... & inorganic chemicals, in blowers, dryers, autoclaves, mixers & vessels.O ring from our company is widely used all over the ... such as a gas seal, water seal, oil seal etc. O-rings enquiries parameters: material, size, hardness, color, tolerance,temperature ... ). Excellent resistance to climate performance.i). Excellent Elastic deformation.j). Meet the demand of sustainable development.k). Mold making ...