film blowing machine screw and barrel

film blowing machine screw and barrel
Origin:Made In China
Category:Industrial Supplies / Rubber & Plastics Machine
Label:extruder screw , hdpe ldpe , vented screw
Price: US $800 / pc
Min. Order:1 pc
Inquire Now

Product Description


Screw Diameter:D15-D300

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 vented type etc.

Base  Materials:

1.38CrMoAIA(JIS SACM645)

2.42 CrMo (AISI 4140)

3.4Cr5MoSiV1(JIS SKD-61)




Bimetallicalloy materials:

1.Fe-based alloy

2.Ni-based alloy/Deloro alloy

3.Co-based alloy

4.NiCo-based alloy

5.Tungsten carbide/Wolfram carbide



Heat treatment

High-frequency quenching

Nitriding treatment

Hard-chrome electroplating

Bimetallic alloy  welding

Bimetallic alloy centrifugal casting


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

Payment Terms:TT/ LC
film blowing machine screw and barrel 1film blowing machine screw and barrel 2film blowing machine screw and barrel 3

Member Information

Zhejiang Zhongyang Screw Manufacturing Co.,Ltd.
Country/Region:Zhe Jiang - China
Business Nature:Manufacturer
Contact:ziv liu (seller)
Last Online:26 Apr, 2013