Manufacturer Conical Twin Screw and Barrel for PVC Sheet Profile
Model NO.: GMT-Screw
Nitrided Depth: 0.5-0.8mm
Surface Roughness: <=Ra0.4
Trademark: GMT
Transport Package: AA Wooden Case
Specification: Customize
Origin: China
HS Code: 84779000
Model NO.: GMT-Screw
Nitrided Depth: 0.5-0.8mm
Surface Roughness: <=Ra0.4
Trademark: GMT
Transport Package: AA Wooden Case
Specification: Customize
Origin: China
HS Code: 84779000
| Technical Information for Conical Twin Screw Barrel | |||
| Main Base materials | 1.38CrMoAlA (SACM645) | Main Alloy Materials | 1. Ni-based alloy/Deloro alloy |
| 2. SKD-61 (Special Tool Steel) | 2. Tungsten carbide/Wolfram carbide | ||
| 3. 42CrMo (Ultrahigh StrengthSteel) | 3. NiCo-based alloy | ||
| 4. DC53 (Cold WorkDie Steel) | 4. Fe-based alloy | ||
| 5. W6Mo5Cr4V2 (High-SpeedToolSteel) | 5. Co-based alloy | ||
| Processing Technics | 1. Heat treatment | Technical parameters | Nitriding layer depth:0.5-0.8mm |
| 2. Quenching | Nitrided hardness:900-1000HV | ||
| 3. Nitriding treatment | Bimetallic layer depth:3 mm | ||
| 4. Bimetallic alloy welding for screw | Bimetallic hardness:57~69HRC | ||
| 5. Bimetallic alloy centrifugal casting for barrel | Hard-chrome plating hardness after nitriding:≥950HV | ||
| 6. Hard-chrome electroplating | Chrome-plating layer depth:0.03-0.09mm | ||
| Linearity of screw:0.015mm | Surface roughness:Ra 0.4 | ||
| The most common types of conical twin screw barrel extruder | |||
| types of screw (d/D) | length of work(mm) | quantity ofextruder(kg/h) | speed of screw rotate(rpm) |
| Φ35/77 | 810 | 40-70 | 5~50 |
| Φ45/99 | 990 | 50-80 | 5~45 |
| Φ51/105 | 1070 | 100-150 | 4~45 |
| Φ51/105 | 1220 | 100-150 | 4~45 |
| Φ55/110 | 1220 | 120-180 | 4~40 |
| Φ60/125 | 1320 | 150-200 | 4~40 |
| Φ65/120 | 1440 | 200-250 | 4~40 |
| Φ65/132 | 1440 | 200-250 | 4~40 |
| Φ70/140 | 1460 | 220-300 | 4~40 |
| Φ75/150 | 1480 | 250-320 | 4~35 |
| Φ80/143 | 1660 | 300-360 | 4~35 |
| Φ80/156 | 1800 | 300-360 | 4~35 |
| Φ90/184 | 2000 | 400-500 | 3~35 |
| The most common types of parallel twin screw barrel extruder | ||||||
| D35/5 | D45/2 | D50/2 | D60/2 | D65/2 | D70/2Â Â | D72/2 |
| D75/2 | D80/2 | D85/2 | D90/2 | D93/2 | D100/2 | D105/2 |
| D110/2 | D115/2 | D120/2 | D125/2 | D130/2 | D140/2 | D150/2 |
| D160/2 | D170/2 | D180/2 | D190/2 | D200/2 | D200/2 | D250/2 |
Screw types:
Gradual change, chop, barrier, distributary, separate, air exhausting, pin, mixing and etc.
For good plasticizing effect, we have different design of screw barrel to meet customer's demand.
Specification :
Dia 20mm-250mm; L/D=15-45
Scope of Application:
1. Generally plastic material
2. Pipe/ Profile/ Sheet/Pelletizing
3. WPC, ABS, TPR, TPU, PMMA, C-PVC, UPVC, RPVC, PET, EVA, PU,PE etc
Treatment:
Nitrized, Chrome coating, Quenching, Bimetallic
We are foucs on each process to make sure each screw barrel is qualified according to technical requirement.Â
Packaging Details:
1. Be brushed anti-corrosive oil on extruder machine single screw.Â
2. Packed with film.Â
3. Packed in the AA wooden.
Please provide samples or requirements about dimensions and tolerances of , semi-finished and finished products, the equipment, the monthlly comsumption quantity, the current screw and barrel you are using, HRC and so on.
