Gold Member Since 2016
Audited Supplier
Zhejiang Dongbin Rubber Machinery Screw Co., Ltd.

Screw and Barrel, Extruder Screw Barrel, Barrel Screw manufacturer / supplier in China, offering Conical Twin Screw& Barrel, Cold Feed Extruder, Rubber Exhaust Type Extruder and so on.

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Conical Twin Screw& Barrel

FOB Price: Get Latest Price
Min. Order: 1 Piece
Port: Ningbo, China
Transport Package: Wood Case
Payment Terms: L/C, T/T, Western Union

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Basic Info
  • Model NO.: at buyer option
  • Structure: Vertical and Horizontal Composite
  • Plasticizing Way: Screw Type
  • Automation: Automatic
  • Certification: ISO9001:2008
  • Hardness of Nitrided Layer: Hv950-1000
  • Steel Material: 38crmoaia
  • Warranty and Service: 1 Year
  • Trademark: DONGBIN
  • Origin: China
  • Type: Pinned Screw&Barrel
  • Plastic Type: Thermoplastic
  • Clamping Way: Hydraulic & Mechanical
  • Computerized: Computerized
  • Leading Time: 35-45days
  • Nitrided Layer Thickness: 0.55-0.70mm
  • Surface Roughness: Ra0.4
  • Delivery Ways: by Sea or by Air
  • Specification: ISO9001: 2008
  • HS Code: 84779000
Product Description


Company Introduction
Zhejiang Dongbin Rubber Machine screw Co.Ltd is one of the ten screw corporation in Zhou Shan. We are specializing in producing screw and barrel for both pin-type cold-feed and hot-feed extruder. In the past 15 years, our company has risen to become one of most professional feed rubber screw and barrel producer in China with the most advanced technology. Now, we occupy nearly 70% market share of feed rubber screw and barrel in China. The production capacity is over 1500 sets per year. It has been entitled "advanced private enterprise in Zhou Shan" many times.
 
Specification
Φ35/Φ75Φ45/φ95Φ45/φ100Φ50/Φ105Φ51/Φ105Φ55/Φ110
Φ65/Φ120Φ60/Φ125Φ65/φ132Φ80/Φ143Φ80/Φ156Φ92/Φ188

Materials
38CrmoAIA
Duplex stainless Steels
GH3#
Power Metallurgy Raw Material
Cold/Thermal Spray Hard Metal Process
Advanced Nitriding Process
Corrosion&Abrasion Resistance Bimetal Spraying Process
 
Technical Index
ProductScrew&Barrel
Tempering hardnessHB240-280                    
Hardness of nitrogen treatmentHV950-1000
Depth of nitrogen layer0.55-0.70
Nitrided brittleness Less than grade 1
Surface roughnessRa 0.4
Screw straightness0.015mm
Hardness after nitriding 900HB
Chromium-plating depth0.05-0.10mm
Alloy hardnessHRC55-62
Alloy Depth1.5-2.0mm
 
Production Process
  1. Blanking
  2. Rough Machining
  3. Quenching and Tempering
  4. Semi Finishing Machining
  5. Finish Machining
  6. Nitriding or Bimetallic Treatment
  7. Detecting
  8. Finished Product
  9. Debugging after the Sale
 Conical Twin Screw& Barrel

 
Our Service
Warranty and service: 1years
 
 
Our Advantages
1)Excellent raw materials
2)Good customer service
3)Rapid delivery
4)Reasonable price
5)Production quickly
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Mr. Neng Jun Yuan
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