ニイミ産業 List of Products and Services

"Plasma-Melted Pure Nickel Spherical Powder" is a highly spherical nickel powder produced by instantaneously melting particles in ultra-high temperature thermal plasma and utilizing surface tension. 【Are you facing these issues?】 - Poor flowability of raw powder in 3D printing - Difficulty in uniform material supply - Quality issues arising from reduced flowability - Lack of required particle size products The "Plasma-Melted Pure Nickel Spherical Powder" can solve these problems! 【Recommended applications include】 - 3D printing (AM additive manufacturing) - High-temperature brazing filler - Internal electrodes - Conductive paste Additionally, by using thermal plasma, we minimize the contamination of impurities. It can be produced in the particle size range of 15μm to 100μm. *For more details, please download the PDF or feel free to contact us.

• Other metal materials

"Zirconia Toughened Alumina (ZTA)" is a composite material consisting of 85% alumina and 15% zirconia, featuring high hardness and wear resistance, excellent thermal shock resistance, chemical stability, as well as high toughness and strength. It allows for easy surface roughness and can be shaped into thin-walled forms. It is suitable for pump components and grinding machine parts. We accept various shapes starting from one piece to meet your technical specifications, so please feel free to contact us. 【Features】 ■ High hardness and wear resistance ■ Excellent thermal shock resistance ■ Improved toughness and strength ■ Chemical stability *For more details, please download the PDF or feel free to contact us.

• Composite Materials

NiiMi Sangyo Co., Ltd. introduces its contract manufacturing of "high-precision clearance valve-less piston pumps," capable of producing ceramic pump components such as air dynamic bearings for valve-less piston pumps. 【Features of Ceramic Pump Components】 ■ Surface characteristics suitable for intended use → Supports surface characteristics from Ra0.4 to Ra0.1 mirror finish, compatible with rotational and sliding speeds! ■ Excellent wear resistance → Superior wear resistance compared to metal, ensuring long lifespan! ■ Excellent heat resistance → Usable continuously at temperatures up to 1000°C! ■ Excellent chemical resistance → Capable of conveying acids, alkalis, and organic solvents. Resistant to corrosion, ensuring long lifespan! Safe for use in medical applications as ceramics do not leach out! *For more details, please download the catalog or contact us directly.

• Plastic Mould

We offer contract processing of "precision ceramic parts for medical devices" using ceramic structural materials in the form of round bars. We select the most suitable materials from alumina, silicon carbide, zirconia, etc., and manufacture high-precision parts that leverage heat resistance, wear resistance, and chemical resistance properties. In addition to supporting high-precision processing at the micron level, we handle all processes from raw material preparation to processing and inspection in a consistent manner, enabling us to provide short delivery times and low costs. 【Features】 ■ Numerous adoption results in pump parts for medical devices ■ Proposing ceramic materials optimal for needs ■ Supporting everything from prototypes to mass production ■ Capable of mirror polishing ■ Proven results in blood analyzers, immunoassay analyzers, etc.! *For more details, please refer to the catalog. Feel free to contact us with any inquiries.

• Processing Contract

Our company specializes in the manufacturing of a wide variety of small ceramic components, including "ceramic parts for medical devices" that achieve high quality and low prices through our unique manufacturing methods. We produce "micro ceramic screws" such as M1 and M2, which are essential components in medical devices, as well as medical pump shafts and "thin-walled pipes." In our catalog, we showcase various products along with their materials and features, while also introducing "points for cost reduction in ceramic parts." We can bring to life the ideas from manufacturers about "it would be great if we could make something like this." Please feel free to consult with us! 【Examples of Ceramic Parts Applications (a few are introduced)】 ■ "Pump shafts, bearings, sleeves" ■ "Plungers" for piston pumps ■ "Pistons and cylinders" for valve-less piston pumps ■ Additionally, parts for analytical and research equipment! *For more details, please download the PDF materials or feel free to contact us.

• Ceramics

This is a catalog featuring "ceramic components for medical devices," which achieve high quality and low prices through a unique manufacturing method. It includes various products and materials, such as "micro ceramic screws" like M1 and M2, which are adopted as essential components in medical devices, as well as medical pump shafts and "thin-walled pipes." [Examples of Adoption of Ceramic Components for Medical Devices (Partial List)] ■ "Pump Shafts, Bearings, Sleeves" ■ "Plungers" for Piston Pumps ■ "Pistons and Cylinders" for Valve-less Piston Pumps ■ Additionally, components for analytical and research instruments! *Please view the PDF data of the "Ceramic Products" catalog available for download.

