Wuhan Kingdrilling Diamond Co.,Ltd
                                                                                                           
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High Air Pressure Down The Hole Hammer 8inch With DHD380 Shank

Price Negotiable
Price: 999-99999USD/PC
MOQ: 1PC
Delivery Time: 3-5WEEKS
Brand: MING
Product Description

Product name: 8inch high air pressure DTH hammer with DHD380 shank for piling

Product category: Drilling rig accessories

Matched hammer: Hammer DHD380

Connection thread: API4-1/2"REG

Working pressure(bar): 10~25

Outer diameter(mm): 180

Weight(KGS): 175

Bit diameter recommend(mm): 203~245

 

High air pressure DTH hammer with DHD380 shank details:

Rock drilling tools manufacturer KINGDRILLING DTH hammers are available in sizes from 2" to 33" for Down The Hole hammer bits are available in sizes from 2" to 48", with all shanks, multiple face, and with a variety of tungsten carbide button styles to suit a wide variety of drilling conditions and rock formation.

 

High air pressure DTH hammer with DHD380 shank technical parameters:

 

Model

OD

(mm)

Hole range

(mm)

Length(mm) Connection
Thread

Working
pressure

(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)

 

 

Kingdrilling DTH Hammer advantages:

1. High-frequency hammer design for faster penetration,

2. improved steerability

3. simpler flushing,

4. less impact to sensitive electronics

5. manufactured using superior kingdrilling heat treat processes

 

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:

 

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Wuhan Kingdrilling Diamond Co.,Ltd
Location 1-2-905 California Sunshine, Optical Valley Street,Wuhan 430074, China
Contact Person Wendy Chen

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