Changsha Sollroc Engineering Equipments Co., Ltd
FOCUS IN MANUFACTURING OF HIGH QUALITY DTH AND RC DRILLING TOOLS.
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High Penetration HN100 Big Size 12 Inch DTH Bits For Rock Breaking
Products Description:
SOLLROC offers DTH hammers with long service life and high penetration rates, in diameters ranging from 2 to 18 inches and their spare parts.
Application: Surface Drilling Equipment Consumables
Test Deepth of DTH Drilling HAMMER
| Rock formation | Drilling meters |
| Granite | 16400 ft above |
| Abrasive granite | 9800 ft above |
| Sandstone | 26300 ft above |
Test Deepth of DTH Drilling Bits
| Rock formation | Drilling meters |
| Hard and abrasive granite | 320ft above |
| Middle hard rock | 1000ft – 1600 ft |
| Middle hard granite | 2300 ft – 3280 ft |
| Sandstone | 650 ft – 1000 ft |
12 inch Drill bits ,HN120 DTH bit
| 12" shank Bit | Bit Dia(mm) | Bit Dia(inch) | Air Hose | Gauge buttons | Front buttons | Part No |
|
| 305 | 12" | 3 | 15×φ19 | 27×φ18+9×φ16 | HD12-305 |
| 311 | 12 1/4" | 3 | 15×φ19 | 27×φ18+9×φ16 | HD12-311 | |
| 330 | 13" | 3 | 15×φ19+12×φ19 | 27×φ18+16×φ16 | HD12-330 | |
| 350 | 13 3/4" | 3 | 15×φ19+12×φ19 | 28×φ18+20×φ16 | HD12-350 | |
| 356 | 14" | 4 | 16×φ19+16×φ19 | 28×φ18+20×φ16 | HD12-356 | |
| 381 | 15" | 4 | 16×φ19+12×φ19 | 42×φ18 | HD12-381 |
Products photos:
Quality warranty:
Our products are made of high quality steel and all spares are inspected strictly before shipping. We have quickly responses for your complaint and suggestion.
Package:
Using ply-wooden cases and pallet for exporting to protect products and avoid the damagement during transportation. Also we can customize package according to your special requests.
Production time:
Generally, Production time is 15 -25 days.
Transportation:
By air, By Express or By sea according to your requests.