• Other machine elements

High-quality and low-cost "ceramic components for medical devices" achieved through a unique manufacturing method are widely adopted in medical devices, including critical components such as the "micro ceramic screws" M1 and M2, as well as medical-use "pump shafts" and "thin-walled pipes." 【Examples of Adoption of Ceramic Components for Medical Devices (Partial List)】 ■ "Plunger" for piston pumps ■ "Piston and Cylinder" for valve-less piston pumps ■ "Zirconia Cutter" ■ "Alumina-Zirconia Thin-Walled Pipe" ■ "Pump Shaft and Bearings" *Please refer to the PDF data of the Niimi Industry "Ceramic Products" catalog available for download.

• Ceramics

Example of pump parts processing achievements by Niimi Sangyo Co., Ltd.: "Insulating Washer (Flat Washer)" introduction. *For more details, please refer to the PDF available for download.

• Ceramics

Micro zirconia beads "Niimi NZ Bead Series" are zirconia beads suitable for wet dispersion and fine grinding bead mills in sizes of 10μm and 30μm. They are ideal for use in the dispersion and agitation of pigments, inks, paints, color filters, etc., allowing for finer particles and better color output. 【Features】 ■ High strength, resistant to chipping and breaking ■ Excellent wear resistance ■ High purity with minimal impurities ■ High sphericity ■ Sharp size distribution ■ Smooth surface ■ High toughness with yttria-stabilized zirconia *For more details, please refer to the PDF available for download or contact us directly. *If you would like a sample, please specify "Sample Request" in your inquiry.

• Other polymer materials

At Niimi Sangyo Co., Ltd., we offer contract processing of "high-precision clearance parts made of ceramics," such as air bearing and valveless piston pumps (piston/cylinder). Since it is an air bearing, there is no wear during operation due to non-contact, but there is a risk of wear when not in operation. With Niimi Sangyo's ceramic "air bearings," the wear resistance is superior compared to metals, which reduces the risk of wear. Additionally, one of the features is the ability to create grooves at the micron level. 【Main Features】 ■ Surface characteristics suitable for the intended use ■ Excellent wear resistance ■ Excellent heat resistance ■ Excellent chemical resistance *Please check the PDF for various ceramic parts available for download.

• Plastic bearings

Micro zirconia beads "Niimi NZ Bead Series" are zirconia beads suitable for wet dispersion and fine grinding bead mills, available in sizes of 10μm and 30μm. They are ideal for use in the dispersion and stirring of pigments, inks, paints, color filters, etc., allowing for finer particles and better color output. 【Features】 ■ High strength, resistant to chipping and cracking ■ Excellent wear resistance ■ High purity with minimal impurities ■ High sphericity ■ Sharp size distribution ■ Smooth surface ■ High toughness with yttria-stabilized zirconia *For more details, please refer to the PDF available for download or contact us directly. *If you would like a sample, please specify "Sample Request" in your inquiry.

• Other polymer materials

Our company specializes in the manufacturing of a wide variety of small ceramic components, including "ceramic parts for medical devices" that are highly resistant to corrosion, high quality, and low cost due to our unique manufacturing methods. We also produce "micro ceramic screws" such as M1 and M2, which are essential components in medical devices, as well as medical pump shafts and "thin-walled pipes." In our catalog, we showcase various products along with their materials and features, while also introducing "points for reducing the cost of ceramic parts." We can bring to life the ideas from manufacturers like "it would be great if we could make something like this." Please feel free to consult with us! 【Examples of Ceramic Parts Applications】 ■ Plunger for piston pumps ■ Piston and cylinder for valve-less piston pumps ■ Electrostatic nozzle that solved electrostatic issues in high-pressure spraying ■ Carbon dioxide laser tip ■ Slim nozzle tip with a tapered inner diameter for medical devices *If you have an idea for something that may not be possible to create, please contact us, and we will respond smoothly.

• Ceramics

We manufacture high-quality, low-cost "cylindrical ceramic parts" using our unique production method. We specialize in a wide variety of structural materials, including medical pump shafts and thin-walled pipes. Additionally, in our presentation materials, we introduce "points for reducing costs of ceramic parts" while showcasing various products along with their materials and features! We can quickly respond to prototypes and mass production for shaft shapes, spindle shapes, pump shafts, pistons (plungers), cylinders, bearings, sleeves, and more. ~ We accommodate thin-walled processing and mirror finishing, achieving cylindrical tolerances of less than 2μm and roundness tolerances of less than 1μm! ~ [Examples of ceramic parts applications] ■ Plungers for high-pressure pumps ■ Pistons and cylinders for valve-less piston pumps ■ Shafts, thrust bearings, and bearings for magnetic pumps ■ Thin-walled pipes and nozzles for medical devices ■ Spray nozzles We can solve requests from manufacturers such as "I want to create something like this..." or "I was turned down by other companies..." at our company! *For more details, please download the PDF materials or feel free to contact us.

