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High Performance 76mm 3 Inch DTH Hammer For Quarrying Exploration

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HEBEI MINETECH MACHINERY TECHNOLOGY CO., LTD

City: shijiazhuang

Province/State:hebei

Country/Region:china

Tel:86-311-69159874

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High Performance 76mm 3 Inch DTH Hammer For Quarrying Exploration

Brand Name MTH
Model Number DHD 3.5
Certification ISO9001
Place of Origin CHINA
Minimum Order Quantity 1 Piece
Price $3-$300
Payment Terms T/T, Western Union, MoneyGram
Supply Ability 10000 pieces per month
Delivery Time 10-15 days
Packaging Details wooden case
Product name DTH Hammer
Machine type Drilling Tool,Drilling Equipment
Application Rock Drilling,quarry,water well drilling,mining or welling drilling
Connect thread API 2 3 / 8 REG
Hole range 155mm-190mm
Size 3 - 12 inches
Color Blue,Gold,Red,blue or customized
Material Carbon Steel,Tungsten Carbide & Steel
Advantage High Performance,High Wear Resistant,High-efficiency
Diameter 3 inches ( 76mm )
Detailed Product Description

3" Down The Hole With Tube For Water Well Drilling &Mining DTH Hammer

 

 

Application:

 

Be used for drilling in mining, quarrying, exploration, water-well, geothermal, and construction / geotechnical projects

 

Description:

 

“DTH” is the short for “Down The Hole” and sometimes it is also called “RAB” in some markets, “RAB” is short for “Rotary Air Blasting”.

 

Specifications:

 

Technical Data

Length(Without Bit)

930mm

1030mm

1214mm

1160mm

1248mm

Weight(Without Bit)

25.00 kg

39.00 kg

76.50 kg

72.50 kg

100.00 kg

External Diameter

82mm

99mm

126mm

126mm

142/144/146/148mm

Bit Shank

DHD3.5

COP44/DHD340

COP54/DHD350R

ND55C/DHD350Q

COP64/DHD360

Hole Range

90-110 mm

110-135 mm

135-155 mm

135-155 mm

155-190 mm

Connect ion Thread

API 2 3/8”Reg

API 2 3/8”Reg

API 2 3/8”Reg

API 3 1/2”Reg

API 2 7/8”Reg

API 2 3/8”Reg

API 3 1/2”Reg

API 2 7/8”Reg

API 3 1/2”Reg

 

Working Pressure

1.0- 1.5 Mpa

1.2-2.0 Mpa

1.3-2.3Mpa

1.3-2.3 Mpa

1.5-2.5 Mpa

Inpact Rate at 17 Bar

28HZ

27HZ

25HZ

25HZ

23HZ

Reccfurended Rotation Speed

25-40 "min

25-40 r/min

20-35 r/min

20-35 r/min

20-30 r/min

Air Consunption

1.0Mpa :4.5 m3/min

1.0Mpa :6m3/min

1.0Mpa:9 m3/min

1.0Mpa:9m3/min

1.0Mpa :10 m3/min

1.5Mpa:9.0m3/min

1.8Mpa:10m3/min

1.8Mpa:15m3/min

1.8Mpa:15m3/min

1.8Mpa:20m3/min

 

2.4Mpa:15m3/min

2.4Mpa:23m3/min

2.4Mpa:23m3/min

2.4Mpa:28.5m3/mi

 

Package:

 

Wooden case

 

 

Advantage:

 

1. superior alloy steel and robust design.

2. saving oil

3. 10%-20%lower air consumption

4. 15%-20% faster penetration than conventional DTH hammer

5. wording pressure 6 Bar to 35 Bar(0.6~ 3.5Mpa)

 

 

 

 

 

Product Tags: High Performance 3 Inch DTH Hammer   quarrying exploration 3 Inch DTH Hammer   Quarrying Exploration rock drilling hammer  
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