What types of plastics can this extruder handle?

It handles general plastics, ABS, PA, PC, PE, PET, PS, PU, PVC, U-PVC, PA+GF, flame-resistant reinforced plastics, and mixed recycled materials.

What are the hardness specifications for the treated surfaces?

Nitrided hardness is HV850-1020 (HRC57-65), and bimetallic layer hardness is HRC 57-72.

What payment terms are accepted?

We accept LC (Letter of Credit) and T/T (Telegraphic Transfer) payments.

CE Standard Screw and Barrel for Plastic Extruder Machine

Name: CE Standard Screw and Barrel for Plastic Extruder Machine
Brand: Nanjing Kairong Machinery Tech. Co., Ltd.
SKU: 1917486485

Jiangsu, ChinaNanjing Kairong Machinery Tech. Co., Ltd.

US$2,000.00

1 Set

Product profile

Customization

Available

Technics

Casting

Feature

Wear Resistant

Material

Stainless Steel

Application

for Extruder

Transport Package

Wooden Cases

Specification

as require

Trademark

Origin

Jiangsu

Production Capacity

3000 Sets Per Year

Key features

Bimetallic Construction: Centrifugal casting and plasma alloy coating for superior wear resistance and durability.

Wide Material Compatibility: Suitable for General plastics, ABS, PA, PC, PE, PET, PS, PU, PVC, and glass fiber reinforced materials.

High Precision Manufacturing: Screw straightness of 0.015mm and surface roughness Ra0.4um ensure high accuracy.

Self-Cleaning Design: Computer-aided kneading type screws with narrow clearance prevent residue accumulation.

Customizable Configurations: Modular design allows optimization of L/D ratio, barrel structure, and screw array based on process needs.

Advanced Surface Treatment: Options include nitriding (HV850-1020), hard chrome plating, and bimetallic alloy layers.

Efficient Heating and Cooling: Fast intensive heating with electrical heaters and internal bore water cooling system.

Competitive Pricing: Screw elements at 1.3 USD per mm; TSE-75 barrel at 650 USD per piece.

Company profile

Nanjing Kairong Machinery Tech. Co., Ltd.

Jiangsu, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2015-09-01 CertifiedNearest Port: Shanghai PortAverage Response Time: ≤3.18h CertifiedTerms of Payment: LC, T/T

AI-Powered supplier vetting

SummaryNanjing Kairong Machinery Tech. Co., Ltd. is identified as a China-based limited company and trade company engaged in manufacturing and processing machinery, particularly extruders and plastic recycling equipment. The supplier reports 200 twin screw extruders of annual output, five production lines, and 6–10 quality-control staff. It describes design, manufacturing, commissioning, packing, and after-sales capabilities, and states that it provides whole-plant and turnkey solutions. Export activity began in 2015, with 41%–50% of sales reportedly from exports, and customer locations are listed across several countries. However, the evidence does not establish any certifications, provides only limited direct customer-case detail, and indicates just one total R&D engineer. The supplier’s legal identity, operating location, product scope, and production information are documented, but several capability areas remain only partially evidenced.

Supplier typeThe supplier is identified as Nanjing Kairong Machinery Tech. Co., Ltd., a China-based limited company with a combined business entity type. It is described as a trade company, while its commercial engagement is manufacturing and processing machinery, indicating a mixed trading and machinery-supply profile.

After-Sales capabilityThe supplier explicitly states that it provides after-sales service and has aftersales staff, while also describing service as a quality objective. These statements support the existence of an after-sales function, although no staffing detail, response standard, or service performance evidence is provided.

Production capacityThe supplier reports annual production of 200 twin screw extruder sets, operates five production lines, and has 6–10 quality-control staff. A stated factory location and manufacturing plant area further support production activity, although the reported workforce size is small and capacity details are limited to the listed product output.

Customization capabilityThe supplier states that it develops new designs and offers solutions designed to meet different customer requirements, including whole-plant and turnkey solutions. This directly supports customization and project-solution capability, though no specific customized project examples or technical scope are supplied.

Product Q&A

Q:What materials are used for the screw and barrel?

Screw materials include W6Mo5Cr4V2, 38CrMoAlA, and SKD11. Barrel materials include Fe-based, Ni-based, Co-based alloys, and Tungsten carbide.

Q:Can the screw and barrel be customized?

Yes, the modular design allows customization of L/D ratio, barrel structure, screw array, venting, and feeding methods to meet specific process requirements.

Q:What is the production lead time?

The production time is 20-25 days after receiving the order.

Q:What surface treatments are available?

Available treatments include heat treatment, high frequency treatment, nitriding, hard chrome plating, and nickel alloy plating.

Q:How is the product packaged for export?

Products are packed in wooden cases or treated with anti-rust oil and covered with stretch film to prevent moisture damage.