• Ceramics

At Niimi Industries, we use our patented technology, the "High-Frequency Induction Thermal Plasma Method," to granulate metal powders for metal 3D printers. With our technology, it is possible to spheroidize high melting point metals, such as tungsten and tungsten carbide, which are difficult to process using the atomization method, while maintaining high sphericity and high purity! 【Available High Melting Point Metals (Partial List)】 Tungsten (W), Tungsten Carbide (WC), Molybdenum (Mo), Chromium (Cr), Platinum (Pt), Titanium (Ti), Alloys (Nickel Alloy IN718), etc. 【Niimi Industries Technology】 ■ Spheroidization of high melting point metals into suitable powders for 3D printers ■ Granulation using patented technology with a temperature of 10,000°C through high-frequency induction thermal plasma ■ Capable of handling metals that are difficult to process with the atomization method ■ High sphericity and high purity If you are facing challenges such as being unable to spheroidize with gas atomization or wanting to powder this metal material, please feel free to consult us! *For more details, please download the PDF or feel free to contact us.

• Other metal materials

At Niimi Industry, we use the "N-Plasma Melting (high-frequency induction thermal plasma method)" to granulate spherical powders of high melting point materials. High melting point metals such as WC (tungsten carbide) and W (tungsten) are spheroidized into powders with high sphericity and high purity. By achieving a spherical shape, we realize improved flowability, increased packing density, and enhanced surface hardness of the powders. 【Compatible Materials (High Melting Point Materials)】 ■ High melting point metal powders: Tungsten W, cemented carbide WC, Molybdenum Mo, Inconel, Platinum Pt ■ Composite powders: Copper ■ Inorganic powders: SiO2 silica, glass, ZrO2 zirconia 【Features of Niimi Industry's "Powder Spheroidization Treatment"】 - Ultra-high temperatures exceeding 10,000°C and high enthalpy - Generation of large volumes of thermal plasma - Clean plasma generated by non-electrode discharge - Spheroidization of high melting point materials (metals and ceramics) - Provides powders with good flowability due to the ability to achieve a spherical shape - Suitable for metal powders used in 3D printers *For more details, please refer to the technical materials available for download in PDF format or feel free to contact us.

• Other metal materials

Our company specializes in the manufacturing of "small ceramic components for medical devices" that achieve high quality and low cost through our unique production methods. We excel in the production of a wide variety of small ceramic components, such as "pump parts," "thin-walled pipes," and "cutters," which are adopted as essential components in medical devices. 【Here’s where they are used!】 Sample analysis devices (PCR) / Artificial dialysis machines / Laser scalpels / Endoscopes *They have excellent corrosion resistance, even against sodium hypochlorite and citric acid cleaning. 【Processing methods we offer】 ■ Thin-walled pipe processing ⇒ Tapered nozzles, piercer needles, endoscopes ■ Submicron processing ⇒ Valve-less piston pumps, pistons, cylinders ■ Mirror finish processing ⇒ Pistons, plungers, shafts, spindles ■ Cutting edge processing ⇒ Cutters If you have something you want to create or have been turned away by other companies, we can solve your manufacturing challenges. *For more details, please download the PDF document or feel free to contact us.

• Ceramics

The "Plasma Melted Zirconia Beads" developed by Niimi Industry instantly melt zirconia particles in ultra-high temperature thermal plasma and utilize surface tension to form spherical zirconia beads. They are suitable for the dispersion of nanomaterials. By adopting a unique reinforcement mechanism that utilizes the thermal plasma melting process, they possess excellent durability. Additionally, the use of thermal plasma has made it possible to manufacture ultra-fine beads. 【Features of Plasma Melted Zirconia Beads】 ■ Developed using high-frequency induction thermal plasma ■ Excellent durability and dispersibility ■ High purity ■ Capable of providing ultra-fine beads (sizes 15, 30, 50 μm) 【Applications】 ● Nano dispersion of electronic component materials → Materials for ceramic capacitors, optical materials ● Nano dispersion of pigments ● Nano dispersion of pharmaceutical formulations and cosmetic ingredients *For more details, please refer to the materials available for download in the [PDF Download] section or feel free to [Contact Us].

