granite roll 1:natural granite roll 2:long work time granite roll for paper machine 1 :natural granite roll2:long work time3:diameter 600-1500mmWire section: breast roll,forwarding roll,guide rollPress section: blind drill press roll,plain press roll,grooved roll,stonite roll,felt guide roll,expander rollDryer section: guide roll for drying screen or wide felt,pick-up rollOthers: calender roll, ...