Writing Paper Machine Cylinder Mould Former Design

Writing Paper Machine Cylinder Mould Former Design

short description:

Cylinder Mould Design Writing Paper Machine is used for making ordinary low gsm writing white paper. The basis weight of writing paper is 40-60 g/m² and brightness standard 52-75%,normally for student exercises book,notebook, scratch paper.Writing paper is made of 50–100% deinked recycle white paper.

Product Detail

Product Tags

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Main Technical Parameter

1.Raw material  Waste white paper
2.Output paper  Writing paper
3.Output paper weight  40-60 g/m2
4.Output paper width  1200-3200mm
5.Wire width  1450-3650 mm
6.Capacity  10-100 Tons Per Day
7. Working speed 40-350m/min
8. Design speed 80-400m/min
9.Rail gauge  1800-4300 mm
10.Drive way  Alternating current frequency conversion adjustable speed, sectional drive
11.Layout  Left or right hand machine
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Process Technical Condition

White scrap paper → Stock preparation system→Cylinder mould part→Press part→Dryer group→Calendering part →Reeling part→Slitting&Rewinding part

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Process Technical Condition

Requirements for Water, electricity, steam, compressed air and lubrication:

1.Fresh water and recycled use water condition:
Fresh water condition:clean,no color,low sand
Fresh water pressure used for boiler and cleaning system:3Mpa、2Mpa、0.4Mpa(3 kinds) PH value:6~8
Reuse water condition:
COD≦600 BOD≦240 SS≦80 ℃20-38 PH6-8

2. Power supply parameter
Controlling system voltage:220/24V

3.Working steam pressure for dryer ≦0.5Mpa

4. Compressed air
● Air source pressure:0.6~0.7Mpa
● Working pressure:≤0.5Mpa
● Requirements: filtering、degreasing、dewatering、dry
Air supply temperature:≤35℃

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Feasibility Study

1.Raw material consumption: 1.2 tons waste paper for producing 1 ton paper 
2.Boiler fuel consumption: Around 120 Nm3 natural gas for producing 1 ton paper 
Around 138 liter diesel for making 1 ton paper
Around 200kg coal for making 1 ton paper
3.Power consumption: around 250 kwh for producing 1 ton paper
4.Water consumption: around 5 m3 fresh water for making 1 ton paper 
5.Operating personal: 9 workers/shift, 3 shifts/24hours


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