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プロテックジャパン

EstablishmentMarch 1993
capital5000Ten thousand
number of employees10
addressTokyo/Itabashi-ku/2-14-15 Tokumaru
phone03-5920-0811
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last updated:Mar 12, 2025
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プロテックジャパン List of Products and Services

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Simple die casting Simple die casting
Prototyping and other processing Prototyping and other processing
Molding of resin products Molding of resin products
Metal product casting Metal product casting
Surface treatment of products Surface treatment of products
Technical Information Technical Information
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What is trial processing? What are the possibilities of product verification using simple die casting?

We will also introduce the main types and features of prototype processing, as well as the characteristics of prototype processing using simple die casting!

In the early stages of product development, "prototyping" to bring ideas to life is an essential process for manufacturing companies. However, when asked, "What is prototyping?" there may be surprisingly few sales representatives who can explain the specific content and processes involved. In recent years, as there is a demand for quick turnaround and low-cost prototypes, methods such as "simple die casting" and "simple molds" have gained attention. This article will present an easy-to-understand overview of prototyping, from the basics to the potential for product validation using simple die casting, from the perspective of sales representatives. *For detailed content of the article, please refer to the PDF document. For more information, feel free to contact us.*

  • Prototype Services
  • Processing Contract

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Aluminum? Zinc? The characteristics of die-cast materials and how to differentiate their use.

We will also introduce the materials used in die-casting processing and their application examples!

In the field of product development, it is essential to select suitable processing methods and materials while considering the balance of cost, performance, and delivery time. Among these, "die casting" is a processing method that allows for the precise and high-volume production of complex-shaped metal parts, and it is adopted by many industries. However, when we talk about "die casting materials," there are multiple options such as aluminum alloys and zinc alloys, each with different characteristics and suitability. In this article, based on the theme of "die casting materials," we will organize the features of representative metal materials and explain the points for differentiation based on their applications. We will present this information in an easy-to-understand manner so that sales representatives can confidently select materials and make customer proposals. *For detailed content of the article, please refer to the PDF document. For more information, feel free to contact us.

  • Processing Contract

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What are the mechanisms and characteristics of anodizing? Basic knowledge that is easy to understand even for beginners.

I will explain the processes, benefits, precautions, and limitations of anodizing!

Among metal processing products, aluminum material is widely used in many industries due to its lightweight and excellent workability. However, in its raw form, it is susceptible to corrosion and wear, making surface protection necessary in many situations. In such cases, "anodizing" is often chosen. This article will carefully explain the basic mechanism of anodizing, its applications, features, and combinations with simple die casting, in a way that is easy for beginners to understand. *For detailed content of the article, please refer to the PDF document. For more information, feel free to contact us.

  • Processing Contract

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What is a nested structure? An explanation of essential parts in mold design.

A clear explanation of the basic structure, types, advantages and disadvantages, design considerations, and a comparison with other manufacturing technologies!

A core is a replaceable part incorporated within a mold, and it is an important component that mainly constitutes a part of the molded product. In the design and manufacturing of molds, the adoption of a core structure plays a significant role in improving maintainability, accommodating changes in product shape, and optimizing productivity. For companies dealing with simple die casting, simple molds, and gypsum casting, knowledge of cores is directly linked to proposals for customers and the optimization of production processes. This article will clearly explain the basic structure of cores, types, advantages and disadvantages, points to consider during design, and comparisons with other manufacturing technologies. It will provide content that serves as a tool for the sales department when discussing technical matters with customers. *For detailed content of the article, please refer to the PDF document. For more information, feel free to contact us.

  • Mold Design

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What is gypsum casting? A detailed explanation of the differences between die casting and simple molds.

Explaining the basic concepts and manufacturing processes, and providing a detailed comparison of die casting and simple molds!

In the manufacturing industry, selecting the appropriate casting method is essential for producing high-precision metal parts. There are various types of casting technologies, among which "gypsum casting" is known for its excellent reproducibility of precise shapes and is suitable for small lot production and prototype manufacturing. On the other hand, "die casting" is a technology suited for mass production, while "simple molds" offer the ability to create prototypes with short lead times and low costs, each possessing distinct characteristics. This article will explain the basic concepts and manufacturing processes of gypsum casting, and will provide a detailed comparison with die casting and simple molds. Additionally, it will introduce the suitable applications for each technology, taking into account their respective advantages and disadvantages. *For detailed content of the article, please refer to the PDF document. For more information, feel free to contact us.*

  • Casting Machine

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What is precision casting? Basic knowledge and features.

