Wuhan Kingdrilling Diamond Co.,Ltd
| Payment Terms | T/T, D/P, Western Union |
| Supply Ability | 2000PCS/MONTH |
| Delivery Time | 3-5WEEKS |
| Packaging Details | WOODEN CASE |
| Application | Ground engineering |
| Color | blue,Yellow,glod(as you need),black or others,Accept customization |
| Product name | Coal mining bits |
| Hammer material | High carbon steel |
| Hammer type | down the hole hammers |
| After-sales service provided | Video technical support,Engineers available to service machinery overseas,Online support,Overseas service center available |
| Warranty | 1 Year |
| Material | Carbon steel |
| Type | Down The Hole Hammers /DTH Hammers for sale |
| Processing type | Forging |
| Usage | Ore Mine |
| Quality | Top Brand China |
| Air consumption | 0.5-2.5Mpa |
| Oem | YES |
| Brand Name | MING |
| Model Number | MH40D |
| Certification | ISO9001 |
| Place of Origin | CHINA |
View Detail Information
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Product Specification
| Payment Terms | T/T, D/P, Western Union | Supply Ability | 2000PCS/MONTH |
| Delivery Time | 3-5WEEKS | Packaging Details | WOODEN CASE |
| Application | Ground engineering | Color | blue,Yellow,glod(as you need),black or others,Accept customization |
| Product name | Coal mining bits | Hammer material | High carbon steel |
| Hammer type | down the hole hammers | After-sales service provided | Video technical support,Engineers available to service machinery overseas,Online support,Overseas service center available |
| Warranty | 1 Year | Material | Carbon steel |
| Type | Down The Hole Hammers /DTH Hammers for sale | Processing type | Forging |
| Usage | Ore Mine | Quality | Top Brand China |
| Air consumption | 0.5-2.5Mpa | Oem | YES |
| Brand Name | MING | Model Number | MH40D |
| Certification | ISO9001 | Place of Origin | CHINA |
| High Light | Mining Down The Hole Hammer ，Down The Hole Hammer 4inch ，Rock DTH Down Hole Hammer Bits | ||
Product name: 4inch high air pressure DTH rock hammer with DHD340 shank for mining
Product category: Drilling rig accessories
Matched hammer: Hammer COP44
Connection thread: API 2 3/8 REG
Working pressure(bar): 10~25
Outer diameter(mm): 99
Weight(KGS): 40.7
Bit diameter recommend(mm): 115~130
Kingdrilling DTH hammer feature:
1. Patented innovation to ensure maximum energy transfer
2. Simplified design for easier servicing and higher reliability
3. Hardened wear sleeve for wear resistance even in abrasive conditions
4. Multi-start threads on backhead and chuck for easy coupling/uncoupling
5. Specialised heat-treatment hardening for critical components for maximum longevity
4inch high air pressure DTH rock hammer with DHD340 shank technical parameters:
| Model | OD (mm) | Hole range (mm) | Length(mm) | Connection Thread | Working (Mpa) | Air Consumption | Weight (Kg) | ||
| MH35D | 82 | 90~115 | 888 | API2-3/8"REG | 1.0~1.5 | 1.0Mpa-3.8m3/min | 1.5Mpa-7.5m3/min | 25 | |
| MH40D | 99 | 110~135 | 1011 | API2-3/8"REG | 1.2~2.0 | 1.0Mpa-6m3/min | 1.8Mpa-10m3/min | 2.4Mpa-15m3/min | 43.2 |
| MH50D | 125 | 135~155 | 1110 | API2-3/8"REG/API2-7/8"IF/API3-1/2"REG | 1.3-2.3 | 1.0Mpa-7m3/min | 1.8Mpa-14m3/min | 2.4Mpa-19m3/min | 69 |
| MH60D | 142 | 155~203 | 1238 | API3-1/2"REG | 1.5~3.0 | 1.0Mpa-9m3/min | 1.8Mpa-18m3/min | 2.4Mpa-26m3/min | 98 |
| MH80D | 180 | 195~254 | 1359 | API4-1/2"REG | 1.5~3.0 | 1.0Mpa-12m3/min | 1.8Mpa-22m3/min | 2.4Mpa-28m3/min | 175 |
How to order?
Shank Type + Top Sub Thread + (With/Without Valve, if this parameter is optional)
FAQ:
1. What is rock drilling?
Rock drilling tools include those used for oil and natural gas exploration, mining, construction, and all other industrial operations that need to excavate or drill through natural rocks, concrete, and masonry.
2. What is the weakest rock in the world?
Loess is formed from fine (small) grained, windblown sediment in glacier or desert areas. Loess is made of mostly silt but may also have some small amounts of sand and clay. The major mineral present is quartz with minor amounts of feldspar, calcite, dolomite, and clay.
3. What is DTH bit?
Down-the-hole (DTH) hammer bits are used with Down-the-hole hammers for drilling holes through a wide range of rocks types. In conjunction with DTH hammers, drill hammer bits are designed with a splined drive for rotating the bit in the ground.
MORE INFORMATION:
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Importer,Exporter,Trading Company,Seller
Year Established:
2016
Total Annual:
4，600，000-7，500，000
Employee Number:
40~100
Ecer Certification：
Verified Supplier
Wuhan Kingdrilling Diamond CO., LTD, located in Wuhan East Lake High-tech Development Zone, is one of the most professional private enterprise specialized in researching and producing ODEX casing drilling system, symmetric casing drilling system, DTH hammer, DTH drill bits, Thread bits, Shank adapte... Wuhan Kingdrilling Diamond CO., LTD, located in Wuhan East Lake High-tech Development Zone, is one of the most professional private enterprise specialized in researching and producing ODEX casing drilling system, symmetric casing drilling system, DTH hammer, DTH drill bits, Thread bits, Shank adapte...
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