• Model NO.：ZYSCREW bimetallic
• Assembly Structure：Separate Type Extruder
• Screw：Twin-Screw
• Engagement System：Full Intermeshing
• Screw Channel Structure：Deep Screw
• Exhaust：Don′t Exhaust
• Automation：Automatic
• Computerized：Computerized
• Size：Customize
• Transport Package：Slushing Oil Coated& Film Wrapped in Wooden Case
• Specification：ISO9001: 2008
• Trademark：ZHONGYANG
• Origin：Zhoushan, China
• HS Code：84779000
• Production Capacity：1500sets,Month

Basic Info.

Model NO. ZYSCREW bimetallic Assembly Structure Separate Type Extruder Screw Twin-Screw Engagement System Full Intermeshing Screw Channel Structure Deep Screw Exhaust Don′t Exhaust Automation Automatic Computerized Computerized Size Customize Transport Package Slushing Oil Coated& Film Wrapped in Wooden Case Specification ISO9001: 2008 Trademark ZHONGYANG Origin Zhoushan, China HS Code 84779000 Production Capacity 1500sets/Month

Product Description

Parallel Twin Screw Barrel for PVC Pelletizer pelletizing screw barrel, PVC extrusion screw barrel, plastic machinery screw barrel

Specification:
Diameter: Φ 45mm-Φ 200mm
L/D ratio: 16-35
The compression ratio of screws can be designed according to different products and ingredients

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

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

Our advantages:
1)Excellent raw materials
2)Good customer service
3)Rapid delivery
4)Reasonable price
5)Production quickly

Experienced manufacture, we will be the best choice.

Model	Motor power(kw)	screw diameter(mm)	L/D	screw rotation speed(rpm)	PVC output(kg/h)
ZS75	45	75	26-36	45	220-350
ZS90	55	90	26-36	45	280-460
ZS110	75	110	26-36	45	350-650
ZS120	110	120	26-36	45	500-800
ZS130	132	130	26-36	45	680-1000

Raw Material and Product Processing:

Raw material	The finished product processing requirements
38CrmoAla, SACM645	Nitriding treatment
Cr12MoV, Cr12	Alloy steel
38CrmoAlA,SACM645,40Cr,AISI4140,42CrMo	Bimetallic of the inner hole centrifugal casting
GH113,GH132/GH2132/A-286,GH145/InconelX-750	High temperature alloy;300-1400degree