Gold Member Since 2012
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Zhejiang Zhongyang Screw Manufacturing Co., Ltd.

Twin Conical Screw Barrel, Screw Barrel, Pvc Conical Twin Screw Barrel manufacturer / supplier in China, offering Twin Conical Screw Barrel Extruder Screw Barrel Bimetallic Screw Barrel, Conical Twin Screw Barrel Double Screw Barrel, Durable Planetary Screw Barrel Assembly and so on.

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Supplier Homepage Product Conical twin screw and barrel Twin Conical Screw Barrel Extruder Screw Barrel Bimetallic Screw Barrel

Twin Conical Screw Barrel Extruder Screw Barrel Bimetallic Screw Barrel

FOB Price: US $100 / Piece
Min. Order: 1 Set
Min. Order FOB Price
1 Set US $100/ Piece
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Production Capacity: 200 Sets/Month
Transport Package: Film Wrapped in Wooden Case
Payment Terms: L/C, T/T, Western Union

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Basic Info
  • Model NO.: Twin Conical Screw Barrel
  • Plastic Processed: PVC
  • Automation: Automatic
  • Trademark: Zhongyang
  • Origin: Zhejiang of China
  • Type: Pipe Extruder
  • Screw: Twin-Screw
  • Computerized: Computerized
  • Specification: ISO9001: 2008
  • HS Code: 84779000
Product Description
Twin Conical Screw Barrel for extruder, PVC pipe/sheet extrusion screw barrel, double screw barrel, bimetallic screw barrel

Specification:
35/76, 45/90, 45/100, 50/105, 51/105, 55/110, 55/120, 58/124, 60/125, 65/120, 65/132, 68/143, 70/135, 70/140, 75/150, 80/143, 80/156, 92/188, 95/191, 105/191, 100/200

The above are standard specifications, we can customize according to customers' requirements.
The compression ratio of screws can be designed according to different products and ingredients.

Base Materials:
(1)38CrMoAlA(JIS SACM645)
(2)42CrMo(AISI 4140)
(3)4Cr5MoSi V1 (JIS SKD-61)
(4)9Cr18MOV
(5)HPT

Bimetalic alloy materials:
1)Fe-based alloy
2)Ni-based alloy/Deloro alloy
3)Co-based alloy
4)NiCo-based alloy
5)Tungsten carbide/Wolfram carbide

Technics:
Heat treatment
High-frequency quenching
Nitriding treatment
Hard-chrome electroplating
Bimetallic alloy welding
Bimetallic alloy centrifugal casting

Technical parameter:
Nitrided layer depth: 0.5-0.8mm
Nitrided hardness: 900-1000HV
Nitrided brittleness: Less than grade 1
Surface roughness: Ra0.4
Linearity of screw: 0.015mm
Hard-chrome plating hardness after nitriding: ≥ 950HV
Chrome-plating layer depth: 0.025-0.085mm
Bimetallic layer depth: 3mm

Warranty and service: 1 year

We could manufacture various kinds of screws and barrels according to the customer's requirement.

About ZY:
1. Rich strength----We have our own professional teams in the sales, design, production, inspection and customer service areas. We concentrate to bring customers the most perfect customer experiences.
2. High-quality products----We adopt a series of advanced production and processing equipments such as CNC machines, Stellite PTA welding machines to ensure the quality of our products.
3. Large international market----We do foreign trade more than 5 years, we have a set of mature foreign trade system, our customers are all over the world. We will continue to expand our international market.
4. Location advantage----We are located in China's screw town----Jintang town, Zhoushan city, near to Ningbo Port and Shanghai Port.
5. Serious and responsible attitude----Over the years, we always maintain a serious, professional and responsible attitude, make our best efforts to meet customers' demands.

Welcome to contact us~!
Main Base materials 
  
1.38CrMoAlA  (Nitriding Steel) 
2.  SKD-61   (Special Tool Steel) 
3.  42CrMo (Ultrahigh Strength   Steel) 
4. DC53 ( Cold Work   Die Steel)   
5. W6Mo5Cr4V2 ( High-Speed   Tool   Steel ) 
6. HPT 
  
  
  
Main Alloy Materials 
1.  Ni-based alloy/Deloro alloy 
2.  Tungsten carbide/Wolfram carbide 
3.  NiCo-based alloy 
4.  Fe-based alloy 
5.  Co-based alloy   
  
  
  
  
Processing Technics 
1.  Heat treatment 
2.  Quenching 
3.  Nitriding treatment 
4.  Bimetallic alloy welding 
5.  Bimetallic alloy centrifugal casting 
6.  Hard-chrome electroplating 
  
  
  
  
  
Technical parameters 
Nitriding layer depth  0.5-0.8mm 
Nitrided hardness  HRC56-58 
Nitrided brittleness  Less than grade 1 
Surface roughness  Ra 0.4 
Linearity of screw  0.015mm 
Hard-chrome plating hardness  ≥HRC57 
Chrome-plating layer depth  0.03-0.09mm 
Bimetallic layer depth  3 mm 
Bimetallic layer hardness  HRC58-62 
Above are main technical information, a suitable screw and barrel will be made according to your requirement. 
 

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