Papermaking equipment papermaking equipment prices Heilongjiang Fu Shun Paper Certified

Press-formed sheet is often just a semi-finished products, the product is still in the wet stage, often through drying drying can. Now I want to explain to you is that the dryer section of the paper machine. Drying unit is felt by a gear or driven by a number of cylinders as a group, several groups constitute dryer drying section. Each dryer group can be linear velocity were adjusted, to keep trace speed difference between the dryer groups in order to compensate the sheet of shrinkage during drying. Dryness of the sheet drying section is generally about 92 to 94%. Paper products in the production process, according to different requirements of use, some of the species to the surface-sizing to improve the surface quality; some go through a surface coating to improve the appearance of the quality or print quality. Surface sizing, coating can be used as paper in the paper machine for processing by a size press and coater, can also be applied in combination sizing machines and equipment in the machine at the machine processing.