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PP/PE/PPR high-efficiency pipe extruder screw barrel

PRODUCT PARAMETERS

  • Application:Made for PP / PE / PPR pipe extruder
  • Place of Origin:Zhejiang,China
  • Brand Name:JED
  • Material:38CrMoAlA
  • Process:nitriding & bimetallic
  • Nitrided Hardness:HV900-HV1000
  • Nitrided Case Depth:0.45-0.8mm
  • Nitrided Brittleness:Less than Grade 2
  • Surface Roughness:Ra 0.4
  • Screw Straightness:R0.015mm
  • Length diameter ratio:1: (30-42)
  • bimetallic :alloy layer 2-2.5
Description
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Description

The screw of a PE/PPR pipe extruder is the core component of a single-screw extruder, primarily used for melt plasticization and extrusion of plastics such as PE (polyethylene). The following is a summary of relevant technical parameters and features:

1.Screw Structure and Function

  • Three-stage design: Typically divided into a conveying section, a compression section, and a metering section, each occupying one-third of the screw’s effective length. The conveying section preheats and compacts the material, the compression section plasticizes the material (typically with a compression ratio of 3:1), and the metering section steadily transports the melt to the die.
  • Material: Wear-resistant alloy steels such as 38CrMoAl are commonly used to ensure hardness and aging resistance.

2.Technical Parameters

  • Screw Diameter: Common specifications include 65mm (JEDSJ-65) and 75mm (SJ-75/33), meeting different pipe production requirements.

3. Applications and Supporting Equipment

  • Applicable Materials: Designed specifically for PE, PP, and PVC, it can produce water pipes, gas pipes, carbon spiral pipes, and more.
  • Supporting System: Requires a production line with a die, cooling water tank, and haul-off unit. For example, carbon spiral pipe equipment requires a wire threading die and a spiral cooling water tank.

Main technical parameters of high-efficiency screw (1:33)

specificationselectrical machineryspeed(r/min)productionReduction gearbox
Ø45/3345KW0-215110KG173-7
Ø60/3390KW0-188260KG225-8
Ø65/3390KW0-188300KG225-8
Ø75/33132KW0-150400KG280-10
Ø90/33185KW0-120520KG315-12.5
Ø120/33315KW0-108950KG395-14
Ø150/33400KW0-901200KG450-16.4

Main technical parameters of high-efficiency screw (1:383)

JED主要技术参数 Main Technical Parameters (1:38)
管材规格(mm)
Diameter(mm)
挤出机
Extruder
实际最大挤出量(kg/h)
Capacity(kg/h)
Ф20-Ф75Ф60/38320
Ф50-Ф250Ф75/38550
Ф160-Ф450Ф90/38850
Ф315-Ф630Ф120/381200
Ф450-Ф800Ф120/381200
Ф500-Ф1000Ф150/381400
Ф710-Ф1200Ф150/381400
Ф900-Ф1600Ф150/38
Ф75/38
1900
Ф1200-Ф2000Ф150/38
Ф90/38
2200
Ф1600-Ф2500Ф150/38
Ф120/38
2500
Ф2000-Ф3000Ф150/38
Ф120/38
2500

FAQs

Product Category:

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Parallel twin-screw barrelInjection molding machine screw cylinderFood extruder screw tubeChemical extruder screw barrel
Non standard screw cylinderCustomized extruder

If some screw products do not have a list, please feel free to contact us by email and we will reply within 24 hours!

We can quickly reach any country and region through sea freight, air freight, international express delivery, and other transportation methods. We have stock of standard sized screws and barrels, and once confirmed by the customer, they can be delivered within 5-7 days.

We have many experienced engineers who can quickly customize various types and types of screw barrel according to customer requirements. Before produce, technical will check every detail with salesman according with clients’ request. Under produce, every step will be inspected before next process. And every salesman will follow some time to make sure 100% correct and reduce communication error and work undelay. We put quality at a high level and the price is middle level.

Our sales team is familiar with the production and export processes and has nearly 10 years of customer service experience. Every salesperson can ensure that the customer’s requirements and our screw barrel are 100% accurate in production details. We will solve any cargo issues until the customer is satisfied.

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