がまかつ Product Lineup

In the aerospace field, the reduction of structural weight is directly linked to improved fuel efficiency and increased payload, making material selection and structural design extremely important. Particularly in deployment mechanisms and variable structures, there is a demand for lightweight yet high strength and reliability. Conventional structures tend to increase in weight and face limitations in design flexibility. Our expandable CFRP pipes address these challenges by utilizing the properties of CFRP materials and our unique manufacturing methods to achieve a lightweight and high-strength expandable structure, supporting innovative lightweight structural design in the aerospace sector. 【Application Scenarios】 - Deployable structures - Variable wings and variable structures - Lightweight frames and support structures 【Benefits of Implementation】 - Significant weight reduction of structures - Increased design flexibility - Improved fuel efficiency performance

• Composite Materials
• Other polymer materials

We propose a telescoping carbon pipe utilizing fishing rod production technology.

• Composite Materials
• Other polymer materials

In the field of robotics, particularly in the design of precision arms, there is a demand for lightweight components to improve responsiveness and reduce power consumption. Achieving a balance between the required rigidity and lightweight nature of the arm's movable parts is a crucial challenge for realizing precise movements. Insufficient rigidity can lead to arm shaking and decreased positional accuracy, making precise tasks difficult. Our processed ultra-thin CFRP carbon pipes with an outer diameter of 1.5mm can be proposed as a material to address these challenges. 【Application Scenarios】 - Lightweighting of robotic arms - Structural components for precision equipment - Frames for drones and small aircraft 【Effects of Implementation】 - Improved responsiveness of the arm - Reduced power consumption - Realization of high-precision movements

• Pipe and cable cutters

This document explains the technologies and properties of carbon that can be processed by Gamakatsu Co., Ltd. It includes tables comparing the specific gravity, tensile strength, elasticity, thermal conductivity, and tactile feel of carbon, aluminum, titanium, and iron, as well as graphs showing the relationship between the tensile strength and elasticity of carbon fibers by grade. Additionally, it introduces specifications for carbon molding and painting processes as technologies that can be mass-produced by our company. [Contents] ■ Properties of carbon ■ Relationship between tensile strength and elasticity of carbon fibers by grade ■ Mass-producible technologies - Carbon molding - Painting process *For more details, please download the PDF or feel free to contact us.

• Processing Contract
• Special Steel

We would like to introduce the wire processing conducted by Gamakatsu Co., Ltd. We possess straight cutting machines, point machines, forming machines for bending, rings, notches, holes, presses, etc., as well as heat treatment furnaces (atmospheric and vacuum) and chemical polishing continuous batch processors. For inspection equipment, we have various facilities including hardness testers, sample embedding machines, sample polishing machines, microscopes, 3D scanners, and dimensional measuring devices. Additionally, we also manufacture carbon blanks. 【Processed Steel Types】 ■ High Oxygen Steel ■ Stainless Steel ■ High-Speed Steel ■ Special Alloy Steel *For more details, please download the PDF or feel free to contact us.

• Special Steel
• Processing Contract

In the manufacturing of industrial machine frames, high strength and durability are required. In particular, the production of frame components that demand complex shapes and precise dimensions necessitates reliable technology and experience. Our bending processing contributes to the manufacturing of industrial machine frames with materials and sizes tailored to our customers' needs. 【Application Scenarios】 - Manufacturing of frame components for industrial machines - Creation of frames for various structures 【Benefits of Implementation】 - Provision of components that meet the required strength and durability - Improved design flexibility by accommodating complex shapes

• Processing Contract

In the medical device industry, the selection of materials and processing techniques significantly influence product performance in precision machining, where high accuracy and reliability are required. Particularly in fields that demand lightweight, strength, and biocompatibility, the processing of special materials becomes crucial. Our company leverages the technology cultivated through years of manufacturing to provide processing solutions tailored to our customers' needs. Our collection of product processing case studies offers valuable information for solving challenges in precision machining. 【Application Scenarios】 - Processing of ultra-thin CFRP pipes with an outer diameter of 1.5mm - CFRP pipe processing using sheet winding methods - Straight cutting processing of round wire (steel, stainless steel) - Tip grinding processing 【Benefits of Implementation】 - Contribution to the manufacturing of high-precision parts - Achieving both lightweight and high strength - Capability to handle diverse materials and sizes

• Processing Contract

In the aerospace field, the use of lightweight and high-strength materials contributes to performance improvement and fuel efficiency enhancement. Particularly for components that require reliability under extreme conditions, the selection of materials and precise processing techniques are essential. Inappropriate material selection or processing can lead to structural issues or performance degradation. At Gamakatsu Co., Ltd., we provide a collection of processing examples for special materials such as CFRP (carbon fiber reinforced plastic) pipes and round wire processing, and we propose optimal solutions tailored to your company's needs. 【Application Scenes】 - CFRP carbon straight pipes - Ultra-thin CFRP carbon pipes - Decorative CFRP carbon pipes - Straight cutting processing of round wire (steel, stainless steel) - Tip grinding processing - Bending processing 【Effects of Implementation】 - Improved fuel efficiency through weight reduction - Enhanced reliability due to high strength - Maintenance of performance through precision processing