We will clearly explain the basic knowledge and features, and introduce information that will be useful for sales representatives in their proposal activities!

Precision casting is an essential processing technology for manufacturing parts that require complex shapes and high precision. In recent years, the domestic manufacturing industry has been seeking to improve production efficiency and quality in response to labor shortages and rising raw material costs. Additionally, there is a growing interest in processing technologies that achieve energy savings and cost reductions, driven by stricter environmental regulations and intensified global competition. This article will clearly explain the basic knowledge and characteristics of precision casting, providing useful information for sales representatives in their proposal activities. *For detailed content of the article, please refer to the PDF materials. For more information, feel free to contact us.*

  • Casting Machine

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What is vacuum casting? Suitable for small lot production, achieving cost reduction and short delivery times.

High-quality prototypes and small-scale production can be achieved in a short period! A detailed explanation of the mechanism, benefits, and case studies of vacuum casting.

In the manufacturing industry, improving the efficiency of small lot production and reducing prototype costs are significant challenges. Particularly in traditional manufacturing processes using injection molding and die casting, the cost of mold production can be high, and it may be difficult to respond to short delivery times. This is where the technology of "vacuum casting" comes into focus. Vacuum casting is a method that utilizes 3D printers and master molds to enable the rapid production of high-quality prototypes and small quantities. This technology is well-suited for prototyping and small lot production of resin parts and rubber products, achieving improvements in development speed and cost reduction. This article will explain in detail the mechanism, benefits, and case studies of vacuum casting, exploring its potential as an optimal solution for small lot production in the manufacturing industry. *For detailed content of the article, please refer to the PDF document. For more information, feel free to contact us.*

  • Resin mold

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What is trial processing? A must-see method for sales representatives to reduce costs.

From the basics of trial processing to key points for selecting construction methods that lead to cost reduction, we provide clear explanations and practical examples!

Prototyping is an essential process for confirming accuracy and functionality in the early stages of product development. In particular, it is important for sales representatives to have a basic understanding of prototyping when proposing cost reductions or shortened delivery times. In recent years, the manufacturing industry has faced challenges such as labor shortages and rising raw material costs, making the selection of efficient prototyping methods necessary. Additionally, with an emphasis on environmental considerations and energy conservation, the ability to propose optimal processing methods is being called into question. This article will clearly explain the basics of prototyping, key points for selecting methods that lead to cost reductions, and practical examples. *For detailed content of the article, please refer to the PDF document. For more information, feel free to contact us.*

  • Prototype Services

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What is a light-based 3D printer? Features, advantages, and disadvantages.

A detailed explanation comparing simple die casting and gypsum casting!

The light curing 3D printer is an innovative manufacturing technology that uses ultraviolet light or lasers to harden liquid resin and create precise models. In recent years, the demand for rapid prototyping and complex shape modeling has increased in the domestic manufacturing industry, leading to a rise in the use of light curing 3D printers. Particularly for companies that provide simple die casting and gypsum casting, it is important to understand the advantages and disadvantages compared to traditional manufacturing methods. This article will provide a detailed explanation of the basic principles, features, and the advantages and disadvantages of introducing light curing 3D printers, as well as a comparison with simple die casting and gypsum casting. We aim to provide sales representatives with the information needed to make optimal proposals. *For detailed content of the article, please refer to the PDF document. For more information, feel free to contact us.*

  • 3D Printer

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What is a metal 3D printer? Explanation of features, applications, and examples of use.

Basic principles, features, applications, advantages and disadvantages of introduction, and a detailed explanation of simple die casting!

Metal 3D printers are an innovative manufacturing technology that creates three-dimensional objects using metal powder. In recent years, they have gained attention in the domestic manufacturing industry as a new option alongside simple die casting, simple molds, and gypsum casting. They particularly demonstrate high performance in applications such as rapid prototyping, the creation of complex shapes in one piece, and mass production of customized products. Metal 3D printers are utilized across a wide range of industries, including automotive, aerospace, and medical fields, and it is expected that the market size will expand in Japan by 2025. This article will provide a detailed explanation of the basic principles, features, applications, advantages and disadvantages of introducing metal 3D printers, as well as simple die casting. It also covers key points for sales representatives when making introduction proposals, so please use it as a reference. *For detailed content of the article, please refer to the PDF materials. For more information, feel free to contact us.*

  • 3D Printer

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3D Printer Material Guide | What is the Difference Between Metal and Resin?

