HRC 58-62 Hardness Twin Screw Extruder Screw Elements with Wear and Corrosion Resistance for WPC and PVC Processing via CNC Precision Machining

Product Overview

Our Twin Screw Extruder Screw Elements are engineered for high-performance plastic compounding applications, especially in demanding environments such as WPC (Wood Plastic Composite) and PVC processing.

With HRC 58–62 hardness, these screw elements offer exceptional wear resistance and corrosion resistance, ensuring long service life, stable output, and reduced downtime for your extrusion lines.

Designed for compatibility with leading twin screw extruder brands, we provide both standard and fully customized screw elements to match your exact process requirements.

Technical Specifications

Key Features & Benefits

1. Superior Wear Resistance (HRC 58–62)

• High hardness ensures long operational lifespan
• Ideal for abrasive materials like WPC, CaCO₃-filled plastics

2. Excellent Corrosion Resistance

• Suitable for PVC and chemical-sensitive formulations
• Prevents surface degradation and extends service life

3. Precision Machining for Perfect Fit

• Tight tolerances ensure seamless assembly
• Stable extrusion performance with reduced vibration

4. Flexible Configuration

• Available in conveying, kneading, mixing, and special elements
• Modular design for different compounding processes

5. Standard & Custom Solutions

• Compatible with major brands (Coperion, KraussMaffei, Leistritz, etc.)
• Custom sizes, materials, and designs available

Applications

Widely used in:

• WPC (Wood Plastic Composite) production
• PVC compounding and extrusion
• Masterbatch production (black/white/color)
• Engineering plastics (PA, PP, PE, ABS)
• Filler compounding (CaCO₃, talc, glass fiber)
• Biodegradable materials processing

Available Screw Element Types

• Conveying Elements
• Kneading Blocks
• Mixing Elements
• Reverse Elements
• Special Design Elements

Why Choose Us

✔ Rich Industry Experience

• Specialized in twin screw extruder spare parts
• Deep understanding of compounding processes

✔ High Precision Manufacturing

• Advanced CNC equipment
• Strict tolerance control

✔ Stable Quality & Long Life

• Premium raw materials
• Strict heat treatment process

✔ Fast Delivery & Stock Support

• Standard models in stock
• Quick turnaround for custom orders

✔ Global Supply Capability

• Exported to Europe, Middle East, Southeast Asia, South America

FAQ (Frequently Asked Questions)

Q1: What materials are your screw elements made of?

A: We use high-quality tool steel or alloy steel, with optional surface treatments like nitriding or coating.

Q2: Can you customize screw elements?

A: Yes, we support full customization based on drawings, samples, or processing requirements.

Q3: What brands are your products compatible with?

A: Compatible with major brands like Coperion, Leistritz, KraussMaffei, JSW, and more.

Q4: How do you ensure product quality?

A: Strict QC system including raw material inspection, machining control, and final inspection before shipment.

Q5: What is the typical delivery time?

A: Standard products: 7–10 days; customized orders: depending on complexity.

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