... and quantity of felt wrapped roll: Upper roll:Φ500x3500mm one Middle roll: Φ450x3500mm one Lower roll: Φ575x3500mm one All rolls adopt ... coolant mechanism to control the temperature of roll surface( exclude blower).9. Rubber roll of paper injection: Φ150mm ...Company ... machinery,stock preparation,dryer cylinder, pulper, rewinder, mould former for multilayer paper board, pope reel, pulper, head box ...