Descriptions and applications High bearing and tearing resistance, high resistance to oil and abrasion.Etc.What is more, it is solid that attached metal framework.So it can be widely used on melting, paper-making, coal-mining and wood processing, fiber, textile, printing Specification: Pu roller---as request Hardness: 55---98shore-A The hardness of roller used on steel factory is 60--90a Hardness of coated roller on color steel sheet factory is 30--55a The hardness of mine wheels, tractor wheel and oriented wheel is 20--98 a