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Screw Diameter: 35mm-200mm
Length: Less than 10000mm
Barrel diameter: 35mm-200mm
Material: 38CrMoAlA; SKD61; SKD11; 40Cr; 42CrMo; High quality alloy steel
Technology for TIN coated screw barrel/: Nitriding treatment, alloy coating spraying, Heat-treatment, quenching
Appliance for TIN coated screw barrel/: PA, EVOH, EAA, PC etc
PRODUCTION INFORMATION
| Heat Treatment of Screw | Nitriding 96 Hour |
| Hardness of Nitration Layer | HRC 56-58 |
| Hardness of Bimetallic Layer | HRC 62-64 |
| Nitrated Layer of Screw | 0.5-0.8mm |
| Bimetallic Layer Thickness | 2-4 mm |
| Surface Roughness | Ra 0.4um |
| Fragility of Nitration | Less Than Grade 1 |
| Means of Transport | by Sea or by Air |
| Delivery Date of goods | 25-30 Days |
| Package of screw barrel | Ply Wood Case |
AVAILABLE SOLUTION OF SCREW BARREL
| ITEMS GRADE | HARDNESS AND LIFE TIME | PROCESS DETAILS |
| ZERO SOLUTION | (HRC 58-62, 12-18 months) | 42CrMo/38CrMoALA + thermo refining +Hvof spraying+ nitriding 96 hours+fine polishing |
| JUPITER SOLUTION | (HRC 58-62, 12-18 months) | 42CrMo/38CrMoALA + thermo refining +Hvof spraying+ nitriding 96 hours+fine polishing |
| ULTRON SOLUTION | (HRC 62-64, 24 months) | SKD61+queching+ harden inside process +nitriding 96 hours+fine polishing |
DIMENSION RANGE OF SCREW BARREL (TWIN ConICAL SCREW BARREL)
| Model | SJSZ-51 | SJSZ-55 | SJSZ-65 | SJSZ-80 | SSJZ-92 |
| Screw Dia. (mm) | 51/105 | 55/110 | 65/132 | 80/156 | 92/188 |
| Max. Speed (rpm) | 40 | 38 | 38 | 37 | 36 |
| Main Motor(KW) | 18.5 | 22 | 37 | 55 | 90 |
| Output (KG/h) | 80-100 | 100-150 | 150-250 | 250-280 | 380-700 |
DIMENSION RANGE OF SCREW BARREL(SINGLE, OR TWIN PARALLEL SCREW BARREL)
| ITEMS | DIAMETER | TOTAL LENGTH | L/D RATIO |
| screw | 15-300 mm | 300-6000 mm | 15-50 |
| barrel | 60-600 mm | 300-6000 mm |
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screw barrel for PE extrusion
