The vacuum couch roll is one of the components of paper making machine and is located at the end of the wet end. used to absorb paper onto the web and filter out moisture from the pulp. The vacuum couch roll has the characteristics of easy maintenance, wear resistance and long service life and it is an essential part of the paper machine in the paper mill.

Function of The Vacuum Couch Roll

1. Forced adsorption: Use the felt attached to the couch roll body and the guide groove of the couch roll body, plus forced vacuum condensation to absorb the paper and fix it on the couch roll body;
2. Moisture filtration: Put the paper in a vacuum state at the same time to remove excess moisture on the paper. The drying speed of the paper will be accelerated, thereby improving the production efficiency of the paper;
3. Traction of paper: Since the longitudinal traction of paper is affected by the couch roll during the operation of the paper machine, the function of the couch roll can also ensure that the paper does not loosen in the transverse direction and the longitudinal traction effect is not hindered.

Zhengzhou Leizhan is a professional paper making machine and pulping machine manufacturer. If you are interested in our machine, welcome to consult us for more details.
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