Roll Body: adopt HT-300 cast iron to cast inside and outside; thickness: 100mm the thickness of the finished product wall is 80mm Cylinder Head: adopt ZG270-500 cast iron to cast and temper. shaft diameter lathe:1:12 use hydraulic pressure To produce finished products according to drawings after the whole body is hot charged and bolt fastened by 8.8 grade M30×140 hexagonal head bolt Roll body dynamic balance: accuracy grade G2.5.speed of dynamic balance is 300 m/min (add mass method) Thickness: unilateral thickness: 25mm Hardness: “A”98℃±2 The type of rubber surface: ZT-PPP- I,2 The performance of rubber surface: high friction coefficient, chemical resistance, good abrasion resistance, high stability. ZHONGTIAN RUBBER ROLL MANUFACTURING CO., LTD.(All kinds of rollers for papermaking machine) Mobile:0086-13393887531 Manager:Yang Skype:ztjgcn@163.com Email:ztjgcn@163.com Add: 15 Huaifu road ,Qinyang City, Henan Province, China