Segment parallel twin barrel
The segment parallel twin barrel is the same use as the normal parallel twin barrel. But it has the following advantages: convenient for maintenance, which segment damaged repair or replace which segment. The cost become low. The ,aterial will be reduced, also you can reduce your cost.
Technical specification:
| Material | 38CrMoALA,9Cr18MoV |
| Application | PVC,ABS,TPO |
| Hardness After Hardening &Tempering: | HB240 -280 |
| Nitrided Hardness: | Hv850-1000 |
| Nitrided Depth: | 0.45-0.7mm |
| Nitrided Brittleness: | ≤Grade 2 |
| Surface Roughness: | Ra0.4 |
| Screw straightness: | 0.015mm |
| Surface Chromate-plating's Hardness After Nitrided: | ≥900Hv |
| Chromate-plating Depth: | 0.05-0.10mm |
| Bimetallic-alloy Hardness: | HRC56 -65 |
| Alloy Depth: | 0.8-2.0mm |
Type of parallel twin barrel:
| Φ40/2 | Φ50/2 | Φ65/2 | Φ80/2 | Φ90/2 | Φ105/2 |
| Φ125/2 | Φ130/2 | Φ150/2 | Φ180/2 | Φ200/2 |
|
Compressing rate of screw can be designed according to different raw materials and products
Segment parallel twin barrel
