| Essential details | |||
| Condition: | New | Brand Name: | JCDRILL |
| Warranty: | Unavailable | Type: | DTH Hammer |
| Applicable Industries: | Energy & Mining | Machine Type: | Drilling Tool |
| Showroom Location: | None | Processing Type: | Forging |
| Video outgoing-inspection: | Provided | Use: | Mining,Quarrying,Tunneling,Construction |
| Machinery Test Report: | Provided | Color: | Green,blue,golden etc |
| Marketing Type: | Ordinary Product | Series: | CIR, BR, COP,DHD,MISSION,QL,SD,NUMA |
| Place of Origin: | Beijing, China | ||
Introduction
The “DTH” is the abbreviation of “Down The Hole””.
A rotation drill rig, air compressor and the “DTH drill string” are the essential unit for DTH drilling while the “DTH drill
string” is always made up of DTH drill rods, DTH hammer and DTH bits. As one of key component, the DTH hammer acts as a role of converting the air pressure to the impact energy, simultaneously transferring impact energy and rotation force to DTH bits.
The DTH hammer is a component of the DTH drilling tools and belongs to the working device of the DTH drilling tools. DTH hammer is divided into low air pressure DTH hammer, medium air pressure DTH hammer and high air pressure DTH hammer，which are used for blast hole drilling and water well drilling project,mine drilling etc..
High Air Pressure DTH Hammer (with foot valve)
It is a kind of valveless high air pressure DTH hammer with foot valve.
Good sealabIlity, no water and cuttings entering into hammer in water exists drilling.
| DTH Hammer | ||
| Type | Model | Outer Diameter |
| High pressure DTH Hammer | ||
| 3 inch | JD25A | 71mm |
| 3.5 inch | JD35A/M30 | 82mm |
| 4 inch | JD45A/QL40A/M40/SD4 | 99mm |
| 5 inch | JD55A/QL50A/M50/SD5 | 125mm |
| 6 inch | JD65A/QL60A/M60/SD6 | 142mm |
| 8 inch | JD85A/QL80A/M80/SD8 | 180mm |
| 10 inch | HD100A/SD10 | 225mm |
| 12 inch | JD125A/SD12 | 275mm |
| 14 inch | JD140A | - |
| Middel Pressure DTH Hammer | ||
| 2.5 inch | BR1 | 56mm |
| 3 inch | BR2 | 64mm |
| 3.5 inch | BR3 | 82mm |
| Lower Pressure DTH Hammer | ||
| 3 inch | CIR65 | 68mm |
| 3.5 inch | CIR70 | 76mm |
| 4 inch | CIR90 | 99mm |
| 5 inch | CIR110 | 110mm |
| 6 inch | CIR150 | 150mm |
| 8 inch | CIR170 | 170mm |
| Back Hammer | ||
| 6 inch | BH140 | 155mm |
| 8 inch | BH170 | 190mm |
| 10 inch | BH190 | 220mm |
| 12 inch | BH240 | 190mm |
| Type | Model | Length | Weight | External Dia.(mm) | Hole Range |
| (mm) | (kg) | (mm) | |||
| 3.5 inch | DHD3.5 | 930 | 25 | 82 | 90-110 |
| 4 inch | DHD340 | 1030 | 39 | 99 | 110-135 |
| SD4 | 1084 | 40.5 | 99 | ||
| QL40 | 1097 | 41 | 99 | ||
| Mission40 | 1005 | 40 | 99 | ||
| 5 inch | DHD350 | 1214 | 76.5 | 125 | 135-155 |
| SD5 | 1175 | 72.5 | 125 | ||
| QL50 | 1147 | 73 | 125 | ||
| Mission50 | 1110 | 68.5 | 125 | ||
| 6 inch | DHD360 | 1248 | 100 | 142 | 155-190 |
| SD6 | 1261 | 100 | 142 | ||
| QL60 | 1212 | 95 | 146 | ||
| Mission60 | 1161 | 90 | 146 | ||
| 8 inch | D85 | 1492 | 188 | 180 | 195-254 |
| SD8 | 1463 | 192 | 180 | ||
| QL80 | 1465 | 182 | 180 | ||
| Mission80 | 1338 | 176 | 180 | ||
| 10 inch | SD10 | 1502 | 290 | 226 | 254-311 |
| NUMA100 | 1510 | 288 | 226 | ||
| 12 inch | DHD1120 | All can be designed according to your requests! | |||
| Numa120 | |||||
| Numa 125 | |||||
| 14 inch | JD140A | ||||
Picture
| Minimum Order Quantity | N/A |
| Price | |
| Packaging Details | Standard Export Delivery Package |
| Delivery Time | 7days |
| Payment Terms | T/T |
| Supply Ability | Based on Detailed Order |
