PPEK flat washer / PEW
This product is a flat washer made of PEEK (polyether ether ketone), which has high heat resistance, mechanical strength, and chemical resistance. It is used by inserting it between the fastening materials when tightening bolts or screws. By distributing the load during tightening over a wide area, it reduces the stress on the tightening surface, helps prevent dents and scratches on the counterpart material, and protects the seating surface. Additionally, using a flat washer stabilizes the fastening surface and supports the tightening condition of the bolts and screws. In addition to the excellent heat resistance and high mechanical strength unique to PEEK, it also excels in chemical resistance, radiation resistance, and electrical insulation. This high-performance resin flat washer is suitable for fastening components in semiconductor manufacturing equipment, various industrial machinery, and electrical and electronic devices, where resistance to high temperatures, chemicals, mechanical strength, and electrical insulation are required.
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basic information
■Specifications - Material: PEEK (Polyether Ether Ketone) - Color: Light brown - Heat distortion temperature: 1.82MPa…152℃ - UL standard: UL94V-0 (Material) ■Size Variants - Nominal diameter: For M1.7 / M2 / M2.6 / M3 / M4 / M5 / M6 / M8 / M10 / M12 / M15 ■EU-RoHS - Compliant with EU-RoHS2
Price information
For more details, please check our company website or catalog, or feel free to contact us.
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Applications/Examples of results
We offer a variety of products that can be used for various applications such as printed circuit board mounting, electronic component mounting, semiconductor mounting, relay terminal mounting, distribution board components, robot parts, industrial machinery, machine tool components, water treatment machinery parts, FA equipment, mobile communications, mobile mobility, and base station-related components.
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We, Hirosugi Instruments, are a comprehensive manufacturer of mechanical and electronics parts, dealing with spacers, terminals, washers, bushes, screws, and more. Our wide range of products boasts a diverse lineup that matches various applications, and we have received high praise from customers in various industries for providing multifunctional, high-quality products with short delivery times and low costs. From product development to design, procurement, and technical support, we provide one-stop support through our product offerings. ■ Company Features ■ 1: Offering a diverse selection of over 118,000 standard parts. 2: One of the largest spacer lineups in Japan. 3: Free shipping for orders over 3,000 yen (excluding tax). 4: Orders can be placed starting from a minimum lot of 50 pieces. 5: High-quality standard products at ISO levels. 6: Fast delivery from our own stock for all products. 7: Affordable pricing with cost control. 8: Support for issuing various certificates. 9: Actively supporting the production of custom products. 10: Providing consistent and specialized services.





