What payment terms are accepted?

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

What screw types are available?

We offer general type, pin type, barrier type, separation type, and gas-exhausting type screws for different plastic products.

Nitrided Single Screw Barrel for Extruder/Extrusion Machine Single Screw Barrel

Name: Nitrided Single Screw Barrel for Extruder/Extrusion Machine Single Screw Barrel
Brand: Zhejiang Zhongyang Screw Manufacturing Co., Ltd.
SKU: 697682095

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

Screw Barrel

Nitrided Single Screw Barrel for Extruder

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

200 Sets/Month

Key features

Nitrided Surface Hardness: Nitrided hardness reaches 900-1000HV with a layer depth of 0.5-0.8mm for enhanced durability.

Customizable Screw Barrel: Customized screw barrel options available to meet specific extrusion requirements.

Multiple Material Options: Available in 38CrMoAlA, 42CrMo, and various bimetallic alloys like Fe-based and Ni-based.

Various Screw Types: Choose from general, pin, barrier, separation, and gas-exhausting types for different plastics.

High Precision Linearity: Screw linearity is controlled within 0.015mm to ensure high-quality extrusion performance.

Professional OEM/ODM: Supports OEM and ODM services with professional teams in sales, design, and production.

1-Year Warranty: Comprehensive 1-year warranty coverage for peace of mind and reliable after-sales support.

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.

Product Q&A

Q:What are the available screw barrel materials?

Base materials include 38CrMoAlA, 42CrMo, 4Cr5MoSiV1, 9Cr18MOV, and HPT. Bimetallic options include Fe-based, Ni-based, Co-based, NiCo-based alloys, and Tungsten carbide.

Q:What is the nitriding specification?

The nitrided layer depth is 0.5-0.8mm, hardness is 900-1000HV, brittleness is less than grade 1, and surface roughness is Ra0.4.

Q:Can the screw barrel be customized?

Yes, customized screw barrels are available. You can specify the type, material, and dimensions to suit your specific extrusion needs.

Q:What is the warranty period?

We provide a 1-year warranty for our nitrided single screw barrels.

Q:What is the lead time for orders?

The average lead time is one month, regardless of peak or off-peak seasons.