Corrugator Double Facer A. Design Speed: 150m/min B.Upper drive roll: Dia.636mm. C.Lower drive roll: Dia. 636 mm. D.The surface of the drive roll is wrapped with non-slip belt/rubber. E.The shaft of upper and lower drive rolls are dischargeable. With this feature, it is very easy to maintain. F.Independent gear box: 1unit. G.The drive rolls (upper & lower) are independenttransported by universal joints.