Customized NBR/SBR/SILCIONE/FKM/VITON /EPDM Rubber Sealing

Xiamen Yiho Polytek is a professional rubber products manufacturer,not only produce international standard size,such as rubber oirng and silicone earplugs for stethoscope,but also customzied special rubber products for you.

images of rubber seals
 
1. Formula characteristics of images of rubber seals: 
(1) Made of EPDM imported from Japan Synthetic Rubber Company;
(2) Adopting Peroxide vulcanization system to keep relative small compression permanent set;
(3) Properly filling optimized carbon black to get great sealing performance and reduce SF6 gas penetration, meeting the 5-hour bandage test. SF6 leakage less than 15ppm;
(4) Excellent weatherability, working well in temperature of -45 °C to 120 °C;
(5) Proper hardness and excellent mechanical properties;
(6) Excellent acid and alkali resistance,heat resistance.
 
2. Service life of images of rubber seals:

The sealing ring is mainly used in HV switch sealing in transformer substation. The service life can be up to 55.6 years as tested by Northwest Rubber & Plastics Research Institute.
 
3. Application of images of rubber seals:

Apart from transformer substation and high voltage switch, our products are extensively used in chemical industry, petroleum industry, medical technique, food industry, sewage-disposal industry, steel industry, semi-conduct industry and so on.

Specification of images of rubber seals:
1. Material:  nbr, also named buna or nitrile
2. Color: black
3. Hardness: 40A, 45A, 50A, 55A, 60A, 65A, 70A, 75A, 80A, 85A,90A
4. Certification:  TS16949, SGS, RoHS, MSDS
5. Delivery time: 7-15 days after receiving the deposit
6. Shipping mode: by air, sea, Express(DHL, TNT, EMS...)
7. Payment: T/T, L/C at sight, Paypal, Western union.
8. Free sample: offered for your test.

More information of images of rubber seals:

Some rubber products in our factory: