4.Flooding system lubrication of the reduction gearbox, isolated power supply, frequency conversing control of the main unit.
5.Pneumatic control of lifting and lowering of the upper roll, press roll and gluing roll.
6.Vacuum suction system provide perfect flute shape.
7.The bearings of corrugated rolls and press rolls are lubricated by high temperature lubricating grease.
8.Auto-circulating glue feeding system is provided.
10.Surface of gluing roll is embossed with netting design and chrome plated.
11.The corrugated roll is made of special alloy steel of 48CrMo with grinding process and induction hardened with hardness of HRC56-60.