• Other polymer materials

Our company specializes in the manufacturing of "ceramic pump components" that achieve high quality at low prices through our unique production methods. We have been responding to the production of various small ceramic parts, including rotating sliding components, for many years and have a wealth of experience in the medical industry. If you have a specific idea in mind or have been turned away by other companies, we can help solve your manufacturing challenges. 【Track Record】 ◆ Piston Pumps ◆ Valve-less Plunger Pumps ◆ Cascade Pumps ◆ Magnetic Pumps ◆ High-Pressure Plunger Pumps 【Strengths of Niimi Industry】 ◎ Low Cost (Manufacturing line suitable for rotating sliding component production) ◎ Production of ceramic materials suitable for pumps (hardness, corrosion resistance, etc.) ◎ Capable of achieving surface roughness [Ra0.1 or less] (mirror finishing and polishing techniques) 【Processing Methods Available】 Centerless Processing / Honing Processing / Mirror Finishing Processing / Cylindrical Processing *For more details, please download the PDF document or feel free to contact us.

• Special Pump

This product is a copper composite powder made from P-MMC (Plasma Melting Composite Materials) produced by N-Plasma Melting (thermal plasma melting). It has a high absorption rate for Yb fiber lasers, allowing for dense shaping. Since it is not an alloy, it maintains the properties of pure copper and reduces power consumption. At Niimi Industries (Niimi Ceramics), we offer spherical powder production of high melting point metals such as molybdenum and tungsten with high sphericity and purity through high-frequency induction thermal plasma melting at 10,000°C. By achieving a spherical shape, we realize improved flowability, increased packing density, and enhanced surface hardness of the powder. 【Features】 ■ Copper composite powder made from P-MMC produced by N-Plasma Melting ■ High absorption rate for Yb fiber lasers ■ Capable of dense shaping ■ Maintains the properties of pure copper, reducing power consumption ■ P = Plasma, M = Metal, M = Matrix, C = Composite Metal Matrix Composite *This product is in the development stage, so please feel free to contact us for more detailed information.

• Other metal materials

This product is a metal matrix composite (MMC) manufactured by N-Plasma Melting, consisting of spherical powder with TiB2 particles dispersed within a SUS substrate. By coating (building up) a substrate with spherical SUS-TiB2 powder using laser cladding/DED (Directed Energy Deposition), it is possible to enhance surface modification for durability (wear resistance) by utilizing the high hardness of the TiB2 particles within the coating. 【Features】 ■ P-MMC spherical powder produced by N-Plasma Melting (plasma melting) ■ Particle-dispersed spherical SUS-TiB2 powder ■ P = Plasma, M = Metal, M = Matrix, C = Composite metal matrix composite *This product is in the development stage, so please feel free to contact us for more detailed information.

• Other metal materials

This product is a spherical powder of cemented carbide (tungsten carbide 12% cobalt) manufactured by N-Plasma Melting (plasma melting). It is suitable for powder bed type 3D printers. At Niimi Industries (Niimi Ceramics), we offer spherical powdering of high melting point metals such as molybdenum and tungsten with high sphericity and purity through high-frequency induction thermal plasma melting at 10,000°C. By achieving a spherical shape, we realize improved flowability, filling density, and surface hardness of the powder. 【Features】 - Manufactured by N-Plasma Melting (plasma melting) - Spherical powder of cemented carbide (tungsten carbide 12% cobalt) - Suitable for powder bed type 3D printers *This product is in the development stage, so please feel free to contact us for more detailed information.

• Other metal materials

Our service can spheroidize high melting point materials (metals and ceramics) at an ultra-high temperature of 10,000°C, as well as spheroidize composite particles and intermetallic compounds. We also provide metal powders with excellent flowability in a true spherical shape. By not using crucibles, we ensure contamination-free processing and suppress the increase in oxygen concentration under an Ar+H2 atmosphere. At Niimi Industries (Niimi Ceramics), we offer spheroidization of high melting point metals such as molybdenum and tungsten into spherical powders with high sphericity and high purity through high-frequency induction thermal plasma melting at 10,000°C. By achieving true spherical shapes, we realize improved flowability, increased packing density, and enhanced surface hardness of the powders. 【Features】 ■ Spheroidization of high melting point materials (metals and ceramics) at an ultra-high temperature of 10,000°C, as well as spheroidization of composite particles and intermetallic compounds. ■ Provision of metal powders with excellent flowability in a true spherical shape. ■ Contamination-free processing and suppression of oxygen concentration increase under an Ar+H2 atmosphere. *For more details, please feel free to contact us.

