• Model NO.：Dia15-300mm
• Screw：Single-Screw
• Engagement System：Full Intermeshing
• Screw Channel Structure：Deep Screw
• Exhaust：Don′t Exhaust
• Automation：Automatic
• Computerized：Computerized
• Screw Barrel：Single Screw Barrel for PP,PE,Pet Extrsion Machine
• 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
• Transport Package：Wooden Cases
• Specification：ISO9001: 2008
• Trademark：Zhongyang
• Origin：Zhejiang of China
• HS Code：84779000
• Production Capacity：200 Sets,Month

Basic Info.

Model NO. Dia15-300mm Screw Single-Screw Engagement System Full Intermeshing Screw Channel Structure Deep Screw Exhaust Don′t Exhaust Automation Automatic Computerized Computerized Screw Barrel Single Screw Barrel for PP/PE/Pet Extrsion Machine 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 Transport Package Wooden Cases Specification ISO9001: 2008 Trademark Zhongyang Origin Zhejiang of China HS Code 84779000 Production Capacity 200 Sets/Month

Product Description

Single screw barrel for PP/PE/PET extrsion machine

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.

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

Bimetalic 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

We could manufacture various kinds of screws and barrels according to the customer's requirement.

About ZY:
1. Rich strength----We have our own professional teams in the sales, design, production, inspection and customer service areas. We concentrate to bring customers the most perfect customer experiences.
2. High-quality products----We adopt a series of advanced production and processing equipments such as CNC machines, Stellite PTA welding machines to ensure the quality of our products.
3. Large international market----We do foreign trade more than 5 years, we have a set of mature foreign trade system, our customers are all over the world. We will continue to expand our international market.
4. Location advantage----We are located in China's screw town----Jintang town, Zhoushan city, near to Ningbo Port and Shanghai Port.
5. Serious and responsible attitude----Over the years, we always maintain a serious, professional and responsible attitude, make our best efforts to meet customers' demands.

Welcome to contact us~!