Screw Barrel for Film Blowing Machine

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Model NO.	ZY155	Structure	Horizontal
Plastic Type	Thermoplastic	Computerized	Computerized
Automation	Automatic	Type	Injection Blow Molding
Transport Package	Slushing Oil Coated& Film Wrapped in Wooden Case	Specification	ISO 9001: 2008 approved
Trademark	ZHONGYANG	Origin	China
HS Code	84779000	Production Capacity	30000 Sets/ Year

Product Details

Product Description

Screw Barrel for Film Blowing Machine

The best single screw barrel for extruder in ZHONGYANG:

The main advantage of screw barrel:
A. Advanced Nitriding Technology
B. Anti-corrosion and Wear-resisting Duplex Metal Spraying Technoloy
C. We uses special alloy powders being sprayed and welded on the screw's ridge, and uses different alloy and welding methods for the screw of different functions.

Specification:
Screw diameter: Ø 20mm-Ø 220mm
Mould clamping force: 250T-3200T
Shot weight: 30G-30000G

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

Warranty and service: 1 year.
Focus on quality and service.
Experienced manufacturer, we will be the best choice.

Workshop Display:
Products Application:
1)General Plastics, PVC
2)Material compounds CACO3, glass fiber, recycle materials, stabilizer
3)ABS,TPR,TPU,PMMA,C-PVC,UPVC,RPVC,PET,EVA,PU etc
4)Scrap and waste plastic and PVC recycling
5)Modified engineering plastics

Production time: About 20-30 days after we receive the advanced payment

Production Process:
Receiving orders - Designing & Drawing confirmation - Blanking Thermal refining - Heat treatment - Rough Turning - Polishing - Drilling for barrel - Semi Finishing Machining - Bimetallic welding - Centrifugal casting for barrel - Polishing - Nitriding treatment(120 hours) or High frequency quenching - Hard-chrome plating - O.D. Grinding - Honing for barrel - Alignment - Polishing - Inspecting - Packing & Shipping

ZY SCREW's advantage:
First-class designing and researching team;
High quality and durable products of screw barrel;
Most professional sales who can serve for you timely;
Best customer service especially after-sale service;
Powerful company's strength support long-term cooperation.

Welcome to contact us, Camille will reply you timely!

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