The unit is used to blow plastic films with PP as raw material, and widely used for packaging food, apparel & textile, daily necessities and industrial supplies. The cylinders and screw stems of extruder of the unit are made of high-quality alloy steel and have optimum hardness and strong corrosion resistance thanks to the nitridation and precision finishing process.
1. This screw material cylinder is elabroately made of 38CRMOALA alloy steel after nitrogen treatment and has best rigidity and corrosion resistance.
2. The mould head is plated with hard chroming and has screw mandrel structure with uniform and smooth material discharge. And the air cooled device has labyrinth lype structure with characteristic as uniform air-jut quantity, automatic temperature control and automatic heating.
1) Auto Loader
2) Film Surface Treater
3) Die Rotary Device
4) Air Compressor
Model |
WTPP-55 |
WTPP-60 |
WTPP-70 |
Diameter of screw |
Φ55 |
Φ60 |
Φ70 |
L/D |
28:1 |
28:1 |
28:1 |
Folding width of film(mm) |
100-500 |
100-600 |
300-800 |
Single-face Thickness of film(mm) |
0.01-0.1 |
0.01-0.1 |
0.01-0.1 |
Max. Extrusion(kg/h) |
30 |
45 |
60 |
Power of main motor(kw) |
11 |
15 |
18.5 |
Power of Traction motor(kw) |
1.1 |
1.1 |
1.5 |
Length of Traction roller(mm) |
550 |
650 |
850 |
Outline diameter(L×W×H) |
4500×2000×4200 |
4800×2500×4500 |
5000×2800×5000 |
Weight(T) |
3 |
4 |
5 |