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Bimetallic Screw and Barrel for Plastic Extruder Machine

Updated 2026-11-04 · Markdown version

Model no. 60mm

US$120.00 – 12,000 / piece

MOQ 1 piece · Final price confirmed in your quote

Tempering Hardness: 240-280hv
Hardness of Nitrogen Treatment: 900-1100hv
Roughness of The Surface: Ra0.4um
Hardness of Alloy: HRC62-72
Package Size: 250.00cm * 50.00cm * 50.00cm
Size: Screw diameter: Φ 20-Φ 500mm
Maximum screw length: 10000mm
Barrel inner bore diameter: Φ 500mm

Specifications are as listed for this product. Engineering Hardware & Fasteners confirms ratings, mating parts, compatibility, packing and lead time with you before you order.

Specifications

Customization	Available
Warranty	Nomally 1 Year
Tempering Hardness	240-280hv
Model NO.	60mm
Depth of Nitrogen Layer	0.6-0.8mm
Hardness of Nitrogen Treatment	900-1100hv
Roughness of The Surface	Ra0.4um
Straightness of Screw	0.015mm
Place of Origin	Zhejiang China
Hardness of Alloy	HRC62-72
Quality Control	Test Before Delivery
Transport Package	Wood Box
Specification	Screw Barrel
Origin	Zhejiang Ruian
HS Code	8477900000
Production Capacity	1000/Month
Package Size	250.00cm * 50.00cm * 50.00cm
Package Gross Weight	230.000kg
Key words	Plastic extruder screw and barrel, plastic extrusion machinery screw, screw barrel, screw cylinder, plastic extruder screw barrel, plastic screw barrel, screw barrel for plastic extruder, screw and barrel for plastic extrusion machine, screw barrel for plastic extrusion machinery, single screw barrel
Size	Screw diameter: Φ 20-Φ 500mm
Maximum screw length	10000mm
Barrel inner bore diameter	Φ 500mm
Material	38CrMoAlA
Technology	Nitriding treatment,
Depth of nitrition layer	0.5-0.8mm
Nitriding treatment, surface hardness	HV≥ 900-1000
Fragility of nitrition	Less than grade 1
Surface roughness	Ra 0.4um
Streightness of screw	0.015mm
Surface of hardness of nitrated Cr coating layer	≥ 950HV
Hardness of Cr coating layer	HRC55-62
Thickness of alloy plating	0.03-0.08mm
Depth of alloy layer	2mm
We promise	We assure the customer benefits, We provide competitive price, We Emphasis On Cooperation.
Category	Other Machine & Custom Screws

Technical parameters

1.We have long history and experience .

2.We have most advanced equipment .

3.We have nitriding treatment for 7 days and nights

4.We can offer you best quality and price .

Description

Bimetallic Screw and Barrel for Plastic Extruder Machine is part of our other machine & custom screws range (Screws).

Key details

Material: 38CrMoAlA
Size: Screw diameter: Φ 20-Φ 500mm
Warranty: Nomally 1 Year
Tempering Hardness: 240-280hv
Depth of Nitrogen Layer: 0.6-0.8mm
Hardness of Nitrogen Treatment: 900-1100hv
Roughness of The Surface: Ra0.4um
Straightness of Screw: 0.015mm

Available configurations include tempering hardness, hardness of nitrogen treatment, roughness of the surface, hardness of alloy and package size. Custom sizes, threads, materials, grades, platings and packaging can be quoted on request.

Ordering through Engineering Hardware & Fasteners

Minimum order is 1 piece at US$120.00 – 12,000 per piece. Send one inquiry with the part number, quantity and destination, and Engineering Hardware & Fasteners confirms size, thread, material, grade, finish, price, lead time and shipping, checks the goods before dispatch and ships them to you.

Frequently asked questions

What is the minimum order quantity (MOQ) for Bimetallic Screw and Barrel for Plastic Extruder Machine?

The listed minimum order is 1 piece, at US$120.00 – 12,000 per piece. Smaller trial quantities or samples can be requested in your inquiry; Engineering Hardware & Fasteners confirms what is possible for your size.

What are the main specifications of Bimetallic Screw and Barrel for Plastic Extruder Machine?

Material: 38CrMoAlA; Size: Screw diameter: Φ 20-Φ 500mm; Warranty: Nomally 1 Year; Tempering Hardness: 240-280hv; Depth of Nitrogen Layer: 0.6-0.8mm; Hardness of Nitrogen Treatment: 900-1100hv. The full specification table and any technical parameter tables are listed on this page.

Can this product be customized (OEM)?

Listed configurations include tempering hardness, hardness of nitrogen treatment, roughness of the surface, hardness of alloy and package size. Size, thread, length, material and grade, surface finish, head marking, packaging and labels can be quoted to your specification or drawing.

What is the lead time and how is it shipped?

Lead time depends on quantity and customization and is confirmed in your quote. Engineering Hardware & Fasteners checks the goods before dispatch and ships by express, air or sea; mixed orders can be consolidated in one shipment.

Which other other machine & custom screws are available?

The Other Machine & Custom Screws category lists 14,058 products in different sizes, materials and finishes: https://engineeringhardware.com/fastener-products/screws/other-machine-custom-screws/

How we work

Specified, checked and shipped by Engineering Hardware & Fasteners

Engineering Hardware & Fasteners supplies bolts, screws, nuts, washers, anchors, rivets and fastening hardware to equipment makers, contractors, distributors and maintenance teams. Orders go through one controlled process: size, thread, material, grade and finish confirmed, samples approved, dimensions, thread fit and plating checked before packing, then packed for export — standard or made to drawing.

DIN, ISO, ASTM, ANSI, JIS and GB standard parts
Non-standard parts made to your drawing
Dimensions, thread gauges and plating checked before packing
Export cartons and pallets, consolidated mixed orders
Samples available for approval before mass production

More about us → · Request a sample or custom quote →

Request a quote for this product

US$120.00 – 12,000MOQ 1 pieceGet a quote WA