Screw Cylinder for Plastic Machines with Additive Glass Fiber
**Model No.:** Dia 20-220mm
**Plastic Processed:** Glass Fiber
**Assembly Structure:** Integral Type Extruder
**Screw Barrel:** Designed for use in plastic machines with additive materials
**Nitrided Hardness:** 900-1000HV
**Surface Roughness:** Ra0.4
**Trademark:** Zhongyang
**Origin:** China (Mainland)
**Type:** Profile Extruder
**Feeding Mode:** Single Feed
**Screw:** Single-Screw Design
**Nitrided Layer Depth:** 0.5-0.8mm
**Nitrided Brittleness:** Less than Grade 1
**Linearity of Screw:** 0.015mm
**Specification:** ISO 9001:2008
**HS Code:** 84779000
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**Product Overview:**
Our screw cylinder is specifically designed for use in plastic machines that process glass fiber and other composite materials. It ensures high performance, durability, and precision in extrusion processes. The integral structure enhances stability and efficiency, making it ideal for industrial applications.
**Key Specifications:**
- **Screw Diameter:** Φ 20mm to Φ 220mm
- **Mold Clamping Force:** 250T to 3200T
- **Shot Weight:** 30g to 30,000g
**Base Materials Used:**
1. 38CrMoAlA (JIS SACM645)
2. 42CrMo (AISI 4140)
3. 4Cr5MoSiV1 (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
**Manufacturing Techniques:**
- Heat treatment
- High-frequency quenching
- Nitriding treatment
- Hard-chrome electroplating
- Bimetallic alloy welding
- Bimetallic alloy centrifugal casting
**Technical Parameters:**
- 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 & Service:**
1-year warranty on all products. We offer reliable support and fast response to ensure your satisfaction.
**Why Choose Us?**
1. Excellent raw materials for superior quality
2. Professional customer service with quick communication
3. Fast delivery and efficient production
4. Competitive pricing without compromising on quality
5. Experienced manufacturer with years of industry expertise
We are a professional manufacturer with extensive experience in producing high-quality screw cylinders for plastic and extrusion machinery. With our advanced technology and commitment to excellence, we are your best choice for long-term partnerships. Let us help you achieve better performance and productivity in your operations.
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