... Price $0.1-1.5/p Rubber ring gaskets for PVC pipes:we specialize in producing rubber seals, ... seal rings and oil seals for use in many fields such as steel, metallurgy, mine ... , j-oil seal, u-ring, rbr type seal for rolling mill, reinforced oil seals with fabric, large dust ... @ 70°C/300 psi )ASTM D572 1) Retention of Tensile Strength, %60%82.9%2) Retention of Elongation, %60%95 ...