Famous Best Valve Seal Company – Rubber-Metal Vulcanized Parts High-Speed Rail’Pneumatic Seals – Yokey

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Our aim is usually to give superior quality items at aggressive rates, and top-notch company to clients around the earth. We have been ISO9001, CE, and GS certified and strictly adhere to their good quality specifications for Seal Set Piston, Sealing Rubbers, Hydraulic Seals, The continual availability of high grade products in combination with our excellent pre- and after-sales service ensures strong competitiveness in an increasingly globalized market.
Famous Best Valve Seal Company – Rubber-Metal Vulcanized Parts High-Speed Rail’Pneumatic Seals – Yokey Detail:

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Product Details

One-piece seal composed of metal copper and vulcanized sealing ring, the size and material support customization. The one in the picture is a pneumatic sealing ring customized for high speed rail.

According to the actual application scenarios of customers, provide different material designs, NBR, HNBR, XNBR, EPDM, VMQ, CR, FKM, AFLAS, FVMQ, FFKM, PTFE, PU, ECO, NR, SBR, IIR, ACM. Applicable ambient temperature- 100℃~320℃, ozone resistance, weather resistance, heat resistance, chemical resistance, oil resistance, water tightness, cold resistance, abrasion resistance, deformation resistance, acid resistance, tensile strength, water vapor resistance, resistance flammability, etc.

Product Advantages

Mature technology, stable quality

Recognition of product quality by leading enterprises

appropriate price

Flexible customization

completely meet customer needs 

Our Advantage

1. Advanced production equipment:

CNC machining center, rubber mixing machine, preforming machine, vacuum hydraulic molding machine, automatic injection machine, automatic edge removal machine, secondary vulcanizing machine (oil seal lip cutting machine, PTFE sintering furnace), etc.

2. Perfect inspection equipment:

①No rotor vulcanization tester (test at what time and at what temperature the vulcanization performance is the best).

②Tensile strength tester (press the rubber block into a dumbbell shape and test the strength on the upper and lower sides).

③The hardness tester is imported from Japan (the international tolerance is +5, and the company’s shipping standard is +3).

④The projector is produced in Taiwan (used to precisely measure product size and appearance).

⑤Automatic image quality inspection machine (automatic inspection of product size and appearance).

3. Exquisite technology:

①Has a seal R&D and manufacturing team from Japanese and Taiwanese companies.

② Equipped with high-precision imported production and testing equipment:

A. Mould machining center imported from Germany and Taiwan.

B. Key production equipment imported from Germany and Taiwan.

C. The main testing equipment is imported from Japan and Taiwan.

③Using the international leading production and processing technology, the production technology originates from Japan and Germany.

4. Stable product quality:

① All raw materials are imported from: NBR nitrile rubber, Bayer, FKM, DuPont, EPDM, LANXESS, SIL silicone, Dow Corning.

②Before shipment, it must undergo more than 7 strict inspections and tests.

③Strictly implement ISO9001 and IATF16949 international quality management system.

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Product detail pictures:

Famous Best Valve Seal Company –  Rubber-Metal Vulcanized Parts High-Speed Rail’Pneumatic Seals – Yokey detail pictures


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To get the stage of realizing dreams of our employees! To build a happier, more united and much more skilled crew! To reach a mutual benefit of our prospects, suppliers, the society and ourselves for Famous Best Valve Seal Company – Rubber-Metal Vulcanized Parts High-Speed Rail’Pneumatic Seals – Yokey , The product will supply to all over the world, such as: Tunisia, Nepal, Georgia, With the first-class products, excellent service, fast delivery and the best price, we have won highly praise foreign customers'. Our products have been exported to Africa, the Middle East, Southeast Asia and other regions.
  • A good manufacturers, we have cooperated twice, good quality and good service attitude.
    5 Stars By Beryl from Zimbabwe - 2017.08.28 16:02
    The company can think what our think, the urgency of urgency to act in the interests of our position, can be said this is a responsible company, we had a happy cooperation!
    5 Stars By Grace from Mexico - 2017.10.13 10:47
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