Do you provide quality inspection before shipping?

Yes, we use first-class steel and check every production procedure. A final complete inspection is executed before dispatch.

What is the packaging method for the products?

We use strong plywood or wooden cases to ensure the safety of all products during transit.

What is your lead time for orders?

Peak season lead time is 1-3 months, while off-season lead time is one month.

Blow Molding Machine Screw Barrel in Bimetallic Treatment or Nitriding

Name: Blow Molding Machine Screw Barrel in Bimetallic Treatment or Nitriding
Brand: E.J.S. Industry Co., Ltd.
SKU: 2149249295

Zhejiang, ChinaE.J.S. Industry Co., Ltd.

US$149.14-579.98

1 Piece

Sample price:US$29.00/piece.Request sample

Product profile

Customization

Available

Type

Injection Blow Molding Machine

Raw Material

HDPE

Model NO.

Making Method of Parison

Extrusion-Blow Molding

Automation

Automatic

Computerized

Certification

CE, ISO9001:2008

Base Steel

Steel 45, SS304, ANSI4140, ANSI5140, 1.85**

Surface Treatment

Nitration, Heat-Treated, Chrome-Plated

Size Available

Diameter From 10mm Till 500mm

Industry Covered

PVC - Building, Civils and Sheet;Wire and Cable

Industry Covered More

Flexible and Rigid Pipe Profile and Tube

Areas Used

Rubber Profile, Hose, Tyre and Preform

Area Used

Plastics Compounding Single and Twin Screw

Area Used More

Blown Film

Recycling Area

Reprocessing and Recycle Plastics

Agricultural Area

Food and Agricultural

Chemical Area

Chemical and Pharmaceutical

Transport Package

Export Packaging

Specification

Screw Diameter from 14mm to 500mm

Trademark

EJS or Customized

Origin

China

HS Code

847790

Production Capacity

30000PCS/Year

Key features

Wide Material Selection: Includes 42CrMo, 38CrMoAlA, SS304, SS416, SKD11, and more with custom options available.

Advanced Surface Treatments: Offers nitriding, hard chrome-plating, bimetallic alloy coating, and through hardening.

Multiple Bimetallic Alloys: Four distinct alloy types (EJS01-EJS04) with varying wear and corrosion resistance levels.

Customizable Dimensions: Diameter ranges from 10mm to 500mm with workable lengths up to 3000mm per piece.

Precision Quality Control: Uses first-class steel with strict inspection at every production procedure before dispatch.

Versatile Application Scope: Suitable for PVC, wire/cable, flexible/rigid pipes, rubber profiles, and plastic recycling.

Comprehensive Service Support: Provides one-stop service including pre-sales, production updates, and after-sales support.

Global Export Experience: Over 30 years of manufacturing experience with a strong presence in Europe and South America.

Company profile

E.J.S. Industry Co., Ltd.

Zhejiang, China

Business Type: Manufacturer/Factory, Trading Company, Group CorporationExport Year: 2006-10-04Nearest Port: Ningbo, ShanghaiAverage Response Time: ≤11.24hTerms of Payment: T/T, D/P, PayPal, etc.International Commercial Terms(Incoterms): FOB, CFR, CIF, FAS, DDP, DAP, CIP, FCA, EXW

AI-Powered supplier vetting

SummaryE.J.S. Industry Co., Ltd. is a China-based limited company in Zhejiang, with trading, manufacturing/factory, and group-corporation classifications. Its primary products are screw barrels and related extrusion, injection-molding, and rubber-processing components. The supplier reports ISO 9000 and ISO 9001 management-system certifications, more than 10 production lines, 6–10 quality-control staff, and 6–10 years of total R&D-engineer experience. It exports through agents and its own import-export rights, serving multiple regions. The supplier also describes a large production area, over 400 workers, more than 300 pieces of equipment, and customized services. However, the provided information does not establish current after-sales service capability, innovation outputs, financial credibility, or documented customer cases. The SGS audit record is time-limited and shows an evaluation result of 0, but the meaning of that result is not defined in the provided data.

Supplier typeThe supplier is identified as a trading company in the company basic information, while another record classifies it as a Trading Company, Manufacturer/Factory, and Group Corporation. Its products and manufacturing-machinery trade engagement are specifically related to screw barrels and associated components. This supports classifying it as a trading and manufacturing-oriented supplier, although the records are not fully consistent regarding the principal entity type.

CertificationsThe supplier reports ISO 9000 and ISO 9001 management-system certifications. An SGS audit record is also provided, with a stated report period from August 5, 2024 to August 4, 2025; however, the audit result is recorded as 0 and its interpretation is not explained. The certifications provide explicit positive evidence, but current validity beyond the stated audit period is not established.

Production capacityThe supplier reports more than 10 production lines, 6–10 quality-control staff, a factory in Zhoushan, and primary export markets across several regions. Its company description additionally states a production area of up to 40,000 square meters, more than 400 full-time workers, and over 300 domestic and imported equipment units. These stated facilities, workforce, equipment, and production-line indicators provide explicit evidence of substantial production capability.

Customization capabilityThe product range includes multiple screw-barrel configurations, including twin-screw, extrusion, injection-molding, rubber, bimetallic, and single-screw products, as well as screw elements and feed-housing barrels. The supplier also explicitly advertises customized VIP services. This directly supports an ability to provide customized product solutions, although the scope and technical limits of customization are not specified.

Product Q&A

Q:What base materials are available for the screw barrel?

Common materials include 42CrMo, 38CrMoAlA, 31CrMoV9, 34CrAlNi7, 40Cr, 45Steel, SS304, SS416, SKD11, and SKD61. Other materials are available upon request.

Q:What surface treatment options do you offer?

We provide quenching & tempering, nitriding, hard chrome-plating, bimetallic alloy coating, and through hardening treatments.

Q:What is the range of diameters and lengths available?

Diameters range from 10mm to 500mm, and workable lengths can go up to 3000mm per piece or any length needed for specific applications.

Q:How many bimetallic alloy types are available?

There are four main alloy types (EJS01 to EJS04) with different compositions and performance characteristics for wear and corrosion resistance.

Q:What industries can this screw barrel be used in?

It is suitable for PVC building materials, wire and cable, flexible and rigid pipes, rubber profiles, hose, tyre, preform, and plastic recycling.