Manufacturer Bimetallic Single Concial Parallel Twin Screw Barrel for Extruder
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Technical Information for Parallel 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. 
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 Parallel 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
Laser Mechanisms's CF (cold formed) nozzle features a mirror-finished interior which assures the smooth flow of assist gas, improving the quality and reducing laser cutting costs. The company also provides a wide range of high-quality parts for a wide range of laser cutting applications.
We bring forth for our clients an extensive assortment of high quality Laser Nozzles. Offered products can be installed without any hindrance and can be used without any special skills. Our products are highly demanded by our respectable clients for their extensive features. In order to meet diverse needs of clients, these can be customized in several specifications.
Features:
High quality
Durable standards
Increased productivity
Excellent performance
Fine finish