Single Screw and Barrel for Film Extruder

• Screw Barrel: Single Screw and Barrel for Film 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
• Model NO.: Dia15-300mm
• Transport Package: Wooden Cases
• Specification: ISO9001: 2008
• Trademark: Zhongyang
• Origin: Zhejiang of China
• HS Code: 84779000
• Production Capacity: 200 Sets/Month

Product Description

Detailed Photos

 

Company Profile

 

Zhejiang Zhongyang Screw Manufacturing Co., Ltd is a professional and dedicated designer , manufacturer , rebuilder and supplier of screws,barrels and assembly parts for plastic and rubber machines since its inception in 2006. With 17 years persistent efforts and developments , we have grown steadily to its scale today of 50,000 square meter factory area and 200+ workers , standing a leading position of screw and barrel manufacturing in Zhoushan , China. Our products and services have been widely used in various plastic extrusion , injection molding and film blowing applications in over 43 countries.And we have built up stragetic partnership with some industrial leaders like Jwell and Haitian. Stick to our business philosophy of "quality oriented and service foremost", Zhongyang kept improving to offer excellent products and services to all our customers. We believe that we can be your most reliable cooperative partner ! Welcome to experience our first class products and services !

Product Description

 

Single Screw and Barrel for Film Extruder

Specification:
Screw Diameter: Φ 15- Φ 300
L/D ratio: 15-46

Product classification:
Aiming at different plastic products the screw can be chosen from: General type, pin type, barrier type, separation type, and gas-exhausting type, etc.

Technical Information

Base Materials:
1). 38CrMoAlA(JIS SACM645).
2). 42CrMo(AISI 4140).
3). 4Cr5MoSi V1 (JIS SKD-61).
4). 9Cr18MOV
5). HPT

Bimetallic alloy materials:
1). Fe-based alloy
2). Ni-based alloy/Deloro alloy
3). Co-based alloy
4). NiCo-based alloy
5). Tungsten carbide/Wolfram carbide

Technics:
Heat treatment
High-frequency quenching
Nitriding treatment
Hard-chrome electroplating
Bimetallic alloy welding
Bimetallic alloy centrifugal casting

Product Parameters

 

Technical parameter:
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
Hard-chrome plating hardness after nitriding: >=950HV
Chrome-plating layer depth: 0.025-0.085mm
Bimetallic layer depth: 3mm

Warranty and service: 1 year





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