Parallel Twin Screw Barrel for PVC Pelletizer pelletizing screw barrel, PVC extrusion screw barrel, plastic machinery screw barrel
Specification:
Diameter: Φ 45mm-Φ 200mm
L/D ratio: 16-35
The compression ratio of screws can be designed according to different products and ingredients
Technical Information
Base Materials:
1)38CrMoAlA(JIS SACM645)
2)42CrMo(AISI 4140)
3)4Cr5MoSi V1 (JIS SKD-61)
4)9Cr18MOV
5)HPT
Bimetallic alloy materials:
1)Fe-based alloy
2)Ni-based alloy/Deloro alloy
3)Co-based alloy
4)NiCo-based alloy
5)Tungsten carbide/Wolfram carbide
Technics:
Heat treatment
High-frequency quenching
Nitriding treatment
Hard-chrome electroplating
Bimetallic alloy welding
Bimetallic alloy centrifugal casting
Technical parameter:
Nitrided layer depth: 0.5-0.8mm
Nitrided hardness: 900-1000HV
Nitrided brittleness: Less than grade 1
Surface roughness: Ra0.4
Linearity of screw: 0.015mm
Hard-chrome plating hardness after nitriding: >=950HV
Chrome-plating layer depth: 0.025-0.085mm
Bimetallic layer depth: 3mm
Warranty and service: 1 year
Our advantages:
1)Excellent raw materials
2)Good customer service
3)Rapid delivery
4)Reasonable price
5)Production quickly
Experienced manufacture, we will be the best choice.
| Model |
Motor power(kw) |
screw diameter(mm) |
L/D |
screw rotation speed(rpm) |
PVC output(kg/h) |
| ZS75 |
45 |
75 |
26-36 |
45 |
220-350 |
| ZS90 |
55 |
90 |
26-36 |
45 |
280-460 |
| ZS110 |
75 |
110 |
26-36 |
45 |
350-650 |
| ZS120 |
110 |
120 |
26-36 |
45 |
500-800 |
| ZS130 |
132 |
130 |
26-36 |
45 |
680-1000 |
Raw Material and Product Processing:
| Raw material |
The finished product processing requirements |
| 38CrmoAla, SACM645 |
Nitriding treatment |
| Cr12MoV, Cr12 |
Alloy steel |
| 38CrmoAlA,SACM645,40Cr,AISI4140,42CrMo |
Bimetallic of the inner hole centrifugal casting |
| GH113,GH132/GH2132/A-286,GH145/InconelX-750 |
High temperature alloy;300-1400degree |
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