PP processing single extrusion screws
Basic Info
Model No.: PP processing single extrusion screw
Product Description
Specifications
1. base material 38CrMoALA, 40Cr;
2. nitrided or bimetallic treatment;
3. 1-year quality guaranteed.
1.About E.J.S.
E.J.S industry Co. LTD is specialized in producing screws and barrels for extruders and injection molding machines. Our factory, is located in Jin Tang, Zhoushan, has been in the field since 1992. The sales department moved to downtown Ningbo and became a Golden Supplier on Alibaba in 2012. With our high quality products and sales service, we have satisfied our clients from Europe, South America, North America, and South Asia etc.
2. Product Details
Physical Characteristics of Bimetallic Screw:
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
For barrels, E.J.S is offering 4 kinds of bimetallic alloys against all types of wear:
Alloy Type | EJS01 Alloy | EJS02 Alloy | EJS03 Alloy | EJS04 Alloy | |
Wear resistance | Very good | Good | Very good | Excellent | |
Corrosion resistance | Good | Very good | Very good | Very good | |
Alloy components | Fe+Ni+Cr+B | Ni+Cr+Co+B | Ni+Cr+Co+V+B | Ni+Cr+Wc+Co+B | |
Hardness (HRC) | 58~64 | 50~58 | 55~60 | 56~62 | |
Temperature area (°C) | less than 400 | less 450 | less than 450 | less than 600 | |
Coefficient thermal | RT-250°C | 11.0 x 10-6 | 11.0 x 10-6 | 11.5 x 10-6 | 11 x 10-6 |
Expansion (/°C) | RT-400°C | 11.4 x 10-6 | 11.4 x 10-6 | 12.4 x 10-6 | 12 x 10-6 |
3. E.J.S Workshop
4. Quality Inspection
We take only first-class steel and check every production procedure to ensure every dimension is produced precisely. A final complete inspection will be executed before dispatch.
5. Packaging
We use strong plywood or wooden case for all our products
6. Our Advantages
1) Quality always comes first. Our experienced workers pay attention to every tiny procedure during the production and inspection, to ensure the precision of every dimension.
2) Service makes us outstanding. 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.
3) Provide an easier working way. With 6 years export experience, we E.J.S offer before-sales, prouction update, after-sales one stop service, which makes an easier way to work with us. We welcome you to visit our factory at any time!
7. Our market
Through years of developing, we satisfy our customer all over the world with mainly market in Europe, South America, Asia, Middle East, ect. We also design the drawings per customer`s detailed request.
Contact us if you need more details on Pp Processing Single Extrusion Screw. We are ready to answer your questions on packaging, logistics, certification or any other aspects about Pp Processing Single Extrusion Screw、Pp Processing Single Extrusion Screw. If these products fail to match your need, please contact us and we would like to provide relevant information.
Product Categories : Bimetallic Screw
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