ISO Tungsten Carbide Inserts φ18×φ16×30mm for Shield Tunneling Boring Machine Heads - 30-40 Units per Assembly
ISO-certified tungsten carbide inserts designed specifically for shield tunneling boring machine heads. These industrial-grade carbide buttons provide exceptional wear resistance and impact resistance for demanding underground excavation applications.
| Standard Size | φ18 × φ16 × r5 × 30mm |
|---|---|
| Assembly Quantity | 30-40 units or more per machine head |
| Mounting Method | Bolted assembly |
| Replacement Access | Replaceable from soil backroom behind machine head |
| Material Properties | High impact resistance and superior wear resistance |
Specifically engineered for Tunnel Boring Machines (TBM) operating in hard rock formations. Ideal for:
- Subway and railway tunnel construction
- Highway and municipal tunnel projects
- Hydropower tunnel excavation
- Coal mining operations in mid-soft rock formations
- Drilling in extra hard rock and complex geological conditions
Multiple geometric configurations including polyconic, parabolic, and mushroom-shaped tungsten carbide buttons to suit various rock formations and excavation requirements.
- National high-tech enterprise certification
- Processing tolerance accuracy: ±0.002mm
- Wear-resistant, heat-resistant, and anti-corrosion properties
- Maximum size: Φ85 × 1200mm
- Minimum size: Φ0.045 × 14mm
Available in custom sizes and specifications based on your technical drawings for carbide buttons, inserts, tips, or roof bits. Tailored designs for specific geological conditions and equipment requirements.
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