DTH Hammer
Product Description
It delivers powerful, efficient drilling by combining rotation and impact, making it ideal for mining, construction, and water well drilling.
Description
It delivers powerful, efficient drilling by combining rotation and impact, making it ideal for mining, construction, and water well drilling.
Benefits
- Direct energy transfer: The piston strikes the bit directly, meaning no energy is lost along a long
surface drill string. - Fast penetration: High-frequency impacts crush hard rock and bedrock rapidly.
4” QL40 – HEAVY DUTY HAMMER
Technical Data
| Length(Less bit) | Weight(Less bit) | External Diameter | Bit Shank | Hole Range | Connection Thread | ||||
|---|---|---|---|---|---|---|---|---|---|
| 985 mm | 39.3kg | Φ99mm | QL40 | Φ105-Φ130mm | API 2 3/8”REG | ||||
| Working Air Pressure |
Impact rate at 1.7Mpa |
Recommended rotation speed | Air Consumption | ||||||
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| 14-39Bar | 35HZ | 30-70rpm |
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5” QL50 – HEAVY DUTY HAMMER
Technical Data
| Length(Less bit) | Weight(Less bit) | External Diameter | Bit Shank | Hole Range | Connection Thread |
|---|---|---|---|---|---|
| 1040mm | 65kg | Φ126.5mm | QL50 | Φ135-Φ152mm | API 3 1/2 ”REG |
| Working Air Pressure |
Impact rate at 1.7Mpa |
Recommended rotation speed | Air Consumption | ||
| 300-350(PSI) | |||||
| 10-25Bar | 32HZ | 25-50rpm | 600-800(CFM) | ||
6” QL60 – HEAVY DUTY HAMMER
Technical Data
| Length(Less bit) | Weight(Less bit) | External Diameter | Bit Shank | Hole Range | Connection Thread |
|---|---|---|---|---|---|
| 1030mm | 87kg | Φ148 mm | QL60 | Φ165-Φ203mm | API 3 1/2 ”REG |
| Working Air Pressure |
Impact rate at 1.7Mpa |
Recommended rotation speed | Air Consumption | ||
| 300-350(PSI) | |||||
| 10-25Bar | 30HZ | 25-50rpm | 600-900(CFM) | ||
8” QL80 HEAVY DUTY HAMMER
Technical Data
| Length(Less bit) | Weight(Less bit) | External Diameter | Bit Shank | Hole Range | Connection Thread | ||||
|---|---|---|---|---|---|---|---|---|---|
| 1307mm | 189.2kg | Φ185 mm | QL80 | Φ195-Φ305mm | API 3 1/2 ”REG | ||||
| Working Air Pressure |
Impact rate at 1.7Mpa |
Recommended rotation speed | Air Consumption | ||||||
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| 14-30Bar | 25HZ | 20-45rpm |
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Mammoth DTH Hammers & Bits
Product Details
Benefits:
• The combination of rotary motion and hammering action accelerates drilling speed.
• The DTH hammer helps absorb much of the vibration, leading to less wear on the equipment compared to traditional rotary methods.
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