Nanpi Jiantong Hardware Manufacturing Co.,Ltd. offers a wide range of Stainless Steel Stamping Parts.
Material grade: stainless steel 301, stainless steel 304, stainless steel 316
brass H59, H62
copper C1100
Al5052,6061
steel DC01,DC04,ST12,Q235,SJ235R
galvanized steel sheet DX51D
Stock thickness ranges from 0.30mm-6.0mm for stainless steel
0.30mm-3.0mm for copper
0.30mm-6.0mm for aluminum
0.20mm-6.0mm for carbon steel
Surface finishing: polishing, satin blasted,powder coating, electro plating,anodize
Application: springs, kitchen ware, home appliance, tanks, motor housing, metal cover, caps, frame, assembly, steel base etc.
Custom Metal Stamping,Sheet Metal Fabrication,Sheet Metal Stamping,Sheet Metal Stamping Tools Nanpi Jian Tong Hardware Manufacturing Co., Ltd. , https://www.sheetmetals.nl
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. 
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
Ce Nitrided Parallel Twin Screw and Barrel for Extruder Machine
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