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Paper making clothing single layer press felt

Press felt is an important consumption material in papermaking industry. It is mainly used in fourdrinier paper machine, cylinder paper machine, paperboard machine to transfer wet paper and dehydration. It can be divided in single layer felt, double layer felt and triple layer felt.
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Press Felt

Paper machine felt is an important consumption material in papermaking industry. It is mainly used in fourdrinier paper machine, cylinder paper machine, paperboard machine to transfer wet paper and dehydration. 


Press felt is the medium of wet paper dehydration. Based on the felt, it drives the guide roll, undertake the traction of the paper machine and the leveling effect of the paper surface. 


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Structure


Press felt can be devided in to single layer felt, double layer felt and triple layer felt according to the weight and machine speed. 

The common synthetic fibers in the fiber layer mainly include nylon staple fiber, polyester staple fiber and other fiber raw materials; the staple fibers with the same or different thickness are laid in layers on the bottom net, and then The bottom mesh layer and fiber layer are processed by needling, heat setting and other special post finishing processes to make BOM felt.


2


The press felt needs to provide the following functions: water removal, smoothness and runnability. In recent years, larger and faster papermachines require press felts of even higher consistency and quality. 


3


Parameters

Felt series

Application

Technical Parameter

Single Layer BOM Felt

Single Layer Forming BOM Felt

Paper machine

Cylinder, Super Forming, Fourdrinier, Inclined Wire Machine, Nip Wire Machine etc.

Felt GSM

700-1200g/m2

Single Layer Press BOM Felt

Working speed

≤800m/min

Felt GSM Tolerance

≤±4%

Air Permeability

30-120cfm

Single Layer Top BOM Felt

Paper kind

≥8g/m2 all kinds of paper

Tensile Strength

≥2000N/5cm

Elongation Percentage

≤1%

1.5 Layer BOM Pulp(Paper) Felt

Line pressure

≤80KN/m

Width Variation

≤±2cm

 

Packing & Delivery

1.Bubble Film and waste thick fabric wrapping while protecting inside fabric.
2.Wrapped special fabric package outside(Air shipping).
3.Composite wooden box(sea shipping).

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