A detailed explanation of the characteristics and uses of representative materials! We will also introduce specific examples of their applications and how to choose materials.

As the use of 3D printers advances, many companies may be struggling with the question of "which material should we choose?" There are many types of materials for 3D printers, including metals and resins, each with different characteristics and applications. For example, metals are used for parts that require strength in the production of prototype models. The demand for 3D printer materials is also expanding in the domestic market, and according to the latest market forecasts, the 3D printer-related market is expected to grow significantly by 2025 (Source: Fuji Economic Research). With this market growth, the appropriate selection of materials has become directly linked to enhancing a company's competitiveness. This article will provide a detailed explanation of the representative materials used in 3D printing (metals and resins), along with their characteristics and applications. We will also introduce specific case studies and tips on how to choose materials so that sales representatives can make the best proposals to their clients. *For detailed content of the article, please refer to the PDF document. For more information, feel free to contact us.*

  • 3D Printer

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Surface treatment

We also accommodate surface treatment (finishing polishing) for removing scratches before plating and for polishing!

At Protech Japan, we are confident in our technology and know-how for "surface treatment" tailored to molding conditions and materials. When focusing on paint adhesion and attachment, or to prevent color unevenness caused by differences in surface roughness, we propose appropriate finishing methods based on customer requests and material conditions. Additionally, by applying treatment agents to the surface to induce chemical reactions, we also perform "chemical treatment," which imparts different properties, such as corrosion resistance and compatibility with paints, compared to the original material. 【Main Finishing Processes】 ■ Shot blasting ■ Vibratory barrel polishing ■ Magnetic barrel polishing ■ Buff polishing ■ Hairline, etc. *For more details, please download the PDF or feel free to contact us.

  • Surface treatment contract service

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Resin product molding, small lot resin molding.

Some molding manufacturers are lending out our molded products!

We supply the core parts of mold bases produced in prototypes as molded products tailored to the order shapes of each manufacturer. The product sizes we accommodate are for 50t, 100t, and 150t, with the maximum dimensions being (width) 140 × (length) 250 × (height) 40. The maximum dimensions may vary due to slide mechanisms and other factors. For multiple product inquiries, we can accommodate even if the maximum dimensions are exceeded. 【Features】 ■ Achieves cost reduction by sharing mold bases ■ Reduced processing numbers due to sharing, allowing for shorter delivery times ■ No need to account for mold assets; can be accounted for as processing jigs (Amortization is recommended based on the initial sample quantity) *For more details, please download the PDF or feel free to contact us.

  • Resin processing machine

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Vacuum casting

Suitable for prototypes, small lots, and diverse production! Lower cost compared to molds, and short delivery times are also possible.

We manufacture prototypes and sample products using "vacuum casting," which can also be utilized for test molding before mold creation. Since this method does not use molds, it leads to shorter delivery times and cost reductions. In addition to prototypes, we also accommodate small lot and diverse production, so please feel free to consult with us. 【Molding of Resin Products】 ■ Injection Molding (Injection) & Two-color Molding ■ Blow Molding & Rotational Molding ■ Vacuum & Pressure Molding ■ Small Lot Resin Molding *For more details, please download the PDF or feel free to contact us.

  • Prototype Services

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Vacuum forming and pressure forming

We propose a method with short lead times and low costs! It is also possible to accommodate machining and surface treatment after molding.

Protech Japan Co., Ltd. offers both "vacuum forming and pressure forming." We can perform "vacuum forming," where thermoplastic resin sheets are heated and softened, then stretched with air pressure to closely adhere to a mold, and "pressure forming," where compressed air pressure is used to closely adhere to the mold. Please feel free to contact us for any inquiries or questions. 【Molding of Resin Products】 ■ Injection Molding (2-color molding) ■ Blow Molding / Rotational Molding ■ Casting ■ Small Lot Resin Molding *For more details, please download the PDF or feel free to contact us.

