堀内発條製作所 List of Products and Services

"SQ Nylon" is a new material that possesses excellent flexibility, toughness, and wear resistance. It has approximately 65% less wear compared to the super engineering plastic PTFE, making it highly resistant to wear. Where regular nylon would crack, it deforms significantly without breaking, absorbing impact. [Features] ■ Nylon with excellent impact resistance ■ Crushes without breaking upon impact ■ Approximately 65% less wear than super engineering plastic PTFE *For more details, please refer to the PDF document or feel free to contact us.

• Other polymer materials

Our company manufactures precision press-processed products and handles various materials. "Polypropylene" excels in electrical properties, water resistance, and chemical resistance. It is one of the lightest resins among general-purpose resins and has properties very similar to polyethylene. It is an extremely popular material among plastics and is used in a wide range of industrial fields due to its convenience. 【Features】 ■ Excellent electrical properties, water resistance, and chemical resistance ■ One of the lightest classes among general-purpose resins ■ Properties are very similar to polyethylene *For more details, please refer to the PDF document or feel free to contact us.

• plastic

Our company manufactures precision press-processed products and handles a variety of materials. "Teflon (PTFE, polytetrafluoroethylene)" has excellent chemical resistance, and is not affected by acids such as nitric acid, sulfuric acid, hydrochloric acid, phosphoric acid, as well as caustic alkalis and ammonia. It also features high electrical properties with excellent insulation, and a wide continuous usage range from -100°C to 260°C. It does not adhere to sticky substances, and can be easily peeled off even when in contact with them. 【Features】 ■ Chemical resistance ■ Excellent electrical properties ■ Wide continuous usage range from -100°C to 260°C ■ Excellent self-lubrication ■ Superior flame resistance *For more details, please refer to the PDF document or feel free to contact us.

• Other polymer materials

Our company manufactures precision press-formed products and handles a variety of materials. "Kapton (polyimide)" is a super engineering plastic that exhibits superior heat resistance and wear resistance compared to other engineering plastics. The continuous use temperature is 260°C, the load deflection temperature is 380°C, and it can be used at around 500°C for short periods. It contains very few impurities and has a very low outgassing characteristic due to its high purity. 【Features】 ■ Excellent heat resistance and wear resistance ■ Low impurity content ■ Minimal outgassing *For more details, please refer to the PDF document or feel free to contact us.

• Other polymer materials

Our company manufactures precision pressed products and handles various materials. "PEEK (Polyether Ether Ketone)" is a crystalline resin with various properties. It has excellent heat and water resistance, allowing for continuous use in steam at temperatures between 200°C and 260°C. It can withstand up to 300°C for short periods, making it one of the best in terms of heat and water resistance among plastics. Additionally, it exhibits exceptional resistance to acids and alkalis at high temperatures. Furthermore, it has high flame retardancy and generates very little smoke and toxic gases during combustion. 【Features】 ■ Excellent heat and water resistance ■ Exceptional resistance to acids and alkalis at high temperatures ■ High flame retardancy ■ Minimal smoke and toxic gas generation during combustion *For more details, please refer to the PDF document or feel free to contact us.

• Other polymer materials

Our company manufactures precision press-formed products and handles various materials. 'Soma Black' is a polyester film blended with carbon black. By applying a sand matte finish to both sides, we reduce reflectivity, and through special processing, we impart conductivity and sliding properties. 【Features】 ■ Sand matte finish on both sides ■ Reduced reflectivity ■ Conductivity and sliding properties due to special processing *For more details, please refer to the PDF document or feel free to contact us.

• Other polymer materials

Our company manufactures precision press-processed products and handles various materials. "Carbon Feather" is a material developed as a light-shielding film for optical equipment. We use various excellent polyester films among plastic films for our equipment. It excels in heat resistance, dimensional stability, and mechanical properties. [Features] - Excellent heat resistance - Excellent dimensional stability - Excellent mechanical properties *For more details, please refer to the PDF document or feel free to contact us.

• Other polymer materials

Our company manufactures precision press-processed products and handles a variety of materials. "POM (Polyoxymethylene) and Black POM" are crystalline resins with balanced mechanical properties, particularly excellent fatigue resistance. They also excel in wear resistance, creep resistance, and dimensional stability, and have good resistance to organic solvents and alkalis. 【Features】 ■ Balanced mechanical properties ■ Extremely excellent fatigue resistance ■ Excellent wear resistance ■ Excellent creep resistance ■ Excellent dimensional stability ■ Good resistance to organic solvents and alkalis *For more details, please refer to the PDF document or feel free to contact us.

• Engineering Plastics

Our company manufactures precision pressed products and handles a variety of materials. The "Nylon (Polyamide) Series" (6 Nylon, 66 Nylon, Black Nylon, Yellow Nylon) boasts excellent mechanical properties and is superior in abrasion resistance, oil resistance, and gas barrier properties. It has a high melting point and water absorption, making it a representative resin for industrial use. It excels in alkali resistance and solvent resistance, becoming more flexible with water absorption, which increases its impact resistance. 【Features】 ■ Excellent mechanical properties ■ Superior abrasion resistance ■ Excellent oil resistance ■ Superior gas barrier properties ■ High melting point and water absorption *For more details, please refer to the PDF document or feel free to contact us.

• Engineering Plastics

Our company manufactures precision press-formed products and handles a variety of materials. "Lumilar (PET Polyethylene Terephthalate)" possesses numerous excellent properties not found in other films, including exceptional toughness, electrical insulation, heat and cold resistance, and chemical resistance (excluding strong alkalis). It is widely used as an electrical insulation material. There are also dyeing materials available for Lumilar that can be used for identification (red, yellow, blue, green, purple). 【Features】 ■ Toughness ■ Electrical insulation ■ Heat and cold resistance ■ Chemical resistance (excluding strong alkalis) *For more details, please refer to the PDF document or feel free to contact us.

• Engineering Plastics

Our company manufactures precision pressed products and handles a variety of materials. "Polyslider" is a material that enhances the sliding properties of nylon. It has no front or back like other resin sheets, and both sides maintain their performance. It excels in chemical resistance and oil resistance (excluding strong acids). Due to its low friction noise and minimal wear, it is suitable for sliding and rotating components. 【Features】 ■ No front or back like other resin sheets ■ Performance is not compromised on either side ■ Excellent chemical resistance and oil resistance (excluding strong acids) ■ Low friction noise and minimal wear ■ Ideal for sliding and rotating components *For more details, please refer to the PDF document or feel free to contact us.

• Engineering Plastics

Our company specializes in precision press processing. We handle a variety of materials, including poly sliders, the Lumilar series (H10, X30, S10), and the nylon series (6 nylon, 66 nylon, black nylon). Our products can be widely used across various industrial fields, including industrial, consumer, and electronic component parts, as well as special precision parts. We can press process light-shielding and anti-reflective films for optical devices, such as Soma Black and Carbon Feather, into your desired shapes. We are certified with ISO9001, ensuring that we supply products to our customers with peace of mind and safety. Additionally, we use RoHS2 compliant materials and can accommodate various environmental documentation. Please feel free to contact us with any requests. 【Materials Handled】 ■ Poly Slider ■ Lumilar Series (H10, X30, S10) ■ Nylon Series (6 Nylon, 66 Nylon, Black Nylon, Yellow Nylon) ■ POM (NC, BK) ■ Light-shielding Films (Carbon Feather, Soma Black), etc. *For more details, please download the PDF or feel free to contact us.

• Contract manufacturing
• Processing Contract