PP PE PVC processing twin extrusion screw barrel
Place of Origin:Zhejiang China (Mainland) | Brand Name:EJS | Model Number:screw barrel | Base material:38CrMoAlA |
Surface treatment:bimetallic execution | Surface hardness:900-1000HV | Surface roughness:Ra0.4um | Nitride brittleness:<= Grade 2 |
Surface straightness:0.015mm | Bimetallic thickness:1.5mm~3mm | Nitride thickness:0.5~0.8mm | Bimetallic method:PTA welded spray coating |
Alloy powder:Nickel based alloy powder |
With the development of varieties of plastics, more and more customers are requesting for bimetallic screw to extend the
lifetime of the screw.
Normally we do PTA weld spray coating for the bimetallic screw. And we apply Stellite alloy powder which is in high wear
resistance and corrosion resistance.
Physical Characteristics
Type | Model | Hardness (HRC) | Wear resistant | Corrosion resistant | Thickness | Application Glass Fiber |
PTA weld | J1 38CrMoAlA Ni-base alloy | 45-58 | Excellent | Special excellent | 1.5~3mm | Under 10% |
J2 SKD61 Ni-base alloy | 45-58 | Special excellent | Excellent | 1.5~3mm | Under 15% | |
Nitriding | J3 Nitrided | HV more than 800 | Good | Good | 0.25mm | / |
Types of Bimetallic Screw
Application:
We suggest you the bimetallic screw if you process the material of fiber glass, wpc, calcium carbonate, titanium dioxide ect.
Packing: We use strong wooden case for export, inner by foam bag.
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.
Packaging Detail:strong export wooden case with foam bag inside |
Delivery Detail:20~30 days after receiving the deposit |