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Paper Machine Air Cushion type headbox

Air Cushion type headbox can increase the sizing pressure to meet the requirements of medium and high speed paper machines.

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Air Cushion Headbox


Air Cushion type headbox can increase the sizing pressure to meet the requirements of medium and high speed paper machines.

The headbox consists of square taper tube device, evener roll device, top lip plate adjusting device, box body,control system, spraying device, air path system, etc.The headbox is designed with customer performance parameters, which can ensure work performance.



Application


1.Headbox is used for sizing in fourdrinier wire section of paper making machine for producing cardboard paper, corrugated base paper, writing and printing paper, offset paper and so on.

2.Applicable speed range: 160-480m/min


Advantages


1.It can be used to produce the paper sheet with uniform and stable quantity, and there is no longitudinal flow on the web;

2.The lip area of headbox should not be affected by pressure, temperature and opening degree of the lip to ensure the uniform distribution of the width;

3.Easy to keep the box clean;

4.The ratio of jet to wire speed is controllable.

 

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Key parameters

Adaptive speed : 100-500M/min (designed on requirements)

For example:3600/350 Air cushion Type Headbox

Paper   kinds

100-180g/㎡ paper

Raw   material

Reborn   waste paper pulp

Quantitative

100-180g/㎡

Trim   width

3600mm

Nozzle   width

3900mm

Working   speed

250-300m/min

Design   speed

350m/min

Pulp   consistency

0.8%-1.1%

Contraction   percentage of paper web

≤4

Retention   rate

75%

Gauge

4800mm

Arrange   type

Left   hand machine

 


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