What payment terms are accepted?

We accept LC (Letter of Credit) and T/T (Telegraphic Transfer) as terms of payment.

What is the nitriding hardness of the screw?

The nitrided hardness is between 900-1000HV, with a nitrided layer depth of 0.5-0.8mm and brittleness less than grade 1.

Extrusion Screw Barrel Plastic Machinery Components

Name: Extrusion Screw Barrel Plastic Machinery Components
Brand: Zhejiang Zhongyang Screw Manufacturing Co., Ltd.
SKU: 733420215

Zhejiang, ChinaZhejiang Zhongyang Screw Manufacturing Co., Ltd.

US$1,000.00-50,000.00

1 Set

Product profile

Customization

Available

After-sales Service

Yes

Type

Sheet Extruder

Model NO.

extruer screw cylinder

Plastic Processed

PE/HDPE/LDPE etc.

Product Type

Extrusion Molding Machine

Feeding Mode

One Feed

Assembly Structure

Integral Type Extruder

Screw

Single-Screw

Engagement System

Full Intermeshing

Screw Channel Structure

Deep Screw

Automation

Automatic

Computerized

Screw Barrel

Sheet Extruder Single Screw Barrel / Single Screw

Nitrided Layer Depth

0.5-0.8mm

Nitrided Hardness

900-1000hv

Nitrided Brittleness

Less Than Grade 1

Surface Roughness

Ra0.4

Linearity of Screw

0.015mm

Transport Package

Wooden Cases

Specification

ISO9001: 2008

Trademark

Zhongyang

Origin

China(Mainland)

HS Code

84779000

Production Capacity

300 Sets/Month

Key features

Premium Material Options: Available in 38CrMoAlA, 42CrMo, SKD-61, and bimetallic alloys for durability.

High Hardness Nitriding: Nitrided hardness reaches 900-1000HV with a layer depth of 0.5-0.8mm.

Customizable Screw Design: Screw barrel and nitriding specs can be customized to specific requirements.

Professional OEM/ODM: Experienced manufacturer offering both OEM and ODM services for global clients.

Precise Surface Finish: Surface roughness controlled at Ra0.4 and linearity within 0.015mm.

1-Year Warranty: Comprehensive 1-year warranty coverage for peace of mind and quality assurance.

Advanced Manufacturing: Utilizes CNC machines and Stellite PTA welding for high-precision production.

Company profile

Zhejiang Zhongyang Screw Manufacturing Co., Ltd.

Zhejiang, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedNearest Port: Ningbo PortAverage Response Time: >24h CertifiedTerms of Payment: LC, T/T CertifiedInternational Commercial Terms(Incoterms): FOB, CIF, CFR

AI-Powered supplier vetting

SummaryZhejiang Zhongyang Screw Manufacturing Co., Ltd. is presented as a China-based manufacturer and distributor of screws, barrels, and related assembly parts for plastic and rubber machinery. The supplier reports 12 years of industrial experience, a factory equipped with advanced CNC machines, more than 10 production lines, 50 quality-control staff, and exports to South America, Southeast Asia/Mideast, and Europe. It describes an ISO-certified quality system established in 2006 and offers design, technical support, customer service, and overseas engineering assistance. However, the records contain material inconsistencies regarding factory size, workforce, business type, and R&D staffing. No verifiable customer cases or detailed financial-strength evidence is provided.

Supplier typeThe supplier is legally identified as Zhejiang Zhongyang Screw Manufacturing Co., Ltd., a China-based limited company. Its stated business is designing, manufacturing, rebuilding, and distributing screws, barrels, and assembly parts, although one record labels the company nature as a trading company, creating a classification inconsistency.

CertificationsThe supplier explicitly states that it has been an ISO-certified enterprise since 2006 and that it operates a complete quality-control system covering production through final products. The specific ISO standard and certificate details are not provided.

After-Sales capabilityThe supplier describes a dedicated after-sales team, customer archiving and follow-up through product receipt and trial, efficient problem resolution, and the ability to send engineers to customer locations in China or abroad when necessary. These statements support an established service capability, though no service performance metrics are supplied.

R&D capabilityThe supplier reports professional design teams and experienced, creative engineers who address technical problems and design new screws and barrels for performance improvement. However, the records provide no quantified R&D resources, patents, new-product results, or development timeline.

Production capacityThe supplier reports a 10,000 m² factory with advanced CNC equipment, more than 10 production lines, 50 quality-control staff, and a one-month off-peak lead time. Other records state a 5,000 m² plant and alternatively more than 50,000 m² with over 200 workers, so capacity is indicated but the scale data is inconsistent.

Customization capabilityThe supplier states that it maintains sales, design, production, inspection, and service teams, supports specific customer needs, and designs new screw and barrel configurations to achieve targeted performance. This directly supports customization capability, although no examples, engineering specifications, or limits are given.

Product Q&A

Q:What materials are used for the screw barrel?

We use high-quality materials including 38CrMoAlA, 42CrMo, 4Cr5MoSiV1, 9Cr18MOV, and various bimetallic alloys like Fe-based, Ni-based, and Co-based alloys.

Q:Can the screw barrel be customized?

Yes, we offer customization for the screw barrel type, nitrided layer depth, hardness, and other specifications to meet your specific production needs.

Q:What is the warranty period for this product?

We provide a 1-year warranty for our extrusion screw barrels to ensure product quality and customer satisfaction.

Q:Do you offer OEM and ODM services?

Yes, we are a manufacturer with professional teams and provide both OEM and ODM services to help expand your international market.

Q:What is the lead time for production?

The average lead time is one month, regardless of whether it is the peak season or off-season.