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Screw and Barrel for HDPE and LDPE Material
US$1,000.00-50,000.00
1 Set
Product profile
Customization
AvailableAfter-sales Service
YesWarranty
12 MonthsModel NO.
CustomizedType
Sheet ExtruderPlastic Processed
HDPE ,LDPEProduct Type
Extrusion Molding MachineFeeding Mode
One FeedAssembly Structure
Integral Type ExtruderScrew
Single-ScrewEngagement System
Full IntermeshingScrew Channel Structure
Deep ScrewExhaust
Don't ExhaustAutomation
AutomaticComputerized
ComputerizedSize
CustomizeMaterial
Nitriding SteelNitrided Layer Depth
0.5-0.8mmNitrided Hardness
HRC56-58Transport Package
Slushing Oil Coated& Film Wrapped in Wooden CaseSpecification
ISO 9001: 2008 approvedTrademark
ZHONGYANGOrigin
ChinaHS Code
84779000Production Capacity
1500 Sets / MonthKey features
Customizable Screw Size: Screw diameter ranges from D15 to D300 to fit specific production needs.
High Hardness Material: Nitrided hardness reaches HRC56-58 with a depth of 0.5-0.8mm for durability.
Versatile Screw Types: Available in general, pin, barrier, separation, and vented types for various plastics.
Premium Alloy Options: Constructed from 38CrMoAlA, 42CrMo, or bimetallic alloys like Tungsten carbide.
12 Months Warranty: Comprehensive 1-year warranty coverage for quality assurance and peace of mind.
Automatic Operation: Fully computerized and automatic assembly structure for efficient extrusion molding.
OEM/ODM Support: Full OEM and ODM services available with dedicated R&D engineers.
Deep Screw Design: Deep screw channel structure with full intermeshing engagement system.
Company profile

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedNearest Port: Ningbo PortAverage Response Time: >24h 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 materials are used for the screw?
A:
Base materials include 38CrMoAlA, 42CrMo, and 4Cr5MoSiV1. Bimetallic options like Fe-based, Ni-based, and Tungsten carbide are also available.
Q:Can the screw size be customized?
A:
Yes, the screw diameter can be customized from D15 to D300, and the L/D ratio ranges from 15 to 46.
Q:What is the warranty period?
A:
We provide a 12-month warranty for our screw and barrel products.
Q:What is the nitrided hardness of the screw?
A:
The nitrided hardness is HRC56-58, with a nitrided layer depth of 0.5-0.8mm.
Q:Which plastic materials can this extruder process?
A:
The screw is designed for processing HDPE and LDPE materials.
Send Inquiry
*To:
Zhejiang Zhongyang Screw Manufacturing Co., Ltd.
Zhejiang Zhongyang Screw Manufacturing Co., Ltd.*Content:
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