• Model NO.：ZYR236
• Type：Pipe Extruder
• Plastic Processed：PVC
• Screw：Single-Screw
• Automation：Automatic
• Computerized：Computerized
• Size：Customize
• Nitrided Layer Depth：0.5-0.8mm
• Nitrided Hardness：HRC56-58
• Chrome-Plating Layer Depth：0.025-0.085mm
• Transport Package：Slushing Oil Coated& Film Wrapped in Wooden Case
• Specification：ISO 9001: 2008 approved
• Trademark：ZHONGYANG
• Origin：China(Mainland) Zhejiang
• HS Code：84779000
• Production Capacity：3000 Sets, Year

screw and barrel for extrusion machinescrew and barrel for injection molding machinescrew and barrel for food machinescrew and barrel for rubber machineconical twin screw and barrelparallel twin screw and barrel bimetallic screw and barrel full-hard screw and other plastic machinery parts...


PP PE Flat film extrusion single screw barrel  

Specification:
Diameter of pin screw and barrel: Φ 75mm-Φ 200mm
Diameter of cold feed or hot feed screw and barrel: Φ 30mm-Φ 300 mm
L/D ratio: 12-18

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
Focus on quality and service
Experienced manufacturer, we will be the best choice.

Our Company:


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

Terms and Conditions: 
Means of transport: Ocean,Air,Express
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!PTA weldJ1 38CrMoAlA
Ni-base alloy45-58ExcellentSpecial excellent1.5~3mmUnder 10%J2 SKD61
Ni-base alloy45-58Special excellentExcellent1.5~3mmUnder 15%NitridingJ3 NitridedHV more than 800GoodGood0.25mm/