It’s the most common sealing part in ordinary life. You can find it from your car, plumbing, valve to aerospace.

Our product meets ASTM standard, SAE, DIN, JIS, etc.

AS568、JIS、Metric Size are all available.

We also accept customized with providing ID(Inside Diameter) & W(Cross Section).


We provide O-ring made by these materials.

Car – Usually be seen in A/C system, oil filter, water pump, cylinder head to seal these parts.

A/C – Inside the compressor, to prevent freon from leaking.

Plumbing – Be seen on valve to prevent from leaking.

Aerospace – 

Cylinder – used inside to make a vacuum environment.