nitrided single screw barrel for plastic injection mold machine
Basic Info
Model No.: screw barrel for plastic injection mold machine
Product Description
2.Nitrided treatment;
3.High plasticizing capacity;
4.As per the drawings.
With the perfect design, our injection molding screw barrel is able to realize the high plasticizing capacity and molding function of your machine. Specifications:
Base Material |
38CrMoAlA, 40Cr, 42CrMo, SKD-61, Stainless Steel, etc |
Surface Coating |
Nitriding, Bimetallic, Hard Chrome Plated, Quenching, ect. |
Technical Data
|
Nitriding thickness: 0.5~0.8mm Nitriding hardness: >900HV Surface roughness: Rao0.4/m Surface Straightness:0.015mm/m |
Characteristic and Property | 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 | Fe+Ni+Cr+B | Ni+Cr+Co+B | Ni+Cr+Co+V+B | Ni+Cr+Wc+Co+B | |
Hardness (HRC) | 58 ~ 64 | 50 ~ 58 | 56 ~ 64 | 58 ~ 67 | |
Temperature area(°C) | ≤400 | ≤450 | ≤450 | ≤600 | |
Modulus of elasticity (kgf / mm) | 19500 | 21000 | |||
Cofficient thermal | RT-250°C | 11.0×10-6 | 11.0×10-6 | 11.5×10-6 | 11×10-6 |
RT-400°C | 11.4×10-6 | 11.4×10-6 | 12.4×10-6 | 12×10-6 | |
Diameter | Length | The roughness of surface | The straightness | |
Barrel | 15 ~ 250mm | ≤ 4000mm | Ra0.4μm | 0.015mm/m |
Screw | 15 ~ 350mm | ≤ 8000mm | Ra0.4μm | 0.015mm/m |
Product Categories : Injection Molding Screw Barrel
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