  • Vacuum forming machine

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Molding of resin products

Leave vacuum and pressure forming, casting, and small-lot resin molding to us!

We offer molding of resin products, including injection molding, two-color molding, insert molding, blow molding, and rotational molding. For small lot resin molding, we supply molded products with the insert part of the mold base shaped to order. Additionally, we also perform vacuum forming and pressure forming, which are thermal molding methods, as well as casting by pouring resin into silicone molds to create replicas. 【Services Offered】 ■ Injection Molding / Two-Color Molding ■ Blow Molding / Rotational Molding ■ Vacuum / Pressure Forming ■ Casting ■ Small Lot Resin Molding *For more details, please refer to the related links or feel free to contact us.

  • Processing Contract

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Trial production and other processing

Leave the prototyping of sheet metal, pressing, extrusion, and other processing to us!

We accept prototype and other processing services such as small lot die casting, gypsum casting, and machining. We can produce prototypes and samples using vacuum casting, as well as small lot production, machining after extrusion, and surface treatment, all in a comprehensive manner. Additionally, we have incorporated light curing technology early on and have received high praise from our customers. 【Services Offered (Partial)】 ■ Small lot die casting ■ Gypsum casting ■ Machining ■ Casting ■ Light curing (3D printing) *For more details, please refer to the related links or feel free to contact us.

  • Processing Contract

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Metal product casting

From prototype to processing and mass production! We accept gypsum casting, gravity casting, sand casting, and more.

We consistently provide precision casting products and die casting that are suitable for our customers' needs, as well as the design and manufacturing of various molds. We propose appropriate casting methods based on your requests and conditions, such as which materials to use, how much to produce, and when the delivery date is. We strive to create high-quality and precise products. Additionally, please feel free to consult us regarding small lots or delivery dates. 【Product Information (Partial)】 ■ Small Lot Die Casting ■ Gypsum Casting ■ Die Casting ■ Sand Casting ■ Gravity Casting *For more details, please refer to the related links or feel free to contact us.

  • Processing Contract

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Prototype and other processing small lot die casting

We can provide short delivery times and low costs. Even for small lots, we finish with the same precision as in mass production processes.

Trial molds, simple molds, and small lot die casting refer to manufacturing methods suitable for producing prototypes and mass production in quantities of around 50 to 100 using die casting. Our company achieves short delivery times and low costs through our unique "MC Process." We carefully create a beautiful casting surface and finish small lots with the same precision as mass production processes. For example, a product that typically takes about 35 days and costs around 1 million yen to produce using standard die casting can be reduced to about two-thirds of the time and approximately half the cost using our unique process. Please feel free to contact us when you need assistance. [Reasons for Short Delivery Times] - Direct processing through the transition from CAD to CAM - Smooth CAD conversion due to high casting technology and know-how - Efficient information exchange in CAD, leading to quicker mutual understanding with customers - While electrical discharge machining is commonly used in mold production, we eliminate electrode production and electrical discharge machining, processing everything directly with MC. *For more details, please refer to the related links or feel free to contact us.

  • Mold Design
  • Other molds
  • Prototype Services

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Prototype molds, simple molds, small lot die casting.

It is possible to provide with short delivery times and low costs. There have been achievements where the delivery time was shortened to about two-thirds and the cost was reduced to about half!

Trial molds, simple molds, and small lot die casting refer to manufacturing methods suitable for producing prototypes and mass production in quantities of about 50 to 100 using die casting. Our company achieves short delivery times and low costs through our unique "MC Process." We carefully create a beautiful casting surface and finish small lots with the same precision as mass production processes. For example, a product that typically takes about 35 days and costs around 1 million yen to produce using standard die casting can be reduced to about two-thirds of the time and approximately half the cost using our unique process. Please feel free to contact us when you need our services. 【Reasons for Short Delivery Times】 - Direct processing through the transition from CAD to CAM - Smooth CAD conversion due to high casting technology and know-how - Smooth information exchange of CAD facilitates mutual understanding with customers - Although electrical discharge machining is commonly used in mold manufacturing, we eliminate electrode production and electrical discharge machining, processing everything directly with MC. *For more details, please refer to the related links or feel free to contact us.