• Other metal materials

At Niimi Industries, we handle "spherical powders of metals and composite materials" using plasma melting technology. *We can also accommodate requests for powder spheroidization. We offer a variety of spherical powders that can be used in diverse fields, including copper composite powders that enable 3D printing with performance equivalent to pure copper, and spherical powders for 3D printers and spheroidized SUS-TiB2 powders that can be produced using plasma melting technology. With the high-frequency induction thermal plasma technology known as the "N-Plasma method," it has become possible to spheroidize high-melting-point metals and intermetallic compounds. - If you want to spheroidize intermetallic compounds - If you want to work on the development of new composite materials - If you want to spheroidize high-melting-point metals We will respond to these requests. 【Features】 ■ Copper composite powders: Enable 3D printing with performance equivalent to pure copper ■ Powder for 3D printers: Spherical powders that expand the possibilities of 3D printing ■ Spherical powders for various applications ■ Spheroidization services *For more details, please refer to the PDF materials or feel free to contact us.

• Other contract services

At Niimi Industries, we handle "spherical powder for 3D printers" using plasma melting technology. *We also accept orders for powder spheronization. We specialize in granulating 3D printer powders for metal matrix composites, such as "SUS-TiB2 composite powder" and "copper composite powder with performance equivalent to pure copper." - I want to try layered manufacturing with composite materials. - I am considering layered manufacturing with intermetallic compounds. - I am looking for new powder materials for 3D printers. We can meet these requests! 【Features】 ■ Copper composite powder: 3D printing possible with performance equivalent to pure copper. ■ High melting point metal spherical powder: 3D printing possible with high melting point metals. ■ Spherical powders for various applications. ■ We also accept spheronization orders (spherical melting possible at ultra-high temperatures of 10,000°C). *For more details, please refer to the PDF document or feel free to contact us.

• 3D Printer

The ceramic screws from Niimi Industries comply with the RoHS directive and can be continuously used at temperatures up to 1500°C with an insulation resistance of over 10kV/mm! They can also be used in corrosive environments, making them suitable for various applications such as electrical and electronic devices, semiconductor manufacturing equipment, and LCD manufacturing equipment. *For more details, please download the catalog.

• Plastic Mould

We offer standard products for wet dispersion and fine grinding bead mill media, including "NZ10," "NZ30," and "NZ50," as well as the sharply graded "NZ30HLC"!

• Other polymer materials

Niimi Sangyo Co., Ltd. introduces its contract manufacturing of ceramic pump components, such as air dynamic bearings for valveless piston pumps, with "high precision clearance."

• Plastic Mould

This is an introduction to the "Plunger Sleep Contract Manufacturing" handled by Niimi Sangyo Co., Ltd.

• Ceramics

Example of pump parts processing achievements by Niimi Sangyo Co., Ltd.: Introduction of the "stepped plunger."

• Plastic Mould

Example of pump parts processing achievements by Niimi Sangyo Co., Ltd.: Introduction of the "Adhesive Plunger."

• Plastic Mould

Example of processed pump parts by Niimi Sangyo Co., Ltd.: Introduction of the "thrust washer."

• Ceramics

Example of machining achievements of pump parts by Niimi Sangyo Co., Ltd.: Introduction of "pump shafts."

• Ceramics

Example of pump parts processing achievements by Niimi Sangyo Co., Ltd.: Introduction of "bearings."

• Plastic Mould

Examples of pump parts processing achievements by Niimi Sangyo: Introduction of "cone valves, gaskets, and nozzles"!

• Plastic Mould

This is an introduction to "Ceramic Screws for Electrical and Electronic Equipment" handled by Niimi Sangyo Co.

• Plastic Mould

This is an introduction to "Ceramic Screws for Semiconductor and LCD Manufacturing Equipment" handled by Niimi Industries.

• Plastic Mould

This is an introduction to "Ceramic Screws for Scientific Instruments and Vacuum Equipment" handled by Niimi Sangyo Co., Ltd.

• Plastic Mould

This is an introduction to "Engineering Ceramics Zirconia Ceramics" handled by Niimi Sangyo Co., Ltd.

• Plastic Mould

This is an introduction to "Ceramic Screws for Medical Devices and Equipment" handled by Niimi Sangyo Co.

• Plastic Mould

This is an introduction to "Engineering Ceramics - Silicon Carbide Ceramics" handled by Niimi Sangyo Co., Ltd.

• Plastic Mould