Granite roll,Granite roller for paper machine

Granite roll The designing of press section will put granite roll as upper press roll for lower speed paper machine generally. Max. dia. 1250mm Max. face length 5000mm Material first class natural granite Compressive strength more than 98.07Mpa Tensile strength more than 0.4*10 6 kg/cm 2 Hardness HV more than 300 Dynamic speed and grade as request.