Drill bit DTH type

Description

1. Product Overview

This Down-The-Hole (DTH) drill bit is a high-performance percussion drilling tool engineered for severe-duty applications in mining, quarrying, water well drilling, and civil construction. Its primary industrial use is delivering fast, precise, and durable hole drilling in hard rock formations using DTH hammer systems. The key value proposition lies in its superior penetration rate, extended bit life, and reduced downtime per meter drilled—translating into measurable cost savings per meter for drilling contractors. Strategically, this product is critical for operations where drilling efficiency directly impacts project economics, making it a core sourcing decision for large-scale industrial drilling fleets.

2. Key Specifications & Technical Characteristics

• Material Components: High-quality carbon steel body with premium tungsten carbide buttons (grade KC630/KC605)

• Grade/Quality: Forged steel body; carbide buttons heat-treated for maximum impact resistance

• Physical Characteristics:

  • Form: Circular button-pattern bit with integral shank

  • Colors: Black oxide or natural steel finish with carbide buttons (gray)

  • Particle/Button Size: 13–17 mm tungsten carbide buttons (configured in optimal pattern)

  • Density: ~7.8 g/cm³ (steel body)

• Packaging Options: Wooden crate or steel pallet with moisture-proof wrapping; customizable for export

• Shelf Life: Indefinite when stored dry; no degradation under proper storage conditions

3. Core Industrial Applications

• Primary Industries:

  • Energy & Mining (open-pit and underground)

  • Water Well Drilling

  • Quarry & Aggregate Production

  • Tunneling and Civil Engineering

• Specific Operational Use Cases:

  • Blast hole drilling in hard rock (compressive strength >150 MPa)

  • Production drilling for water wells up to 6 inches diameter

  • Quarry bench drilling for stone extraction

• Performance Advantages:

  • 20–30% higher penetration rate compared to standard DTH bits

  • 40% longer button life due to optimized carbide grade and button geometry

  • Reduced rel drilling frequency lowers operational cost per meter by 15–25%

4. Competitive Advantages

This product positions as a strategic sourcing decision for firms seeking to reduce total cost of ownership while maintaining drilling productivity.

5. Commercial & Supply Information

• Minimum Order Quantity (MOQ): BULK 20MT

• Loading Capacity: 20MT per 40′ High Cube container (approximately 1,200–1,500 bits depending on size)

• Lead Time: 15–20 days after order confirmation

• Payment Terms: T/T 30% deposit, 70% before shipment; L/C at sight accepted for orders >50MT