The three-in-one technology of hardness, polishing techniques, and material compatibility is blossoming.
"Ina Ball" is the unsung hero of products like water purifier switching valves. It once dominated the market as a computer mouse component, but new applications are being developed one after another. Inaba has a unique accumulation of expertise in enhancing sealing functions through rubber surface polishing and adapting to various materials under different conditions. We can produce various types including rubber hardness, materials, sizes, and those with steel balls. 【Features】 ■ Rubber hardness (durometer: type A) can be produced from 50 to 90 ■ Rubber balls with iron cores can also be produced (additional mold costs apply) ■ Can be produced from Ø3 to Ø26 ■ A wide range of rubber materials available (NBR, CR, EPDM, silicone, fluororubber) ■ Production without polishing is also possible *For more details, please contact us or download the catalog.
Inquire About This Product
basic information
【Specifications】 ■Dimensions (mm): φ3.0 to less than φ9.0 / φ9.0 to less than φ11.0 / φ11.0 to φ26 ■Accuracy (mm): ±0.1 / ±0.15 / ±0.2 ■Hardness (Durometer: Type A): ・Silicone rubber, Fluoro rubber ⇒ (50 to 80) ・NBR, CR, EPDM ⇒ (50 to 90) ■Surface Finish: No. 400 to No. 1500 (Standard Specification No. 400) ■Color: ・NBR, CR, EPDM, Fluoro rubber ⇒ Black ・Silicone rubber ⇒ White, Black, Blue, Yellow, Red, Green ■Special Specifications: Iron core included, Smooth surface treatment (Non-stick) *For more details, please contact us or download the catalog.
Price range
Delivery Time
Applications/Examples of results
■Fluid check valve ■Safety valve / Float valve ■Pump / Valve ■Computer input device ■Vibration absorption slide / Moving device, etc. *For more details, please contact us or download the catalog.*
catalog（1）
Download All Catalogs
Company information
Since its founding in 1963, Inaba Rubber Co., Ltd. has continuously pursued the challenge of creating a more advanced role for rubber based on the spirit of its corporate philosophy. Thanks to this, we have been involved in the development of working rubber used in autonomous intelligent robots that have gained public attention, and while it may be in the most basic and unassuming field, we take quiet pride in establishing unique technologies that are essential in advanced areas.