  • Mold Design
  • Other molds
  • Prototype Services

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Prototype and other processing - Gypsum casting

We respond to customer requests, such as wanting to create prototypes with precision comparable to die casting in a short period and with a quick turnaround.

We offer low-cost production of prototypes and small lots for "gypsum casting" according to the required quality. Gypsum casting is commonly used for prototype manufacturing, but we can also accommodate small lot production. Additionally, we can produce rubber molding molds, injection molding molds, vacuum forming molds, and blow molding molds using aluminum materials. Please feel free to contact us. 【Features】 ■ Short delivery time and low cost ■ High precision ■ High quality *For more details, please refer to the related links or feel free to contact us.

  • Casting Machine
  • Other molds
  • Prototype Services

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Gypsum casting

We respond to customer requests, such as wanting to create prototypes with precision comparable to die-casting in a short period and with a quick turnaround.

We offer low-cost production of prototypes and small lots for "gypsum casting" according to the required quality. Gypsum casting is commonly used for prototype manufacturing, but we can also accommodate small lot production. Additionally, we can produce rubber molding molds, injection molding molds, vacuum forming molds, and blow molding molds using aluminum materials. Please feel free to contact us. 【Features】 ■ Short lead time and low cost ■ High precision ■ High quality *For more details, please refer to the related links or feel free to contact us.

  • Casting Machine
  • Other molds
  • Prototype Services

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Die cast

We have a wealth of delivery experience in the fields of communication equipment and optical components, where high precision is required!

At Protech Japan, we have been handling a large number of "die casts" for many years, allowing us to provide high-precision and high-quality "die casts" at short lead times and low costs, tailored to the required quality. Additionally, we can manufacture molds that enable a smooth transition to mass production by gathering information on the characteristics and evaluations of castings used in prototypes, including gypsum. This technical capability is one of our strengths. Furthermore, through our network of partner companies both domestically and internationally, we can accommodate die casts ranging from 3mm to 800mm. [Features] - Extensive delivery record in the telecommunications and optical components industries - Ability to manufacture molds that facilitate a smooth transition to mass production - Support for die casts ranging from 3mm to 800mm *For more details, please refer to the related links or feel free to contact us.

  • Casting Machine
  • Other molds
  • Prototype Services

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Sand casting

Supports a wide range of products, including large items! It is widely used for prototyping and small lot production.

The casting method of pouring melted alloy into a mold made of sand and solidifying it is called "sand casting." In the past, wooden molds were predominant, but our company proposes appropriate materials, including durable resins, to meet customer needs. We provide total solutions for customer concerns and requests related to "sand casting," addressing common issues with cast products, as well as offering heat treatment, machining, and surface treatment. 【Features】 ■ Low cost ■ Quick response for product launches ■ Capable of handling a wide range of products, including large items ■ Suitable for prototypes and small lot production ■ A wide selection of steel materials available *For more details, please refer to the related links or feel free to contact us.

  • Casting Machine
  • Prototype Services

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Gravity

Supports a variety of sizes from 100g to 80kg. We meet diverse needs such as complex hollow parts and small lots.

"Gravity" (aluminum die casting) is a casting method that involves pouring molten aluminum alloy into a mold and shaping the product using the weight of the aluminum itself. It is easy to automate and can produce products with excellent internal quality. This method allows for superior precision and hardness, resulting in products with a good surface finish, achieving quality that surpasses sand castings. Our company accommodates a wide range of sizes from 100g to 80kg. Even for two-dimensional products that require strength, we can create products with a dense structure by adopting a one-step forging press finishing method. 【Features】 ■ High precision and smooth surface finish ■ Suitable for the production of intricate molds ■ Capable of mass production *For more details, please refer to the related links or feel free to contact us.

  • Casting Machine
  • Press Dies
  • Other molds

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Lost wax

Supports complex shapes and mass production. A wide selection of steel materials is available, and material changes are easy.

"Lost wax" is a type of precision casting that achieves significantly high dimensional accuracy and beautiful surface finish. Additionally, it has the potential to reduce costs through process integration of multiple parts, and precision casting of titanium is also possible. At our company, we provide total solutions to our customers' concerns and requests, including not only materials but also appropriate processing and surface treatment that meet their needs. [Features] ■ Achieves high dimensional accuracy and beautiful surface finish ■ A wide selection of steel materials, easy material changes ■ Affordable molds, capable of handling complex shapes *For more details, please refer to the related links or feel free to contact us.

