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1.conical twin screw barrel;·2.base material 38CrMoALA;·3.nitrided or bimetallic treatment;·4.high plasticizing capacity.
| Place of Origin | Zhejiang China (Mainland) | Model Number | conical twin screw barrel |
|---|---|---|---|
| Base material | 38CrMoAlA | Surface treatment | nitriding / bimetallic execution |
| Surface hardness | 900-1000HV | Surface roughness | Ra0.4um |
| Surface straightness | 0.015mm | Nitride thickness | 0.5~0.8mm |
| Bimetallic thickness | 1.5~3mm | Usage | for twin extrusion machine |
| Guarantee | 1 year | Details | 1.conical twin screw barrel; · 2.base material 38CrMoALA; · 3.nitrided or bimetallic treatment; · 4.high plasticizing capacity. |
| Packaging Detail | wooden packing ( strong export wooden case with foam insie) |
|---|---|
| Delivery Detail | 20~30 days after receiving first deposit |
Specification
1. Any specificationper drawing;
2. New drawing could be designed;
3. Used for extruding machines.
Technical Data
Screw and barrel are the most important part for any extruder or injection molding screw barrel. It decides the quality of processing plastics and machine life time. We E.J.S produce high quality screw and barrel to give you greatest support on production. Below comes our screw barrel technical data:
| Item name | conical twin screw barrel |
| Base material | 38CrMoAlA |
| Surface treatment | Nitriding or bimetallic execution |
| Nitride layer | 0.5-0.8mm |
| Bimetallic layer | 3mm |
| Bimetallic powder | Nickel based alloy powder + tungsten carbide |
| Surface hardness | 900-1000HV |
| Surface roughness | Ra0.4 |
| Linearity of screw: | 0.015mm |
| Nitride brittleness | <= Grade 2 |
Packing :We use strong export wooden case, inner by foam bag to protect.
Company Philosophy
With the company philosophy of Emphasize the details and Pursue the excellence, our products satisfied customers all over the world.
Quality always comes first. Our experienced workers pay attention to every tiny procedure during the production and inspection, to ensure the precision, durability and hardness of our screws & barrels.
Service makes us outstanding. To provide our customers with the excellent service which they deserve, our sales people are trained on the products every day. They are always ready to answer your questions and offer the best solutions in fluent English at any time.
E.J.S Workshop: we have 3 sets of CNC machine to produce more accurate screws & barrels.
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