High-quality alloy cold feed rubber machine extruder screw and barrel

Price: 200.0~5000.0 USD
Trade Term: FOB
Payment Terms: T/T,L/C,D/A,D/P,WU
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  • Product Details
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Basic Info.
  • Plastic Type: Others 
  • Use: Others 
  • Shaft Design: Single 
  • Brand Name: LF 
  • Category: Single screw and barrel 
  • Material: 38CrMoALA 
  • Application: alloy cold feed rubber machine extruder 
  • Linearity: 0.015 
  • Surface hardness: HV1100 
  • Surface roughness: 0.4 
  • Diameter: Customizable 
  • After-sales service: one year warranty 
  • Status: New 
  • Model No.: LFm45-90 
  • Place of Origin: Zhejiang  
  • Min.Order: 1 Set/Sets
  • Means of Transport: Ocean, Air, Land
Supply Capacity
  • Production Capacity: 100T/WEEK
  • Packing:Standard packing:plastic film and plywood box
  • Delivery Date: Within 15 days

High-quality alloy cold feed rubber machine extruder screw and barrel

product description

  • Spec of Alloy Cold Feed Rubber Machine Extruder Screw And Barrel

pin cold feeding screw60mm-300mm12-18
rubber cold feeding screw30mm-300mm8-20
rubber hot feeding screw40mm-300mm8-20

rubber hot feeding screw



tempering hardness

nitriding hardnessHV850°-1000°
nitriding depth0.45-0.7mm
nitriding fragility≤grade 2
surface roughnessRa0.4
surface chrome hardness after nitriding≥900HV
chrome layer depth0.05-0.10mm
binary alloy coating hardnessHRC56°-65°
alloy depth0.8-2.0mm
 heating treatment  nitriding treatment,electroplated hard chromium coat,high-frequency quenching,spray bimetallic layer,vacuum quenching

Our company can provide the rubber industry with various kinds of rubber screw, which can definitely conform to the requirements of rubber products. The forced feeding screw&barrel, pin cold feeding screw&barrel and venting rubber screw&barrel we produce,which come up to the advanced home standard and grandually turn into the alternatives and renewal of imported screws and rubber machine.

  • The Material of Alloy Cold Feed Rubber Machine Extruder Screw And Barrel

The material we always choose the best 38CrMoALA alloy steel, machines through six technology, including tempering, molding, determing the chemical composition, accurate grinding, surface nitriding treatment or spray the bimetallic alloy, polishing and so on. And the product has the characteristics of high precision, wear-resistance, corrosion resistance. Also with  deep hole drilling and boring machine, machining centers and other dedicated equipment, the company has had the advanced technology. we can processing with supplied samples,  design as your special reqirements, meanwhile, undertake the worn imported or homemade rubber screw&barrel.

Company always adhere to customer-centric, the principles of honesty and trustworthiness, is committed to efforts to improve and innovate its own responsibility. We will offer the best service for you, satisfaction of customers is the best award for us.

Company Information

With over 10 years of production, LIFENG Machine offers a full line of screw, barrel and assembly parts for injection/ extrusion molding machine.

Quality check is the last stage before deliver the goods to customer and the most important stage in our production process. Therefore, in order to carry out our target of achieving zero defects, strict quality check is conducted at every stage of the production. Start from the designing, manufacturing and up to final stage of packing, strict quality check is carried out. This is to ensure that only goods of high quality are delivered to our customers.We can offer you different standard of screws and barrels.In case any enquiry of our production or any question,design plan and quotation, don't hesitate to contact me or visit our website atwww.zjlf-China.com


Not only we are offering high quality products, we also provide depth information about how to use our products.

No minimum orders, 100% guarantee, full warranty. Quantity break pricing.

Packing and Shipping

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Ms. 15168060663
Tel: 86-580-8058596
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Zhoushan Lifeng Screws Machinery Co., Ltd
Jintang Town, Zhoushan, Zhejiang, China (Mainland)
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