For more information, please kindly contact as below:
Mobile: 0086-13917356326
| Technical Information for Conical Twin Screw Barrel | |||
| Main Base materials | 1.38CrMoAlA (SACM645) | Main Alloy Materials | 1. Ni-based alloy/Deloro alloy |
| 2. SKD-61 (Special Tool Steel) | 2. Tungsten carbide/Wolfram carbide | ||
| 3. 42CrMo (Ultrahigh StrengthSteel) | 3. NiCo-based alloy | ||
| 4. DC53 (Cold WorkDie Steel) | 4. Fe-based alloy | ||
| 5. W6Mo5Cr4V2 (High-SpeedToolSteel) | 5. Co-based alloy | ||
| Processing Technics | 1. Heat treatment | Technical parameters | Nitriding layer depth:0.5-0.8mm |
| 2. Quenching | Nitrided hardness:900-1000HV | ||
| 3. Nitriding treatment | Bimetallic layer depth:3 mm | ||
| 4. Bimetallic alloy welding for screw | Bimetallic hardness:57~69HRC | ||
| 5. Bimetallic alloy centrifugal casting for barrel | Hard-chrome plating hardness after nitriding:≥950HV | ||
| 6. Hard-chrome electroplating | Chrome-plating layer depth:0.03-0.09mm | ||
| Linearity of screw:0.015mm | Surface roughness:Ra 0.4 | ||
| The most common types of conical twin screw barrel extruder | |||
| types of screw (d/D) | length of work(mm) | quantity ofextruder(kg/h) | speed of screw rotate(rpm) |
| Φ35/77 | 810 | 40-70 | 5~50 |
| Φ45/99 | 990 | 50-80 | 5~45 |
| Φ51/105 | 1070 | 100-150 | 4~45 |
| Φ51/105 | 1220 | 100-150 | 4~45 |
| Φ55/110 | 1220 | 120-180 | 4~40 |
| Φ60/125 | 1320 | 150-200 | 4~40 |
| Φ65/120 | 1440 | 200-250 | 4~40 |
| Φ65/132 | 1440 | 200-250 | 4~40 |
| Φ70/140 | 1460 | 220-300 | 4~40 |
| Φ75/150 | 1480 | 250-320 | 4~35 |
| Φ80/143 | 1660 | 300-360 | 4~35 |
| Φ80/156 | 1800 | 300-360 | 4~35 |
| Φ90/184 | 2000 | 400-500 | 3~35 |
| The most common types of parallel twin screw barrel extruder | ||||||
| D35/5 | D45/2 | D50/2 | D60/2 | D65/2 | D70/2Â Â | D72/2 |
| D75/2 | D80/2 | D85/2 | D90/2 | D93/2 | D100/2 | D105/2 |
| D110/2 | D115/2 | D120/2 | D125/2 | D130/2 | D140/2 | D150/2 |
| D160/2 | D170/2 | D180/2 | D190/2 | D200/2 | D200/2 | D250/2 |
Screw types:
Gradual change, chop, barrier, distributary, separate, air exhausting, pin, mixing and etc.
For good plasticizing effect, we have different design of screw barrel to meet customer's demand.
Specification :
Dia 20mm-250mm; L/D=15-45
Scope of Application:
1. Generally plastic material
2. Pipe/ Profile/ Sheet/Pelletizing
3. WPC, ABS, TPR, TPU, PMMA, C-PVC, UPVC, RPVC, PET, EVA, PU,PE etc
Treatment:
Nitrized, Chrome coating, Quenching, Bimetallic
We are foucs on each process to make sure each screw barrel is qualified according to technical requirement.Â
Packaging Details:
1. Be brushed anti-corrosive oil on extruder machine single screw.Â
2. Packed with film.Â
3. Packed in the AA wooden.
Please provide samples or requirements about dimensions and tolerances of , semi-finished and finished products, the equipment, the monthlly comsumption quantity, the current screw and barrel you are using, HRC and so on.
For more information, please kindly contact as below:
Mobile: 0086-13917356326
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