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D miningwell Drilling Dth Hammers Rock Drilling Tool

D Miningwell DTH hammer adopts advanced drilling theory design, which enables our DTH hammer to obtain good energy transmission, fast drilling speed and low air consumption. The raw materials are of good quality, the processing technology is advanced, the performance is stable, and the service life is long. Easy to use, easy to install and remove, easy to service, easy to service.

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The down-the-hole hammer cooperates with the down-the-hole drilling rig and the dth drill bit, and is mainly used in the construction of mining, marble quarry blasting hole drilling, water well drilling engineering or drilling and other engineering construction.

1. The drill bit does not require nylon tubes, thus eliminating the trouble of nylon tubes being broken, damaged and hard due to thermal expansion and contraction.
2. DTH hammer without nylon tube has low energy consumption, high impact frequency, and the drilling speed is 15%-30% faster than the same type of DTH hammer with nylon tube.
3. Because the structure is very simple and the components are reliable, DTH hammer is easy to maintain and has a longer service life.

Model DHD340 DHD350 DHD360 DHD380
Length(Less bit) 1032mm 1209mm 1063mm 1492mm
Weight 43kg 78.5kg 100.5kg 190kg
Outer diameter φ99mm φ125mm φ142mm φ180mm
Connection thread API 2 3/8″REG API 2 3/8″REG API 3 1/2″REG API 4 1/2″REG
Hole range φ110-φ135mm φ135-φ155mm φ150-φ190mm φ195-φ254mm
Work pressure 1.0-2.2Mpa 1.0-2.5Mpa 1.0-2.5Mpa 1.5-3.3Mpa
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