1.Size:free size 2.quality :first grade 3.Price :Competitive and reasonable 4.Material :Polyurethane,filling ptfe, etc Specifications 1.High temperature resistance2.corrosion resistance,3.even in the enviroment of high temperature and acid, alkali or strong oxidizing agent not reaction4. widely used in various industries.5. stable dimension.6.Standard, nonstandard and customizedApplied industryIt ...