- Model NO.: Injection screw barrel
- Structure: Vertical and Horizontal Composite
- Automation: Automatic
- Screw Barrel: Single Screw Barrel for PVC Injection
- Nitrided Hardness: 900-1000hv
- Surface Roughness: Ra0.4
- Trademark: Zhongyang
- Origin: China(Mainland)
- Type: Injection Blow Molding
- Plastic Type: Thermoplastic
- Computerized: Computerized
- Nitrided Layer Depth: 0.5-0.8mm
- Nitrided Brittleness: Less Than Grade 1
- Linearity of Screw: 0.015mm
- Specification: ISO9001: 2008
- HS Code: 84779000
Specification:
Screw diameter: Φ 20mm-Φ 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
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
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~!
Coil Nail Welding Machine,Coil Nail Welder,Automatic Coil Nail Welding Machine,Automatic Coil Nail Welder
Dovin limited , https://www.dovinmachine.com