Kraft paper machine adopts air cushion type headbox, forming part adopt double fourdriniers type, press part adopt two sets large diameter blind press, pneumatic pressurized system. dryer part adopts good ventilation performance ladder-type gear box and square box frame, the paper machine adopt half-open gas hood and automatic numerical control AC frequency sectional transmission.
1. Raw material: waster paper, recycled paper, agriculture waste, OCC, LOCC, AOCC;
2. Output paper: craft paper, kraft paper, corrugated paper, flute paper, liner paper.
3. Capacity: 30-1000 tons per day(24hours);
4. Net paper width: 1000-5600 mm;
5. Output paper weight: 55-300 gsm;
6. Working speed: 50-800 m per min;
7. Design speed: 100-1000 m per min
8. Drives: AC converter frequency conversion, adjustable speed, drive step by step.
This machine can achieve the desired device configuration capacity and the first key consideration and appearance of the inner machine performance requirements.
Rubber cover requirement： large diameter press roll adopt proofed high linear pressure synthetic rubber. rubber warranty is 6 months when running as usual.
Fourdrinier dewatering element: plate adopts FRP with ceramic（99% aluminum oxide）. box: SS304 welding.
Bearing: large diameter press roll bearing use NSK bearing.
Wet part all auxiliary motors are waterproof motors
The dynamic balance grade of all rolls is G1.6
The dynamic balance grade of all dryer cylinders is G4.
Balance Dryer grade is set to G4