  • Casting Machine
  • Other molds

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Metal Injection Molding (MIM)

Complex shapes and three-dimensional surfaces are also possible! It contributes to the reduction of processing man-hours.

Metal Injection Molding (MIM) is a processing method that involves mixing metal powder in a powdered form with a binder, injecting it into a mold, and then sintering it after debinding to manufacture metal products. It achieves high precision and beautiful finishes even for insert molding, small holes, and complex shapes. Additionally, it can accommodate complex shapes and three-dimensional curves. It is also suitable for manufacturing thin and slender items. 【Features】 - Insert molding is possible - Suitable for small products, capable of complex shapes and three-dimensional curves - Beautiful surface finish - High precision - No casting defects - Reduction in processing time *For more details, please refer to the related links or feel free to contact us.

  • Casting Machine
  • Other molds
  • Injection Molding Machine

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Casting

The introduction of the Fran self-hardening molding plant enables support for both prototype development and mass production.

Our castings provide customers with peace of mind and satisfaction through quality and precision that truly reflect Japanese standards, backed by years of accumulation and research and development. We manufacture industrial parts from various types of aluminum alloys, accommodating items ranging from small pieces weighing a few hundred grams to those around one ton. We have a proven track record in aluminum cast parts that require stable high quality, from industrial products such as automotive engines to FA robots and large equipment operating on factory lines. With our accumulated casting knowledge and technology, we also offer proposals for efficient casting. 【Equipment Owned (Partial)】 ■ Molding Facilities - Fran organic self-hardening sand treatment plant - Toyo Casting Machine sand treatment plant (5t/h) - Toyo Casting Machine chemical flow mixer (5t/h) ■ Finishing Facilities - Band saw - Shot blast machine (250k) *For more details, please refer to the related links or feel free to contact us.

  • Casting Machine
  • Engine parts
  • Other factory equipment

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Cutting and machining

Supports resins (general-purpose resins and engineering plastics)! We respond to various needs from prototyping to mass production.

Our company uses NC automatic lathes to handle everything from general cutting parts to ultra-precision cutting parts, including difficult-to-cut materials such as stainless steel and titanium. We can process various materials, including metals, resins (general-purpose resins and engineering plastics), and additional processing of castings such as aluminum, zinc, and magnesium. Utilizing the know-how gained from many years of tire mold manufacturing, we are also capable of molding and cutting various types of rubber. We are open to consultations regarding shapes and lot sizes, so please feel free to reach out to us. 【Features】 ■ Capable of handling prototypes and small lot cutting ■ Capable of molding and cutting various metal, resin, and rubber products *For more details, please refer to the related links or feel free to contact us.

  • lathe
  • Other Auto Parts
  • Other machine elements

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Molding of resin products - casting

In addition to prototypes, we also accommodate small lot and diverse production.

Protech Japan manufactures prototypes and sample products using vacuum casting. Vacuum casting is a method where a silicone mold created from a master model is placed in a near-vacuum state, and resin is poured into it to create the product. Since it does not use molds, it leads to shorter delivery times and cost reductions. 【Features】 ■ Suitable for prototypes, small lots, and diverse production ■ Lower cost compared to molds, with shorter delivery times possible ■ Can also be used for test molding before mold creation *For more details, please refer to the related links or feel free to contact us.

  • Vacuum forming machine
  • Other Auto Parts
  • Prototype Services

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Molding

In addition to prototypes, we also accommodate small lot and multi-variety production.

Protech Japan manufactures prototypes and sample products using vacuum casting. Vacuum casting is a method where a silicone mold created from a master model is placed in a near-vacuum state, and resin is poured into it to create the product. Since it does not use molds, it leads to shorter delivery times and cost reductions. 【Features】 ■ Suitable for prototypes, small lots, and diverse production ■ Lower cost compared to molds, with possible short delivery times ■ Can also be used for test molding before mold creation *For more details, please refer to the related links or feel free to contact us.

  • Vacuum forming machine
  • Other Auto Parts
  • Prototype Services

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Light shaping (3D printer)

It is possible to quickly produce a three-dimensional resin object that is almost identical to the data created in 3D, with complete and precise front and back.

