bow roll (expander roll) for paper machine

Material: cast iron HT200-300

Shaft head: 45 CrMo Bulkhead: HT200-250

Surface is covered with rubber, the rubber thickness is 20-25mm

Rubber roll is always designed to work as a lower roll in presssection on paper machine.Cast iron is main material.

paper making rubber roll is resistant to wear.So it will work a long time .

paper making Roll is covered by a layer of rubber ,which  makes rubber roll obtain elasticity.Elasticity is helpful to protect felt. Besides, it serves to protect wet sheet from being crushed.

The covered rubber can make upper roll and low roll  touch  tightly.It has function to emhance paper dryness.

Rubber roll is always designed to work as a lower roll in presssection on paper machine.Cast iron is main material.