High Air Pressure Water Well Drilling Without Foot Valve DTH Hammer
Brand Name:MIROC
Certification:ISO
Model Number:4148301629-4148301635
Minimum Order Quantity:50
Delivery Time:25 days
Payment Terms:T/T or L/C
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Location:
Beijing Beijing China
Address:
Room9-616, No. 10 Zhenxing Road (MDW Plaza), Changping District, 102200 Beijing, China
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Product Details
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Product Details
High Air Pressure Water Well Drilling Without Foot Valve DTH Hammer
Description
In DTH hammers, the rock drilling bit is a continuation of the
shank, which the rock drill piston strikes directly. Since the
piston is in direct contact with the drill bit, little energy is
lost. This gives DTH hammers a nearly constant penetration rate
regardless of hole length.
We manufacture DTH Hammers in different sizes ranging from 1 to 12. These hammers are made corresponding to Drilling Bits to carry out prevalent objectives. These hammers are used in various down the hole operations like bench Drilling. These are valve less hammers with optimized air cycle frequency. These are heavy duty hammers that well at greater depths demanding less air usage, delivering minimum performance loss.
We offer IR hammer, DHD3.5, DHD340a, DHD360, DHD380, COP and QL
hammer. The optimum range of hole size for blast drilling with DTH
is 90mm to 254mm, smaller blast holes are generally drilled using
top hammer, and larger holes generally use rotary machines. Our
hammer like COP and QL are known fort heir reliability and
longevity.
• Small to medium size drilling diameters
• Works in low pressure range, capable of drilling shallow to
medium hole lengths
Color: Based on Customer requirements
Material: Tungsten carbide and high strength alloy steel
Processing: CNC milling and proprietary heat treatment process
Type: Through Reverse Circulation DTH Hammer
Applications
• Underground mining
• Quarry benching operations
• Water well drilling
Competitive Advantage
• Main hammer components manufactured from high grade steel and
processed using state-of-the-art CNC machinery and heat treatment
Specification
| Part Number | Drilling Diameter (mm) | Hammer Length (mm) | External Diameter (mm) | Weight (kg) | Working Pressure (Mpa) |
| 4148301629 | ø90 - 105 | 1143 | ø85 | ø33 | 0.7 - 2.1 |
| 4148301630 | ø110 - 130 | 1281 | ø105 | ø36 | 0.7 - 2.1 |
| 4148301631 | ø135 - 155 | 1292 | ø124 | ø36 | 0.8 - 2.1 |
| 4148301632 | ø160 - 200 | 1345 | ø154 | ø61 | 0.8 - 2.1 |
| 4148301633 | ø200 - 254 | 1578 | ø190 | ø61 | 0.8 - 2.1 |
| 4148301634 | ø254 - 311 | 1440 | ø250 | ø75 | 0.8 - 2.4 |
| 4148301635 | ø311 - 360 | 1430 | ø270 | ø85 | 0.8 - 2.4 |
Product Code and Brief Description | Air Consumption (m3/min) | Torque (N.m) | Impact Frequency (n/min) | Drill Rod Connection Thread | Drill Bit Connection Thread | Bit Shank |
| DTHF335 | 4.2 - 11.7 | 475 | ≥800 | Inside API 2 3/8" | - | DTHF335- 95/100 |
| DTHF345 | 5.7 - 14.2 | 600 | ≥800 | Inside API 2 7/8" | - | DTHF345- 115/127 |
| DTHF355 | 6.5 - 19.3 | 791 | 810 - 1200 | Inside T 91-3 | - | DTHF355- 140/152 |
| DTHF365 | 9 - 18 | 950 | 600 - 1100 | Inside API 4 1/2" | - | DTHF365- 165/178/195 |
| DTHF385 | 12 - 30.8 | 1040 | 660 - 1208 | Inside API 4 1/2" | - | DTHF385- 203/216 /230/254 |
| DTHF3105 | 15 - 34 | 1260 | 600 - 1230 | Inside API 4 1/2" | - | DTHF3105- 254/273/305 |
| DTHF3125 | 20 - 37.8 | 1250 | 600 - 1150 | Inside API 4 1/2" | - | DTHF3125- 311/355/381 |
High Air Pressure Water Well Drilling Without Foot Valve DTH Hammer
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