Tungsten Carbide Impact Head with High Impact Toughness Superior Wear Resistance and Long-lasting Durability for Mining and Construction
The Tungsten Carbide Transition Impact Head is a high-performance impact tool component engineered for extreme working conditions. Manufactured through a composite process using ultra-hard tungsten carbide material and a special alloy steel substrate, this product features a precisely welded or inlaid tungsten carbide alloy layer on the impact surface. This innovative design achieves an optimal balance between hardness and toughness, specifically developed for crushing, drilling, and mining operations in high-wear, high-impact environments. The unique transition layer structure effectively addresses industry challenges of traditional impact heads, such as premature wear and short service life, significantly improving operational efficiency while reducing equipment downtime.
- Superior Wear Resistance: Tungsten carbide working surface hardness exceeding HRA 90, providing 8-10 times the wear resistance of traditional tool steel
- High Impact Toughness: Gradient transition design ensures the substrate maintains high toughness, preventing overall brittle fracture
- Excellent Thermal Stability: Withstands high-temperature environments up to 800°C while retaining superior physical properties
- Strong Compatibility: Standardized interface design compatible with mainstream hydraulic breakers and impact equipment
- Cost-Effective: Significantly extended service life reduces comprehensive operating costs by over 40%
| Parameter Category | Technical Specifications | Testing Standard |
|---|---|---|
| Material Composition | Head: Tungsten Carbide Alloy (WC content ≥88%) Substrate: Special Alloy Steel (Cr-Mo-V series) Transition Layer: Gradient Metallurgical Bonding Layer |
GB/T 10417-2008 |
| Physical Properties | Tungsten Carbide Layer Hardness: HRA 90-92 Substrate Hardness: HRC 42-46 Flexural Strength: ≥2800 MPa Impact Toughness: ≥25 J/cm² |
GB/T 3849.1-2015 ASTM E23 |
| Dimensions & Specifications | Standard Diameter Range: φ80-φ180 mm Length Specifications: 200-450 mm Connection Interface: ISO/BK/MT Series Standards Weight Range: 8-45 kg |
ISO 10208-2017 |
| Operating Parameters | Suitable Equipment Impact Energy: 2000-12000 J Maximum Working Pressure: 160-180 bar Recommended Flow Rate: 90-220 L/min Suitable Rock Hardness: ≤200 MPa (Uniaxial Compressive Strength) |
ISO 15627-2015 |
| Performance & Service Life | Service Life in Hard Granite Conditions: ≥150 hours Wear Rate: ≤0.15 mm/hour (Hard Rock) Failure Mode: Uniform Wear, Not Brittle Fracture Repairability: Tungsten Carbide Layer Can Be Reconditioned |
Field Condition Test Data |
| Environmental Adaptability | Operating Temperature Range: -40°C to +450°C Corrosion Resistance: No corrosion in pH 5-10 environments Anti-adhesion Properties: Special surface treatment reduces material buildup |
GB/T 10125-2012 |
- Mining Operations: Hard rock crushing, secondary breaking, tunnel development
- Construction Engineering: Foundation demolition, rock excavation, tunnel construction
- Metallurgical Industry: Slag processing, cold material crushing
- Emergency Rescue: Concrete demolition, road emergency repair
- Specialized Fields: Extreme environments like frozen ground excavation, underwater operations
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