High Quality BR1 DTH Hammer Well Drilling Tools DTH Drilling Tools
BR1 DTH hammers are designed to operate effciently at low air
pressures and medium air pressures,using BR series bits. With professional manufacturing experience in DTH hammer
production, our factory can supply you with high pressure and
medium to low pressure DTH hammers. It strictly matches with API
standard and other Chinese industry standards.It is durable for
being produced with advanced craftwork and good material.
| Product Structure | Part Description | Weight(Kg) | Part Number |
 | 1 Top Sub | 1.60 | BR1-01 |
| 2 "O" Ring of Top Sub | 0.005 | BR1-02 |
| 3 Check Valve | 0.05 | BR1-03 |
| 4 Spring | 0.05 | BR1-04 |
| 5 AD Sleeve | 0.30 | BR1-05 |
| 6 Valve Pin | 0.01 | BR1-06 |
| 7 Valve | 0.01 | BR1-07 |
| 8 Air Distributor (AD) | 0.60 | BR1-08 |
| 9 Internal Cylinder | 0.70 | BR1-09 |
| 10 Poston | 0.95 | BR1-10 |
| 11 External Cylinder | 3.40 | BR1-11 |
| 12 Guided Sleeve | 0.20 | BR1-12 |
| 13 Retainer Ring | 0.10 | BR1-13 |
| 14 Stop Ring | 0.10 | BR1-14 |
| 15 "O" Ring of Drive Chuck | 0.005 | BR1-15 |
| 16 Drive Chuck | 0.65 | BR1-16 |
| 17 Drill bit | | BR1-17 |
Products features: Valved air distribution hammer
Application: Available for slope anchoring project |
|
|
|
|
|
| Lengtgh(Without bit) | Weight(Without bit) | External diameter | Bit Shank | Hole Range | Connection Thread (Top sub- drill pipe) |
| 708mm | 8.73kg | ɸ54mm | BR1 | ɸ60mm-ɸ76mm | RD40
BOX |
| Working Pressure | Impact rate at 14bar (reference) | Speed recommended | Pull force recommended | Reference Air consumption(m3/min) |
| 7-17.5Bar | 38Hz | 30-70rpm | 4kN | 14Bar | 17.2Bar | 20.7Bar | 24Bar |
| 4.5 | 8.8 | 一 | 一 |
Main Features:
1.The operating air pressure are between 0.7Mpa and 1.75Mpa.
2.Valveless hammers.
3.Simple structure,easy to assemble and to disassemble,long life
span.
4.Higher impact frequency and faster drilling speed.
5.Lower air consumption and lower oil consumption.A hole can be
drilled on the check valve to provide more efficient cuttings
discharge.
6.Especially suitable for quarrying.
Packing:
High Air Pressure DTH hammers(3''-12'') we can offer:
1.ND(DHD Shank) series high air pressure DTH hammer
includes:DHD3.5,DHD340,DHD350R,DHD360,DHD380,DHD1120
2.QL series high air pressure DTH hammer
includes:QL40,QL50,QL60,QL80
3.SD series high air pressure DTH hammer
includes:SD4,SD5,SD6,SD8,SD10,SD12
4.NUMA series high air pressure DTH hammer
includes:NUMA100,NUMA120,NUMA125
5.COP series high air pressure DTH hammer
includes:COP44,COP54,COP64,COP84
Connect Thread : API 2 3/8" , API 3 1/2 , Reg-6 5/8"Reg etc.
Company Information:
The MIROC® Rock Drilling Tools product line by KSQ Technologies (Beijing) Co.Ltd. is the result of years of advanced engineering, precision
manufacturing, and dedication to the use of high-quality materials.
MIROC® Rock Drilling Tools are used by many drilling professionals
related to mining, construction, tunneling, and quarrying projects
around the globe.
MIROC® Rock Drilling Tools include:
Top Hammer Drilling Tools
Down-the-hole (DTH) Drilling Tools
PDC Bits
Tricone Bits
