What payment terms are accepted?

Accepted payment terms include T/T, D/P, PayPal, Western Union, and Small-amount payment.

How is the product packaged for shipping?

Products are packaged using strong plywood or wooden cases to ensure safety during transit.

Can you provide technical support without existing drawings?

Yes, our experienced technical team can travel to your factory to perform on-site measurements if you do not have drawings.

Twin Conical Feedscrew for WPC Extruder Machine

Name: Twin Conical Feedscrew for WPC Extruder Machine
Brand: E.J.S. Industry Co., Ltd.
SKU: 944432015

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

US$299.00-1,299.00

1 Piece

Sample price:US$1099.00/piece.Request sample

Product profile

Customization

Available

Standard

DIN, ASTM, GOST, GB, JIS, ANSI, ISO

Technics

Milling-Drilling-Grinding-Polishing

Model NO.

45/90

Material

Tool Steel, Structural & Engineering Steel etc.

Base Material

1.8509, 1.8550, 1.8519, 4140, 5140, 45

Surface Treatment

Bimetallic, Nitriding, Through-Hardened, Chrome-Pl

Hardness for Nitriding

>Hv900

Hardness for Bimetallic

HRC50~70 Depending on Different Alloys

Thickness of Nitriding Layer

0.4~0.7mm

Thickness of Bimetallic

1.5~3.0mm Depending on Different Alloy Coating

Alloy Type

Ni60, Colmonoy 56, Colmonoy 83, Tungsten Alloy

Application

Extrusion Machines

Transport Package

Export Packaging

Specification

Screw Diameter from 30/70mm to 188/330mm

Trademark

EJS or Customized

Origin

China

HS Code

847790

Production Capacity

30000PCS/Year

Key features

Customizable Base Materials: Options include 1.8509, 1.8550, 1.8519, 4140, 5140, 45, and others upon request.

Advanced Surface Treatments: Available treatments: Bimetallic, Nitriding, Through-Hardened, Chrome-Plated.

High Hardness Standards: Nitriding hardness >Hv900; Bimetallic hardness HRC50~70 depending on alloy.

Wide Alloy Selection: Alloy types: Ni60, Colmonoy 56, Colmonoy 83, Tungsten Alloy for specific needs.

Customizable Dimensions: Workable length ranges from 700mm to 3000mm per piece, customizable as needed.

Strict Quality Control: Inspects every procedure to ensure precise dimensions based on international standards.

Competitive Manufacturing: Made in China with structured production, offering high quality at competitive prices.

Professional Technical Support: Experienced engineers provide on-site measurement and solutions without drawings.

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: ≤2.88hTerms 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 Twin Conical Feedscrew?

Common materials include 42CrMo (4140), 38CrMoAlA (1.8509), 31CrMoV9 (1.8519), 34CrAlNi7 (1.8550), 40Cr, 45 Steel, SS304, SS416, SKD11, and SKD61. Other materials are possible upon request.

Q:What surface treatment options are provided?

Surface treatments include quenching & tempering, nitriding, hard chrome-plated, bimetallic alloy coating, and through hardened processes.

Q:What is the hardness range for bimetallic coatings?

The hardness for bimetallic coatings ranges from HRC50 to 70, depending on the different alloys used.

Q:What are the available alloy types for bimetallic screws?

Available alloy types include Ni60, Colmonoy 56, Colmonoy 83, and Tungsten Alloy, each with specific components for anti-wearing and anti-corrosion.

Q:What is the typical lead time for production?

The average lead time is one month during the off-season and 1-3 months during the peak season.