High Air Pressure ND55 DTH Hammer with DHD350R Shank and 1214mm Length for Rock Drilling
Price:
$3-$300
MOQ:
1 Piece
Delivery Time:
10-15 days
Brand:
MTH
Product Description
High Air Pressure ND55 DTH Hammer DHD350R Shank 1214mm Length
Description Of ND55 DTH Hammer
A down-the-hole drill, usually called DTH by most professionals. Sometimes it is also called "RAB" in some markets, "RAB" is short for "Rotary Air Blasting".
Specification Of ND55 DTH Hammer
| Model | ND55 DTH Hammer |
|---|---|
| Length (Without Bit) | 1214mm |
| Weight (Without Bit) | 76.50 kg |
| External Diameter | 125mm |
| Bit Shank | DHD350R/COP54 |
| Hole Range | 135-155 mm |
| Connection Thread | API 2 3/8"Reg, API 3 1/2"Reg, API 2 7/8"Reg |
| Working Pressure | 1.3-2.3 Mpa |
| Impact Rate at 17 Bar | 25HZ |
| Recommended Rotation Speed | 20-35 "min |
| Air Consumption |
1.0Mpa : 9m³/min 1.8Mpa: 15m³/min 2.4Mpa: 23m³/min |
Usage Of ND55 DTH Hammer
- Mining
- Mineral exploration
Advantage Of ND55 DTH Hammer
- High performance
- Cost-effective
- Long life
Package Of ND55 DTH Hammer
Wooden case
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Company
HEBEI MINETECH MACHINERY TECHNOLOGY CO., LTD
Location
No. 466 Zhongshan Road, Shijiazhuang, Hebei, China
Contact Person
Nikolay