... 2mm , 5*8mm 3:drying , cooling and metal hot treatment spiral conveyor belt 1:specification width 15-5500mm, speed 0.15-0 ... design , compact in structure. various specification easy snstallation .3 conveyor formatsnetting , bone patter , chain , metal netting , caterpillar , metal ... resistiy , stand wear and tear .resonable design , coapact structure. spiral conveyor belt resistance high temperature