Roll Body: Q235B reel pipe; thickness:25mm ; the thickness of the finished product wall is 20mm Spindle head: using 45# carbon steel conditioning treatment after rough turning Bulkhead is made of HT200 cast iron. To produce finished products according to drawings after the whole body is hot charged. Thickness: unilateral thickness: 25-30mm Hardness: “A”98℃±2 The type of rubber surface: ZT--PPF-I The performance of rubber surface: high friction coefficient, chemical resistance,, good abrasion resistance, medium temperature 80,acid and alkali resistant. 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