Polyurethane seal ring also called polyurethane O ring,is one main variety of polyurethane seal.PU seal rings from Yantai Zhengyuan Polyurethane Co.,Ltd. are made of excellent polyurethane from well known companies in the world and in standard inch and metric sizes.Urethane seal rings can be made in custom profiles and configurations that are customized to your specifications. Yantai Zhengyuan Polyurethane Co.,Ltd. can provide polyurethane o-rings, gaskets, and seals in standard durometers of shore A 70 to 90, with custom durometers available also to meet buyer's needs. A variety of colors are also available.

The superior polyurethane used has following advantages.

· Rubber elasticity,Metal toughness and durability and Plastic shape and color flexibility

· Broad range of adjustable hardness

· Corrosion resistant

· Abrasion resistant

· Oil and solvent resistant

· Load bearing capacity

· Tear resistant

· Excellent noise abatement properties

· Ageing resistant

So the polyurethane seal rings from Yantai Zhengyuan Polyurethane Co.,Ltd. come with the following features.

Resistant to: high pressure hydraulic fluids, abrasion, oil, grease, chemicals, high impact, cracking, cuts, heavy loads, ozone, oxygen, aging

Temperature range: -60° to 225°F (-51° to 107°C)

Primarily used for drive belts

Not for use with: alcohols, hot water, steam