What payment terms do you accept?

We accept T/T, L/C, and West Union for payment.

What is the nitrided hardness of the screw?

The nitrided hardness ranges from 900 to 1000HV with a brittleness of less than grade 1.

Single Screw and Barrel of Plastic Extruder Machine

Name: Single Screw and Barrel of Plastic Extruder Machine
Brand: Zhejiang Zhongyang Screw Manufacturing Co., Ltd.
SKU: 701274955

Zhejiang, ChinaZhejiang Zhongyang Screw Manufacturing Co., Ltd.

US$1,000.00-50,000.00

1 Set

Product profile

Customization

Available

Certification

ISO

Color

Fixed

Model NO.

ZYSCREW

Customized

Standard

National

Type

Connection

Material

Alloy Steel

Single Screw

Injection Screw

Transport Package

Film Wrapped in Wood Case

Specification

ISO 9001: 2008 approved

Trademark

Zhongyang

Origin

China

HS Code

84779000

Production Capacity

100 Sets/ Month

Key features

Customized Screw Design: Available in General, pin, barrier, separation, and gas-exhausting types for specific plastic products.

High-Performance Materials: Constructed from 38CrMoAlA, 42CrMo, or bimetallic alloys like Fe-based and Ni-based for durability.

Precision Surface Treatment: Features nitrided layer depth of 0.5-0.8mm with hardness up to 1000HV and Ra0.4 surface roughness.

Rapid Delivery: Production time is 25 days with rapid delivery options for urgent orders.

Comprehensive Warranty: Includes a 1-year warranty covering mechanical defects and parts replacement.

Professional OEM/ODM Service: Experienced manufacturer offering full OEM and ODM customization services with 2 R&D engineers.

Strict Quality Control: Undergoes rigorous quality inspection with linearity tolerance of 0.015mm.

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: ≤18h 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.