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High Air Pressure DTH Hammer Hard Rock Drill Bits Cop32 Cop34 DHD330
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Brand Name:Mirco
Price:negociated one
Payment Terms:T/T, L/C, Western Union
Supply Ability:5000 Piece/Pieces per Month
Delivery Time:10-15 days
Company Data
Verified Supplier
Contact Person
Yingkai Zhang
Business Type:
Manufacturer Exporter
Officials:
Room9-616, No. 10 Zhenxing Road (MDW Plaza), Changping District, 102200 Beijing, China
Quality:
Quality Certifitation Available
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Product Details
Company Profile
Product Details
High Air Pressure DTH Hammer Hard Rock Drill Bits Cop32 Cop34 DHD330
DTH Bit
DTH bit is also our main product. After mang years search, we have rich experience in development and manufacturing high quality products, which adopted high-quality raw materials, advanced technology and passed through strictly inspection.
1.high and low air pressure down-the-hole drill bits
2.Low air pressure holeDia.:65-220mm
3.High air pressure hole Dia.:85-305mm
4.Face type:drop center/concave/convex/double gauge/flat
5.Our DTH Bit can be suitable for many types of DTH Hammer, such as XL, Mission, COP, IR, Mach, Demag, SD, Bulroc, Halco Mach, Digger etc.
High Air Pressure DTH Hammer (with foot valve)
It is a kind of valveless high air pressure DTH hammer with foot valve.
Advantages:
1.Valveless air distribution, more reliable;
2.Piston with simple but compact design, long life;
3.More efficient energy transfer, faster drilling speed, lower air consumption and lower oil consumption.
4.Fewer internal parts, simple structure, longer life, less failure and easier to maintain, with the all heat treated parts;
5.Easy to disassemble, thanks for the top sub, drive chuck and external cylinder all are connected by multi-step thread.
| DTH hammer type | DTH355 | DTH345 | |
| Length(less bit) mm | 930mm | 1030 | |
| Weight(less bit) kg | 25kg | 39 | |
| External diameter mm | Φ82mm | Φ99 | |
| Bit shank | DHD3.5 | COP44 DHD340 | |
| Hole range(mm) | Φ90-110 | Φ110-135 | |
| Connection thread | API 2 3/8” Reg. | API 2 3/8"Reg | |
| Working pressure | 1.0-1.5Mpa | 1.0-2.5Mpa | |
| Impact rate at 1.5-1.7Mpa | 28Hz | 27Hz | |
| Recommended Rotation speed | 25-40r/min | 25-40r/min | |
| Air consumption | 1.0Mpa | 4.5m3/min | 6.0m3/min |
| 1.8Mpa | 9.0m3/min | 10.0m3/min | |
| 2.4Mpa | / | 15.0m3/min | |
| DTH hammer type | DTH355 | DTH355K | |
| Length(less bit) mm | 1214 | 1160 | |
| Weight(less bit) kg | 76.5 | 72.5 | |
| External diameter mm | Φ125 | Φ125 | |
| Bit shank | COP54/ DHD350R | HD55C /DHD350Q | |
| Hole range(mm) | Φ135-155 | Φ135-155 | |
| Connection thread | API 2 3/8"Reg | API 2 3/8"Reg | |
| API 3 1/2"Reg | API 3 1/2"Reg | ||
| Working pressure | 1.0-2.5Mpa | 1.0-2.5Mpa | |
| Impact rate at 1.5-1.7Mpa | 25Hz | 25Hz | |
| Recommended Rotation speed | 20-35r/min | 20-35r/min | |
| Air consumption | 1.0Mpa | 9.0m3/min | 9.0m3/min |
| 1.8Mpa | 15.0m3/min | 15.0m3/min | |
| 2.4Mpa | 23.0m3/min | 23.0m3/min | |
| DTH hammer type | DTH365 | DTH385 | |
| Length(less bit) mm | 1248 | 1492 | |
| Weight(less bit) kg | 100 | 188 | |
| External diameter mm | Φ142 | Φ180 | |
| Bit shank | COP64 DHD360 | COP84 DHD380 | |
| Hole range(mm) | Φ155-190 | Φ195-254 | |
| Connection thread | API 3 1/2"Reg | API 4 1/2"Reg | |
| Working pressure | 1.0-2.5Mpa | 1.0-2.5Mpa | |
| Impact rate at 1.5-1.7Mpa | 23Hz | 20Hz | |
| Recommended Rotation speed | 20-30r/min | 20-30r/min | |
| Air consumption | 1.0Mpa | 10.0m3/min | 15.0m3/min |
| 1.8Mpa | 20.0m3/min | 26.0m3/min | |
| 2.4Mpa | 28.5m3/min | 34.0m3/min | |
| DTH hammer type | DTH380 | DTH31100 | |
| Length(less bit) mm | 1463 | 1502 | |
| Weight(less bit) kg | 192 | 290 | |
| External diameter mm | Φ180 | Φ226 | |