• Processing Contract

In the robotics industry, miniaturization and lightweight design are essential for improving product performance. In particular, components around movable parts and sensors require high strength and precise processing. If these demands are not met, it may lead to limitations in the robot's range of motion and constraints on the functions that can be mounted. At Gamakatsu Co., Ltd., we introduce various examples of CFRP pipe processing, including ultra-thin CFRP pipes with an outer diameter of 1.5mm, to meet the needs for miniaturization. 【Application Scenarios】 - Weight reduction of robotic arms - Miniaturization of sensor-mounted areas - Application in precision motion components 【Benefits of Implementation】 - Expansion of the robot's range of motion - Increase in the functions that can be mounted - Realization of space-saving design

• Processing Contract

In the maritime industry, materials and processing that can withstand saltwater and harsh environments are required. Particularly in highly corrosive environments, material degradation can progress rapidly, potentially compromising the reliability and safety of equipment. Therefore, the selection of materials with excellent corrosion resistance and precise processing techniques to match is essential. Gamakatsu Co., Ltd. offers a collection of product processing examples that meet these needs. 【Usage Scenarios】 - Deck components - Mooring equipment components 【Benefits of Implementation】 - Improved long-term durability - Reduced maintenance costs - Ensured safety

• Processing Contract

In the field of outdoor equipment, lightweight design is essential to improve portability and usability. This is particularly important for products used in harsh environments, where balancing material strength and lightness is crucial. Insufficient lightweighting can lead to increased burden during transport and fatigue during use. Gamakatsu Co., Ltd. offers a collection of case studies on product processing that contribute to lightweighting, including CFRP pipes with outer diameters of 10, 20, and 32 mm, t1, and L = 1000 mm, as well as examples using sheet winding methods. 【Usage Scenarios】 - Parts for outdoor gear (poles, frames, etc.) - Lightweighting of portable tools - Design of products that require frequent transport 【Benefits of Implementation】 - Improved portability of products - Reduced burden during use - Enhanced functionality of products

• Processing Contract

In the toy industry, precise fixing and connection of parts are required during the assembly process. Especially in the assembly of complex-shaped or small parts, appropriate processing affects the quality and safety of the product. Inadequate processing can lead to assembly defects or product damage. Our company supports the toy assembly process by providing cutting processing tailored to our customers' needs. 【Usage Scenarios】 - Processing of connection points for toy parts - Streamlining assembly work 【Benefits of Implementation】 - Improved assembly accuracy - Reduced work time

• Processing Contract

In the field of industrial machinery, high durability that can withstand harsh environments is required. In particular, resistance to wear, corrosion, and impact is crucial for moving parts of machines and components exposed to the outside. These factors can lead to decreased machine performance, failures, and even unexpected downtime. The decorative CFRP carbon pipes we offer utilize materials and processing methods with excellent durability to address these challenges. 【Usage Scenarios】 - Industrial machine parts used in harsh environments - Areas requiring high strength and lightweight properties - Applications needing corrosion resistance 【Benefits of Implementation】 - Contributes to the longevity of machines - Reduces maintenance frequency - Energy savings through overall product lightweighting

• Pipe and cable cutters

In the telecommunications industry, antenna supports require lightweight, durability, and an appearance that matches the installation environment. In particular, for outdoor antenna support materials, it is essential to use materials that can withstand wind, rain, and ultraviolet rays, as well as designs that consider the surrounding landscape. Inappropriate materials or designs can not only compromise the stability of the antenna but also cause aesthetic issues. Our decorative CFRP carbon pipes address these challenges by providing variations in appearance through the weaving of carbon on the outermost layer, in addition to the properties of CFRP materials. 【Usage Scenarios】 - Support materials for outdoor antennas - Components for telecommunications infrastructure 【Benefits of Implementation】 - Lightweight and easy to handle - Increased longevity due to high durability - Options for appearance that consider the landscape

• Pipe and cable cutters

In the field of sports, there is a demand for performance enhancement through lightweight and high-strength materials. Particularly in competitive equipment and training devices, the properties of the materials directly affect the athletes' abilities, making high reliability and functionality essential. Inappropriate material selection or processing can lead to decreased performance or damage. Our processed "Decorative CFRP Carbon Pipe," made from CFRP material and using sheet winding manufacturing methods, achieves a balance of lightweight and strength, contributing to performance improvement in sports. 【Usage Scenarios】 - Parts for competitive equipment - Components for training devices - Structural materials for sports goods 【Benefits of Implementation】 - Improved operability due to weight reduction - Enhanced durability due to high strength - Increased added value through design features

