This paper making machine is mainly used for produces new paper jumbo rolls with waste paper pulp or other kind of pulp. It has stable performance and low power consumption .

1.Main technical data 

 Main product:  high-strength cardboard paper,cartoon paper

 Raw material:   OCC,waste paper,wood pulp

Basic weight: 60-150g/m2

Trimmed width : 1880-5800mm

Working speed: 100-800m/min

Production capacity: 30-1000t/d

Dynamic balance correction of rolls: G2.5 

Dynamic balance correction of cylinders: G4

Dynamic balance correction of winding roll: G1.6

Driving mode: AC motor frequency conversion speed subsection drive

Floor arrangement: one floor arrangement

 Arrangement types:     right hand machine

Cross direction water difference: ≤±1%

Cross direction basic weight difference: ≤±1.5%

The heaviest:  press roll     ≈20 ton    

Usually, paper mills make use of kinds of waste paper to produce new paper. 

2. Requirement of technology

Dryness after wire section: ≥20%

Dryness after press section: ≥45%

Dryness of entering sizing machine: ≥92% 

Dryness after sizing machine: ≥65%

Dryness of finished paper: 92%

Sizing concentration:   8%

Sizing amount:  2.5~3 g/ m2  each face

Lateral shrinkage: ≤5%

3.  Flow chart

Raw materials (waste paper)——chain conveyor——bale breaker ——chain conveyor——pulper——hign density cleaner——cosrse pressure screen——light impurity separator——reject separator ——low density cleaner——fine pressure screen——inclined screen——inflow pressure screen——paper making machine——the big finished jumbo paper

4.  Paper machine main structure

---Case show

 Leizhan is China first class paper &pulp manufacturer since the establishment of 1980. We have customers and turn-key projects  in and out of China. We can provide you with first grade products and service. 

---About experience

Zhengzhou Leizhan Technology Paper Machinery Co.,LTD is first class paper and pulp machinery manufacturer with 40 years manufacturing experience since 1980.We are professional  in making complete paper production line., including pulp making and paper manufacturing.

---Certifications

---Main market 

We have many customers in Egypt, Middle East, Argentina, Uzbekistan, Turkmenistan, Malaysia, Vietnam, Pakistan , Russia,etc. And we are looking forward to establish cooperation relationship with friends all around the world.We warmly welcome you on-the-spot investigation!