NBR O RING:

Black o ring

Low price and oil resistance o ring

Hardness: 50A~90A

Temperature:-30°C~+120°C

Feature: 

1. Has good solvent, oil, water and hydraulic fluid resistance. 

2. Good compression set, abrasion resistance and tensile strength.Application:Fuel tank, grease-box, hydraulic, gasoline,water, silicone oil, etc

SILICONE O RING:

Transparent / clear o ring

Low & High temp. resistance o ring

Food grade, Medical grade and UL approved o ring

Hardness range: 30A~90A

Temperature:-60°C~+250°C

Feature: Good sliding characteristic, no stick-slip effect,weathering and aging resistance.

Application:Electric kettle, electric iron, Microwave oven,triangle groove application,pneumatic dynamic sealing, etc

VITON O RING:

Brown color o ring

High temp. & Oil resistance o ring

Hardness: 90A~100A

Temperature:-20°C~+200°C

Feature: 

1. Heat resistance up to 600°F

2. Resistance to wide range of oils and solvents;specially all aliphatic, aromatic and halogenated hydrocarbons, acids, animal and vegetable oils.

Application:Automobile, motorcycle, diesel engine, and fuel system, etc.

EPDM o-ring:

Hardness: 50A-90A

Temperature:-50°C~+150°C

Feature: 1. Good heat, ozone and aging resistance.

2.Good insulating properties.

Medium: water, oil, dust, air.

Manufacture method: mold pressing, extrusion, injection molding.

Features: Viton o ring shows excellent heat resistance and chemical resistance, low compression set, and excellent aging characteristics.

Applications: Viton o rings are widely used in environments that require high precision, high temperature resistance, high wear resistance, Such as automotive, electronic, aerospace, Marine, It's not generally recommended for exposure to hot water, steam, polar solvents, low molecular weight esters and ethers, glycol based brake fluids, or hot hydrofluoric

Application:Sanitary ware; brake; radiator , etc

For silicone raw material, we choose "Dow Corning" and "Wacker";

For FKM/Viton raw material, we choose "Dupont", " Solvay" and "Daikin";

For NBR raw material, we choose "JSR", and other kinds of rubber material, we also choose the stable quality supplier.