| Bit shank | SD8 | SD10 | |
| Hole range(mm) | Φ195-254 | Φ254-311 | |
| Connection thread | API 4 1/2"Reg | API 4 1/2"Reg | |
| API 6 5/8"Reg | |||
| Working pressure | 1.0-2.5Mpa | 1.0-2.5Mpa | |
| Impact rate at 1.5-1.7Mpa | 20Hz | 18Hz | |
| Recommended Rotation speed | 15-25r/min | 15-25r/min | |
| Air consumption | 1.0Mpa | 15.0m3/min | 22.0m3/min |
| 1.8Mpa | 26.0m3/min | 40.0m3/min | |
| 2.4Mpa | 34.0m3/min | 55.0m3/min | |
About us
MIROC® Rock Drilling Tools are Rock Drilling Tools Brand by KSQ Tecnologies (Beijing) Co. Ltd.
KSQ Technologies (Beijing) Co. Ltd. provides exceptional technical
know-how in development, production, and application. The company
has adopted advanced manufacturing processes to ensure high quality
steels and tungsten carbide inserts for its rock drilling
accessories. Its personnel understand clients’ drilling needs, and
have the service skills to recommend the right drilling tools for
the job. Its experienced product developers can also create custom
tools. Furthermore, the company’s development team introduces
innovative products each year – tools that are rigorously tested in
the field and proven
to perform beyond industry expectations.
MIROC® Rock Drilling and Ground Support Tools include:
Integral Rods
Plug Hole Rods
Tapered Drilling Tools
Extension Drilling Tools
Drifting and Tunneling Tools
Reaming Tools
Shank Rods
Shank Adapters (Striking Bars)
Down-the-hole (DTH) Bits
Down-the-hole (DTH) Hammers
Company Profile
KSQ Technologies (Beijing) Co. Ltd
KSQ Technologies (Beijing) Co. Ltd. has significant experience and know-how in the supply of materials, components, finished goods, specially designed/engineered equipment, and services from China. The company caters to medium to large scale clients who are doing projects and capital expansion, as well as to firms who require support with consumable products, maintenance, and repair operations.
Our operations are based on the unique expertise of our people and knowledge with customer processes. Our portfolio includes:
- Consumables used in the mining and construction industries
- Equipment used in the mining and construction industries
- Spare parts used for the equipment we sell for the mining and construction industries
- Green technologies, such as products that reduce electric consumption or use alternate sources of energy (solar, wind, etc.)
KSQ Technologies (Beijing) Co. Ltd. is a company that shall cater to the needs of the construction and mining industries, with consideration on providing solutions to the following unique problems:
- Hazardous environment
- Acts, regulations, and other government guidelines that has to be followed
- Significant differences in the way people work, mostly due o physical constraints
- Avoiding downtime on major equipment which can cost tens of thousands of dollars per hour. The best solution with the most reasonable cost is a significant driver.
Covering markets worldwide, KSQ Technologies (Beijing) Co. Ltd. is distinct due to its business missions:
- Provide high quality and cost effective products that enhance the way people work and do things
- Provide economic benefits to its customers, from the products sold down to the level of service given
- Consistency at every detail
- Continuous innovation on products and management practices
- Sharing of success
KSQ is guided by the following values:
- Never let profit get in the way of doing what is right for the customer
- Give customers a good, fair deal
- Always forge enduring relationships
- Always look for ways to make it easier for customers to do business with us
- Communicate with customers - they know better especially in real application
- Candor and dignity - at all times!
- Count the blessings - never forget to thank customers for their valued business!
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