• Pipe and cable cutters

In the aerospace field, lightweight and high-strength materials are required. In particular, high reliability and durability are essential for structural components and exterior parts. If these requirements are not met, it may lead to a decrease in aircraft performance or safety issues. Our processed "decorative CFRP carbon pipe" achieves high strength through CFRP material and sheet winding manufacturing methods, addressing these challenges. 【Application Scenarios】 - Aircraft structural components - Spacecraft parts - Other areas requiring high strength 【Benefits of Implementation】 - Improved fuel efficiency due to weight reduction - Increased reliability due to high strength - Extended lifespan due to durability

• Pipe and cable cutters

In the drone industry, lightweight and high rigidity of the airframe are required to improve flight performance. In particular, the rigidity of the airframe structure is crucial for ensuring flight stability. Insufficient rigidity can make the drone susceptible to vibrations during flight and external influences, potentially hindering stable flight. Our processed "decorative CFRP carbon pipe" provides lightweight and high-rigidity components through CFRP materials and sheet winding methods, contributing to the flight stability of drones. 【Usage Scenarios】 - Frame structure of drone airframes - Propeller arms 【Effects of Implementation】 - Improved stability of the airframe during flight - Increased resistance to external influences

• Pipe and cable cutters

In the printing industry, printing rolls are crucial components that directly affect product quality. In particular, to achieve precise printing, the uniformity and smoothness of the roll surface are essential. Even slight irregularities or scratches can cause printing inconsistencies and ink splatter, potentially impacting the final product's finish. Therefore, high precision and durability are indispensable for printing rolls. Our advanced grinding technology provides solutions to meet these demands. 【Application Scenarios】 - Surface processing of printing rolls - High-precision cylindrical processing 【Benefits of Implementation】 - Improvement in printing quality - Reduction of defective products

• Processing Contract

In the fiber industry, the precision of spinning components is crucial as it directly affects the quality of the yarn and production efficiency. Particularly in the spinning process, where yarn is handled at high speeds, even slight variations in dimensions or surface roughness can lead to yarn breakage or a decline in quality. Therefore, components that can be precisely machined are in demand. Our advanced grinding technology can meet these requirements. 【Application Scenarios】 - Manufacturing of spinning machine components - Yarn guide components - Other textile machine parts requiring precise dimensions 【Benefits of Implementation】 - Reduction of yarn breakage - Improvement in production efficiency - Stabilization of product quality

• Processing Contract

In the cutting tool industry, high-precision processing tailored to the characteristics of materials is crucial for the manufacturing of parts that require precise machining. Particularly in the processing of fine parts and complex shapes, the performance of the tools and the machining techniques directly impact the quality of the products. Inappropriate machining can lead to a decrease in the precision of parts or even damage. We would like to introduce examples of tip grinding processing for round wire (steel, stainless steel) with diameters ranging from φ0.5 to 2.5 and lengths from 50 to 150. Please feel free to contact us when you need our services. 【Usage Scenarios】 - Manufacturing of precision parts - Parts requiring fine machining - Processing of special shapes

• Processing Contract

In the medical industry, especially in surgical instruments, high precision and reliability are required. Fine processing and special shapes are directly linked to the safety and efficiency of surgeries, so meticulous attention is needed from material selection to processing methods. Improper processing can lead to instrument damage and pose risks to patients. Our advanced grinding processing introduces precise processing examples that meet the stringent demands of medical settings. 【Application Scenarios】 - Precision processing of the tips of surgical instruments - Manufacturing of fine components - Responding to needs for special shapes 【Benefits of Implementation】 - Improved performance of surgical instruments - Ensured safety - Reduced burden on medical professionals

• Processing Contract

We would like to introduce a case of "cutting processing" that we conducted. The material is round wire (copper, stainless steel), and the size can be discussed separately. Please feel free to contact us when you need our services. 【Case Overview】 ■ Material: Round wire (copper, stainless steel) ■ Size: To be discussed separately *For more details, please download the PDF or feel free to contact us.

• Processing Contract

We would like to introduce an example of "press processing" conducted by our company. The material is round wire (copper, stainless steel), and the size can be discussed separately. Please feel free to contact us when you need our services. 【Case Overview】 ■ Material: Round wire (copper, stainless steel) ■ Size: To be discussed separately *For more details, please download the PDF or feel free to contact us.

• Processing Contract

We would like to introduce a case study of "bending processing" that we conducted. The materials are round wire (copper, stainless steel), and the sizes can be discussed separately. Please feel free to contact us when you need our services. 【Case Overview】 ■ Material: Round wire (copper, stainless steel) ■ Size: To be discussed separately *For more details, please download the PDF or feel free to contact us.

