5inch DTH Hammer Without Foot Valve for Rock Drilling API 3 1/2 Reg
Price:
Negotiable
MOQ:
1
Delivery Time:
Negotiable
Brand:
Super Diamond
Product Description
5inch DTH Hammer Without Foot Valve for Rock Drilling / Blast Drilling Compatible with DTH Bit Ql50 / Cop54 Gold /Mp56/Mach50
Product Specifications
| Manufacturing Process | Forging |
| Material | Alloy Steel |
| Connection Thread | API 3 1/2" Reg |
| Hole Range | Dia 155 - 190 mm |
| Working Pressure | 1.0 - 2.5MPa |
| Compatible Bit Shank | Mission60 / Cm60A |
| Transport Package | Ply-Wooden Cases for Exporting |
| Specification | 2 inch to 12 inch |
| Trademark | Super Diamond |
| Origin | China |
| HS Code | 8207199000 |
Product Description
5inch High Air Pressure DTH Hammer Without Foot Valve compatible with bit shank QL50 / COP54 Gold / CQL50A
Key Advantages:
- Valve air distribution system for enhanced reliability
- Simple piston design ensures long service life
- Efficient energy transfer for faster drilling speeds
- Reduced air and oil consumption for cost efficiency
- Minimal internal parts with heat-treated components for durability
- Easy disassembly with multi-sted thread connections
Benefits of Foot Valve-Free Design:
- Eliminates concerns about foot valve breakage or distortion
- 15-30% higher drilling speed compared to foot valve models
- Simplified design with reliable, long-lasting components
- Approximately 10% lower oil consumption
- Reduced maintenance requirements and costs
Technical Specifications
| Hammers | Bit Shank | Connection Thread | Suitable bit | Working pressure | Air consumption |
|---|---|---|---|---|---|
| 1-3" Middle-low pressure DTH hammers | BR1 BR2 BR3 |
RD40 box RD50 box API 2 3/8" Reg |
¢64-¢76mm ¢70-¢90mm ¢90-¢110mm |
0.7-1.75Mpa 0.7-1.75Mpa 0.7-1.75Mpa |
0.7Mpa | 4.5m³/min 1.0Mpa | 4m³/min 1.4Mpa | 5m³/min |
| 3" hammers | DHD3.5 COP32/COP34 M30 |
API 2 3/8"Reg | ¢90-¢110mm | 1.0-1.5Mpa | 1.0Mpa | 4.5m³/min 1.5Mpa | 9m³/min |
| 4" hammers | DHD340 COP44 QL40 SD4 M40 |
API 2 3/8"Reg | ¢105-¢130mm | 1.0-2.5Mpa | 1.0Mpa | 6m³/min 1.8Mpa | 10m³/min 2.4Mpa | 15m³/min |
| 5" hammers | DHD350 COP54 QL50 SD5 M50 |
API 2 3/8"Reg/API 3 1/2"Reg | ¢130-¢156mm | 1.0-2.5Mpa | 1.0Mpa | 9m³/min 1.8Mpa | 15m³/min 2.4Mpa | 23m³/min |
| 6" hammers | DHD360 COP64 QL60 SD6 M60 |
API 3 1/2"Reg | ¢152-¢203mm | 1.0-2.5Mpa | 1.0Mpa | 10m³/min 1.8Mpa | 20m³/min 2.4Mpa | 28.5m³/min |
| 8" hammers | DHD380 COP84 QL80 SD8 |
API 4 1/2"Reg | ¢200-¢279mm | 1.0-2.5Mpa | 1.0Mpa | 15m³/min 1.8Mpa | 26m³/min 2.4Mpa | 34m³/min |
| 10" hammers | SD10 NUMA100 |
API 6 5/8"Reg | ¢254-¢330mm | 1.0-2.5Mpa | 1.0Mpa | 22m³/min 1.8Mpa | 40m³/min 2.4Mpa | 55m³/min |
| 12" hammers | DHD1120 SD12 NUMA120 NUMA125 |
API 6 5/8"Reg | ¢305-¢381mm | 1.0-2.5Mpa | 1.0Mpa | 30m³/min 1.8Mpa | 56m³/min 2.4Mpa | 78m³/min |
Production Showcase
Packaging & Shipping
Carton box with foam, then into the ply-wooden cases and/or pallet for protecting the products and avoiding damage during transportation. Customized packaging available.
Production Lead Time:
15-30 days standard production time.
Shipping Options:
Available by air, express, or sea according to customer requirements.
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Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
Changsha Chaojingang Machinery Manufacturing Co., Ltd.
Location
No. 8, Fengyu North Road, Yongan Town, Liuyang, Changsha
Contact Person
Jacky ( Sales Manager)