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bimetallic conical twin screw barrel for WPC profile production
specification:
35/76, 45/90, 45/100, 50/105, 51/105, 55/110, 55/120,58/124, 60/125, 65/120, 65/132, 68/143, 70/135,70/140, 75/150, 80/143, 80/156, 92/188, 95/191, 105/191, 100/200
The above are standard specifications , The compression ratio of screws can be designed according to different products and ingredients.
Material of barrel
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 |
GHII3 | nature hard after high temperature |
Material of screw
raw material
| The finished product processing requirements |
38CrMoAlA,SACM645,42CrMo | Nitriding treatment |
42CrMo,AISI 4140 | Hard chrome coated layer |
4Cr5MoSiV1,SKD-61,SKD-11 | Spraying bimetal alloy layer and nitriding treatment |
HPM38,SI36,SUS440,9Cr18MoV | high frequency quenching |
GHII3 | nature hard after high temperature |
For Plastic profile (WPC) Extrusion
Techniccal parameter
model | motor power | screw dia.(MM) | screw rotation speed(RPM) | PVC CAPACITY(kg/h) |
DMJ45/90 | 15 | 45 | 30 | 60-80 |
DMJ50/105 | 18.5 | 50 | 30 | 80-100 |
DMJ55/110 | 22 | 55 | 30 | 120 |
DMJ65/132 | 30-37 | 65 | 30 | 150-250 |
DMJ80/156 | 55 | 80 | 25 | 250-400 |
DMJ92/188 | 110-132 | 92 | 25 | 500-700 |
Technical Parameters
SCREW
1) Nitride Depth: 0.55-0.7mm
2) Nitride Hardness: 850-960HV
3) Surface Roughness: Ra≤0.8um
4) Screw Straightness: 0.015mm
5) Bimetallic Hardness: HRC50-62
6) Bimetallic Depth: 1.5-2.0mm
BARREL
1) Nitride Depth: 0.55-0.7mm
2) Nitride Hardness: 960-1020HV
3) Surface Roughness: Ra≤1.6um
4) Bimetallic Hardness: HRC50-65
5) Bimetallic Depth: 1.5-2.0mm
Screw type:
Gradual type, mutant type, wave type, barrier type, double screen type, shunt type, separation type, exhaust type, pin type, mixed type, double- head type, three-head type, multi head type etc.
scope of application : PVCwood-plastic., PE wood-plastic,,Super high polymer board,1/2 high Calcium buckle,50-400 high Calcium pipe,50-300 high Calcium Profile,soft PVC sheet, PVCfoaming boardetc.
PP,PE,ABS,PVC,raw material pelletzing,plastic pipe,plastic profile,and plastic sheet etc.