"Light curing (3D printer)" is a resin processing method that involves storing a special liquid resin that hardens when exposed to ultraviolet light in a tank, and then using a UV laser to cure it layer by layer to create a molded object. This technology allows for the rapid production of resin three-dimensional objects that are almost identical to the original 3D data, with complete front and back detail and precision. Additionally, it supports powder-based layered manufacturing as well as liquid resin. [Features] - Capable of forming precise resin three-dimensional objects with complete front and back detail in a short time - Useful for pre-production checks and master models - Compatible with UV-curable resins and powder layered manufacturing *For more details, please refer to the related links or feel free to contact us.

  • 3D Printer
  • Resin processing machine
  • Other Auto Parts

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Extrusion

Total production is possible from post-extrusion machining to surface treatment! We can handle both prototypes and mass production.

At Protech Japan, we handle both aluminum alloy extrusion using billets and resin molding using pellets. Furthermore, we can provide total manufacturing solutions, including machining and surface treatment after extrusion. We respond broadly to our customers' needs. We are open to consultations for both prototypes and mass production. Additionally, you can trust us with the molding of ultra-thin and ultra-thin-walled tubes. 【Features】 - Materials can be created in both aluminum alloys and resins - Machining and surface treatment after extrusion are also available - Support for both prototypes and mass production - Molding of ultra-thin and ultra-thin-walled tubes is possible *For more details, please refer to the related links or feel free to contact us.

  • Extrusion Machine
  • Resin processing machine
  • Pharmaceutical related factory parts

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Sheet metal and pressing

From mass production to a single prototype, we can handle everything. We are capable of total production, including subsequent surface treatments such as painting and plating.

At Protech Japan, we handle "sheet metal processing," which includes cutting, bending, welding, and drilling of metal sheets, as well as "press processing," which involves shaping (plastic processing) by applying strong force with tools that sandwich metal materials. Utilizing equipment such as laser processing machines and NC benders, we can perform a total range of processing from various types to finishing. Additionally, we have installed a nitrogen generation system for clean cutting of stainless steel, making it possible to accommodate such needs. We respond to our customers' sheet metal and press processing needs with high quality and short delivery times. 【Features】 ■ Support for mass production as well as single prototypes ■ Capable of total production including subsequent surface treatments such as painting and plating ■ Quick delivery and low cost ■ Multi-forming and deep drawing are also possible *For more details, please refer to the related links or feel free to contact us.

  • Other processing machines
  • Other PCs and OA equipment
  • Other Pumps

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Injection molding and two-color molding

It is also possible to accommodate small-scale production and prototype molds using aluminum materials processed with gypsum casting.

At Protech Japan, our "Injection Molding" services cater to the needs of the times, accommodating a wide range of materials from general-purpose resins to super engineering plastics. Whether you need plastic products that prioritize cost over precision, or engineering plastics that require strength, such as heat resistance and abrasion resistance, we’ve got you covered. Additionally, "two-color molding" refers to a production method that processes two specific different materials. We also perform insert molding, where parts that need to be integrated are set into the mold and formed. 【Features of Injection Molding】 ■ We can handle surface treatments such as painting, plating, and silk printing, as well as insert molding, post-molding press-fitting, ultrasonic welding, and submerged leak testing. ■ Starting as a tire mold manufacturer, we can produce appropriate molds based on a wide accumulation of technology. ■ We can also accommodate small-scale production and prototype molds using aluminum materials with gypsum casting or processed aluminum materials. *For more details, please refer to the related links or feel free to contact us.

  • Injection Molding Machine
  • Resin processing machine
  • Other optical parts

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Blow Rotational Molding

High-speed production of lightweight and inexpensive containers is possible! It also accommodates small lots and a variety of products.

We would like to introduce the manufacturing method called "blow molding (hollow molding)," which is used to create hollow products such as PET bottles. In this process, heated thermoplastic resin is sandwiched between mold halves, and compressed air is injected into it to inflate and shape it. The resin adheres to the inner surface of the mold, and after cooling and solidifying, the product is removed. Additionally, for customers facing challenges such as size constraints and high mold costs that make blow molding difficult, we propose hollow molding using "rotational molding." 【Features】 ■ Blow Molding - High-speed production of lightweight and inexpensive containers ■ Rotational Molding - Capable of producing stable quality shapes *For more details, please refer to the related links or feel free to contact us.

