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China factory - Zhejiang Alven Intelligent Manufacturing Co., Ltd.

Zhejiang Alven Intelligent Manufacturing Co., Ltd.

  • China,Zhoushan ,Zhejiang
  • Verified Supplier

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China High Nitriding Hardness HV900-1000 Extruder Screw Barrel With Vents
China High Nitriding Hardness HV900-1000 Extruder Screw Barrel With Vents

  1. China High Nitriding Hardness HV900-1000 Extruder Screw Barrel With Vents

High Nitriding Hardness HV900-1000 Extruder Screw Barrel With Vents

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Place Of Origin Zhoushan China
Surface treatment Nitriding / Bimetallic Treatment
Nitride Depth 0.5~0.8mm
Surface Roughness Ra0.4
Hardness HRC58-62
Material High-quality Alloy Steel
Quenching Hardness HRC55-62
Heating zones 3-5 Zones
Alloy Depth 2.0-3.0mm
Brand Name ALVEN
Model Number Vent Screw Barrel

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  1. Product Details
  2. Company Details

Product Specification

Place Of Origin Zhoushan China Surface treatment Nitriding / Bimetallic Treatment
Nitride Depth 0.5~0.8mm Surface Roughness Ra0.4
Hardness HRC58-62 Material High-quality Alloy Steel
Quenching Hardness HRC55-62 Heating zones 3-5 Zones
Alloy Depth 2.0-3.0mm Brand Name ALVEN
Model Number Vent Screw Barrel
High Light Extruder screw barrel HV900Vents screw and barrel for extruderExtruder screw barrel HV1000

High Nitriding Hardness HV900-1000 and Quenching Hardness HRC55-62 Performance Screw Barrel with Vents

Product Description:

Screw barrels are the core components of extruders, directly determining the melting, conveying, and extrusion efficiency of materials. Based on whether they are designed with venting structures, they can be divided into vented screw barrels and non-vented screw barrels. Each type is engineered to meet specific processing needs, making them suitable for different materials and production scenarios.

Vented screw barrels are specially designed with one or more vent holes (usually 1-2) on the barrel, matched with a corresponding vent section on the screw. This structure is dedicated to removing volatile substances (such as moisture, air, solvents, or gases) from materials during extrusion, ensuring the purity and stability of the final product.

Non-vented screw barrels are the standard type without vent holes or vacuum structures. They focus on efficient material conveying, melting, and extrusion, suitable for materials with low gas content or stable performance that do not require degassing.

 

Applications:

Ideal for materials that are prone to trapping gases or containing volatile components, such as:

  • Recycled plastics (which may absorb moisture or contain residual solvents)
  • Hygroscopic materials like PA (polyamide) and PC (polycarbonate)
  • Materials requiring high purity, such as medical-grade plastics or food packaging materials

Perfect for dry, low-volatile, or high-stability materials, including:

  • Common non-hygroscopic plastics like PP (polypropylene) and PE (polyethylene)
  • Pre-dried materials that have been fully dehumidified
  • Materials for simple extrusion processes such as film blowing, pipe extrusion, or profile extrusion (where minor gas content has little impact on product performance)

 

Customization:

 

Product Customization Services for the Extruder screw barrel:

Brand Name: ALVEN

Model Number: Vent Screw Barrel

Place Of Origin: Zhoushan China

Heating zones: 3-5 Zones

Surface treatment: Nitriding / Bimetallic Treatment

Alloy Depth: 2.0-3.0mm

Material: High-quality Alloy Steel

Base Materials: 38CrMoAlA

 

Support and Services:

 

Our Product Technical Support and Services for the Extruder screw barrel include:

- Expert troubleshooting and diagnosis of issues

- Maintenance guidance and recommendations

- Replacement parts identification and supply

- Performance optimization tips

- Product training and education programs

- Warranty support and assistance

 

Packing and Shipping:

 

Product Packaging:

The Extruder screw barrel will be carefully packaged in a sturdy cardboard box with ample protective padding to prevent any damage during transit.

Shipping:

Once your order is confirmed, the Extruder screw barrel will be shipped within 2 business days via a reliable courier service. You will receive a tracking number to monitor the delivery status of your package.

 

FAQ:

 

Q: What is the brand name of this Extruder screw barrel product?

A: The brand name is ALVEN.

Q: What is the model number of this Extruder screw barrel product?

A: The model number is Vent Screw Barrel.

Q: Where is this Extruder screw barrel product manufactured?

A: This product is manufactured in Zhoushan, China.

Q: What are the key features of the ALVEN Vent Screw Barrel?

A: The ALVEN Vent Screw Barrel is designed for high performance and durability, with precision engineering to ensure smooth extrusion processes.

Q: Can the ALVEN Vent Screw Barrel be customized for specific requirements?

A: Yes, the ALVEN Vent Screw Barrel can be customized to meet specific extrusion needs, ensuring optimal results for various applications.

 

Company Details

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 from Quality China Factory
  • Business Type:

    Manufacturer,Distributor/Wholesaler,Exporter,Seller

  • Year Established:

    2002

  • Total Annual:

    900-2000

  • Employee Number:

    60~80

  • Ecer Certification:

    Verified Supplier

Alven Intelligent Manufacturing Co., Ltd., formerly Jiading Plastic Machinery Co., Ltd., found in 2002,  is located in Zhoushan——hometown of screws & barrels. The factory covers an area of 22,000 square meters , currently has 80 employees. The factory has a professional te... Alven Intelligent Manufacturing Co., Ltd., formerly Jiading Plastic Machinery Co., Ltd., found in 2002,  is located in Zhoushan——hometown of screws & barrels. The factory covers an area of 22,000 square meters , currently has 80 employees. The factory has a professional te...

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Get in touch with us

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  • Zhejiang Alven Intelligent Manufacturing Co., Ltd.
  • No.6 Xingang Ave.2, Hi-tech District Zhoushan Zhejiang
  • https://www.extruderscrewbarrel.com/

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