• Processing Contract

We would like to introduce a case study of "advanced grinding processing" that we conducted. The materials used are round wire (copper, stainless steel), with sizes ranging from φ0.5 to 2.5 and lengths of 50 to 150. Please feel free to contact us when you need our services. 【Case Overview】 ■ Material: Round wire (copper, stainless steel) ■ Size: φ0.5 to 2.5, Length: 50 to 150 *For more details, please download the PDF or feel free to contact us.

• Processing Contract

We would like to introduce an example of our "straight cutting processing." The materials used are round wires (copper, stainless steel), with sizes ranging from φ0.5 to 2.5 and lengths of 50 to 150. Please feel free to contact us when you need our services. 【Case Overview】 ■ Material: Round wires (copper, stainless steel) ■ Size: φ0.5 to 2.5, Length: 50 to 150 *For more details, please download the PDF or feel free to contact us.

• Processing Contract

We would like to introduce a processing example of "decorative CFRP carbon pipes" that we conducted. The material is CFRP, and the processing method is sheet winding. There are variations in appearance depending on the weaving pattern of the outermost layer of carbon. Please feel free to contact us when you need our services. 【Case Overview】 ■ Material: CFRP ■ Processing Method: Sheet Winding *For more details, please download the PDF or feel free to contact us.

• Pipe and cable cutters

We would like to introduce a processing example of our "ultra-fine CFRP carbon pipe." The processing method used is the sheet winding method. It is a CFRP pipe with an outer diameter of 1.5mm. Please feel free to consult us regarding the size. 【Case Overview】 ■ Material: CFRP ■ Processing Method: Sheet Winding Method *For more details, please download the PDF or feel free to contact us.

• Pipe and cable cutters

We would like to introduce a processing example of "CFRP Carbon Straight Pipe" that we conducted. The processing method is sheet winding. It is a CFRP pipe with an outer diameter of 10, 20, 32, thickness 1, and length of 1000mm. Please feel free to contact us when you need our services. 【Case Overview】 ■ Material: CFRP ■ Size: φ10 ■ Processing Method: Sheet Winding *For more details, please download the PDF or feel free to contact us.

• Pipe and cable cutters

In marine applications, high corrosion resistance that can withstand harsh environments is required. Particularly in environments exposed to saltwater and ultraviolet rays, the degradation of materials significantly affects the product's lifespan. CFRP pipes have superior corrosion resistance compared to metals and maintain stable performance over long periods. Our processing case collection introduces various processing examples of CFRP pipes and offers optimal solutions tailored to our customers' needs. 【Application Scenes】 * Marine structures * Fishing gear * Underwater robots 【Benefits of Implementation】 * Improved service life * Reduced maintenance costs * Enhanced product reliability

• Processing Contract

In the civil engineering industry, seismic resistance is crucial for ensuring the safety and durability of structures. To protect structures from natural disasters such as earthquakes, materials that combine high strength and lightweight properties are required. CFRP pipes are one effective option for seismic reinforcement due to their characteristics. Our company provides a collection of processing examples for CFRP pipes and proposes optimal solutions tailored to our customers' needs. 【Application Scenes】 * CFRP Carbon Straight Pipes * Ultra-thin CFRP Carbon Pipes * Decorative CFRP Carbon Pipes * Straight Cutting Processing * End Grinding Processing 【Benefits of Implementation】 * Improved seismic resistance * Enhanced workability due to weight reduction * Compatibility with various shapes * Potential for cost reduction

• Processing Contract

In the field of medical precision machining, high accuracy and quality are required. Particularly in medical devices and instruments, factors such as material selection and machining precision are crucial elements that affect the safety and functionality of the products. Precision machining of CFRP pipes, for example, achieves both lightweight and high strength, contributing to the performance improvement of medical devices. Our collection of machining case studies presents specific solutions to these challenges. 【Application Scenarios】 - Medical endoscope components - Surgical instruments - Precision inspection equipment 【Benefits of Implementation】 - Improved operability due to weight reduction - Enhanced durability due to high strength - Adaptability to various shapes - Provision of high-quality products

• Processing Contract

At Gamakatsu Co., Ltd., we are offering a collection of product processing case studies. We introduce examples such as CFRP pipes with outer diameters of 10, 20, and 32 mm, t1, and L = 1000 mm, as well as cases using sheet winding methods. Additionally, we also include examples of straight cutting processing of round wire (steel, stainless) and tip grinding processing. Please feel free to consult us regarding materials and sizes. 【Contents (partial)】 ■ CFRP carbon straight pipes ■ Ultra-fine CFRP carbon pipes ■ Decorative CFRP carbon pipes ■ Straight cutting processing ■ Tip grinding processing ■ Bending processing *For more details, please download the PDF or feel free to contact us.

• Processing Contract