
Buna-N Standard Orings
Hardness: Commonly is 70 Shore A, can do from 40 to 90

Size: Standard, or custom made
Color: Black, green, blue, red, as you need
What is Buna-N
Buna-N, also known as NBR, NITRILE, or HYCAR, is an excellent general-purpose rubber material. Buna-N (Nitrile rubber) is made from butadiene and acrylonitrile by lotion polymerization. N in Buna-N is the abbreviation of Nitrile rubber.
So BUNA-N is Nitrile rubber, and the abbreviation of sodium butadiene rubber is BUNA, that is, BU is butadiene when BU and NA are separated, and NA is sodium. Nitrile rubber is mainly used to manufacture oil resistant rubber products.
Why choose us
- We are a factory since 1994
- We use first-line brand raw materials
- We support customized products
- We provide technical consultation
- We have advanced equipments
- We have a perfect management system
- We have an ERP system to follow up, record and trace all production data







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