  • Blow Molding Machine
  • Resin processing machine
  • Plastic utensils and containers

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Vacuum and pressure forming

It is also possible to accommodate machining and surface treatment after molding! We also accept inquiries regarding materials and shapes.

"Vacuum forming" is a molding method in which a thermoplastic resin sheet is heated until softened, then stretched and adhered to a mold using air pressure. "Pressure forming" similarly involves adhering a heated and softened thermoplastic resin sheet to a mold using compressed air pressure. We can provide comprehensive support for inquiries regarding materials and shapes, as well as machining and surface treatment after molding. 【Features】 ■ Proposing methods with short lead times and low costs ■ Capable of handling machining and surface treatment after molding ■ Also able to accommodate vacuum coating forming *For more details, please refer to the related links or feel free to contact us.

  • Vacuum forming machine
  • Resin processing machine
  • Other Auto Parts

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Small lot resin molding

Supports implementation testing, capable of producing injection-molded products! Under-processing cuts such as slides can also be done.

Our company offers "small lot resin molding" at a lower cost by sharing mold bases. We supply the molded parts of the mold base created during prototyping according to the order shapes of each manufacturer. Some molding manufacturers even lend our molded products. In the case of multiple product inquiries, we can accommodate requests even if they exceed the maximum dimensions, so please feel free to consult with us. 【Features】 ■ Shared use reduces processing numbers and enables shorter delivery times ■ No need to account for mold assets; can be accounted for as processing jigs ■ Supports implementation testing and can produce injection molded products ■ Under-processing cuts such as slides are possible (with some restrictions) ■ Design changes (modifications) are possible *For more details, please refer to the related links or feel free to contact us.

  • Resin processing machine
  • Other processing machines

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Strengths of Protech Japan

Leave small lot, low-cost, and short delivery time mold manufacturing and prototype production to us.

Protech Japan is a manufacturing company that specializes in designing and producing molds and prototypes with a focus on "small lots, low costs, and short delivery times." Issues related to delivery times, lot sizes, and costs are common concerns in the manufacturing process of molds and prototypes. As a solution to these problems, our company not only meets requirements but also leverages accumulated know-how and a network of partner factories to coordinate appropriate manufacturing methods. While we certainly offer "small lots, low costs, and short delivery times," our total coordination capabilities will be beneficial when you want to consult on ways to create better products. **Benefits** - Close collaboration with reliable partner factories to produce low-cost, high-quality products - Detailed responses to requests for small lots - Quick responses to estimates, designs, and manufacturing *For more details, please refer to the related links or feel free to contact us.*

  • Casting Machine
  • Other molds
  • Mold Design

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Thorough explanation of the basics, features, and advantages of aluminum die casting.

Utilizing characteristics such as lightweight, high precision, and durability, it is used in a wide range of manufacturing fields.

Have you heard the term "aluminum die casting"? This technology is a method for producing metal products with high precision and efficiency, and it occupies a particularly important position in the manufacturing industry. It is widely used, especially in automotive parts and electronic devices, and is evaluated as a suitable method for products that require lightweight and high-strength characteristics. In this article, we will explain the basic knowledge of "aluminum die casting" that sales representatives should know, and we will introduce its features, advantages, and comparisons with related technologies in detail. *For more detailed content of the article, you can view it through the related links. Please feel free to contact us for more information.

  • Casting Machine
  • Other molds

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Surface treatment of products

We are confident in our technology and know-how for surface treatment tailored to molding conditions and materials!

We propose accurate "surface treatment" methods by identifying the specific treatments unique to materials such as anodizing and Parkerizing, as well as their compatibility with different materials. In some cases, reviewing the material and manufacturing methods can also lead to a reduction in total costs. If you are facing issues with surface treatments related to rust prevention, hardness, lubrication, gloss, or color, please feel free to consult us. 【Treatment Details (Excerpt)】 ■ Finishing Polishing ■ Chemical Treatment ■ Anodizing ■ Plating ■ Coating *For more details, please refer to the related links or feel free to contact us.

  • Other surface treatment equipment
  • Plating Equipment
  • Painting Machine

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