China Conical Screw Barrel Used on Plastic Extruder Machines, Find details about China Conical Twin Screw Barrel, Extrusion Machine Parts from Conical Screw Barrel Used on Plastic Extruder Machines
Bimetallic Barrels | |||||
Alloy Type | EJS01 Alloy | EJS02 Alloy | EJS03 Alloy | EJS04 Alloy | |
Alloy Components | Fe+Ni+Cr+B (Fe:65, Ni:14, Cr8, B:3.5) | Ni+Cr+Co+B | Ni+Cr+Co+V+B | Ni+Wc+Cr+B (Ni:50, Wc:15~35,Cr:6~8, B:2.5~3.2) | |
Wearing Resistance | ★★★ | ★★ | ★★★ | ★★★★ | |
Corrosion Resistance | ★★ | ★★★ | ★★★ | ★★★ | |
Alloy Thickness | 2-3mm | 1.5~2mm | 1.5~2mm | 1.5~2mm | |
Hardness | HRC 58~65 | HRC 50~58 | HRC 55~60 | HRC 55~65 | |
Temperature Range | ≤400 | ≤450 | ≤450 | ≤600 | |
Coefficient Thermal | RT~250ºC | 11.0x10-6 | 11.0x10-6 | 11.5x10-6 | 11.0x10-6 |
Expansion(/ºC) | RT~400ºC | 11.4x10-6 | 11.4x10-6 | 12.4x10-6 | 12x10-6 |
Range of Workable Length | 700mm~3000mm/piece | ||||
Base Steel Vastly Used | 40Cr, 42CrMo | ||||
Mark in the list: ★★★★ Excellent; ★★★ Very Good; ★★Good |
Bimetallic Screws | |||
Suitable for | Single Screw, Twin Parallel Screw, Twin Conical Screw | ||
Alloy Type | Ni60 | Colmonoy 56 | Colmonoy 83 |
Alloy Components | Ni+Cr+Fe+Si (Ni:65, Cr:17, Fe:15, Si:5) | Ni+Cr+Si+Fe (Ni: 68, Cr:18, Si:5, Fe:5) | Ni+Wc+Cr+C (Ni:40, Wc:34, Cr:20, C:2) |
Anti-Wearing Level | ★★★ | ★★★ | ★★★★ |
Anti-Corrosion Level | ★★★★ | ★★★★ | ★★★★ |
Alloy Thickness | 1~1.5mm | 1~1.5mm | 1~1.5mm |
Hardness | HRC 56~62 | HRC 46~61 | HRC 43~48 |
Applied Glass Fiber | Under 10% | ||
Range of Workable Length | Any length needed | ||
Base Steel Vastly Used | 38CrMoAl(1.8509), 34CrAlNi7(1.8550), 31CrMoV9(1.8519) | ||
Mark in the list: ★★★★ Excellent; ★★★ Very Good; ★★Good |