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Professional screw barrel manufacturer

Chemical fiber machine screw

Product description
Introduction:
 
Screw is mainly used for melt spinning of pet, PA6, PA66, PP and other chips. The design adopts low temperature mixed components, which has good plasticizing performance. Adopting professional processing technology, the manufacturing accuracy of screw and barrel is high and the linearity is good.
 
Technical indicators:
 
Screw processing diameter range: 25 - 200
 
Length diameter ratio: L / D = 25-28
 
Tempering hardness: HB240 °～ 280 °
 
Nitriding hardness: HV850 ° ~ 1000 °
 
Nitriding depth: 0.45-0.7mm
 
Nitriding brittleness: ≤ grade II
 
Surface roughness: Ra0.4
 
Straightness of screw: 0.015mm
 
Hard chromium plating degree of surface after nitriding: HV ≥ 900HV
 
Thickness of chromium plating layer: 0.05-0.10 mm
 

Outlet specification Screw Aspect ratio Maximum extrusion Screw speed Head pressure Transmission power Heating power Heating section Heating voltage
diameter L/D

（PET）

（kg/h）

 （r/min） （MPa） （KW） （KW） （V）
25/25 φ25 25:1 8 20-90 15-25 2.5 3 3 220
45/25 φ45 25:1 38 20-90 15-25 7.5 14 3 220
65/25 φ65 25:1 80 20-90 15-25 18.5 16 5 220
80/25 φ80 25:1 120 20-80 15-25 37 27 5 220
90/25 φ90 25:1 220 20-80 15-25 45 32 5 220
105/25 φ105 25:1 300 20-70 15-25 55 45 5 220
120/25 φ120 25:1 440 20-60 15-25 75 54 6 220
130/25 φ130 25:1 500 20-60 15-25 90 57 6 220
135/25 φ135 25:1 550 20-60 15-25 90 63 6 220
150/25 φ150 25:1 700 20-60 15-25 110 76.5 6 380
160/25 φ160 25:1 780 20-60 15-25 132 85.5 6 380
170/25 φ170 25:1 900 20-60 15-25 160 103.5 7 380
180/25 φ180 25:1 1050 20-60 15-25 180 110 7 380
200/25 φ200 25:1 1400 20-60 15-25 220 150 7 380

Zhoushan Tuoxin Machinery Manufacturing Co., Ltd
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Contact information

Tel：0086-580-8590787
Mobile phone：0086-13857229638

Add: No.24 Dafeng Road, xihou Industrial Zone, Jintang Town, Dinghai District, Zhoushan City, Zhejiang Province

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Zhejiang ICP preparation No. 19032906-1