Twin conical screw barrel double screw barrel for PVC/PP/PE sheet, profile, pipe pellets extrusion
ZY is a professional twin screw manufacturer, we have good design and produce ability.
All ranges of extruder twin screw are available from us.
Pls send us your requirements and we will offer the most suitable solution within 12 hours.
Specification:
(Conical twin)
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
(parallel twin)
Diameter: Φ 45mm-Φ 200mm
L/D ratio: 16-35
The compression ratio of screws can be designed according to different products and ingredients
| Material and Heat treatment |
| Material |
Heat Treatment |
| 1) 38CrMoALA(JIS SACM645) |
Nitriding treatment |
| 2 ) 9Cr18MoV |
Corrosion & Abrasion resistance bimetallic alloy coating |
China Twin conical screw barrel for recycled plastic extrusion machine
Technical Parameter |
| Hardness after hardening and tempering |
HB260 º -290 º |
| Depth of nitriding |
0.55-0.85mm |
| Hardness of nitriding |
HV 950-1020 |
| Fragility of nitriding |
Less than grade 2 |
| Depth of bimetallic layer |
2.0-3.0mm |
| Hardness of bimetallic |
HRC59 º -65 º |
| Roughness of the surface |
Ra 0.4um |
| conical twin screw and barrel size |
| Ø45/Ø90 |
Ø45/100 |
Ø50/Ø105 |
Ø51/Ø105 |
Ø 55/ Ø 110 |
| Ø60/Ø125 |
Ø65/Ø120 |
Ø65/132 |
Ø68/Ø132 |
Ø 70/ Ø 140 |
| Ø75/Ø150 |
Ø80/Ø143 |
Ø80/Ø156 |
Ø92/Ø188 |
|
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