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High Air Pressure DTH Hammers DTH380 SD8 QL80 M80 For Drilling Deep Hole Length

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High Air Pressure DTH Hammers DTH380 SD8 QL80 M80 For Drilling Deep Hole Length

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Brand Name : MIROC

Model Number : DTH380, length 1550mm, thread API 4 1/2"

Certification : API

Place of Origin : Shan Dong China(Mainland)

MOQ : 1 piece

Price : USD 50-1600 pieces

Payment Terms : L/C, D/A, D/P, T/T, Western Union, MoneyGram

Supply Ability : 8000 pieces per month

Delivery Time : 1-15 days

Packaging Details : Carton or Wooden Box

Type : Drill bit, dth hammer

Material : Tungsten Carbide And High Strength Alloy Steel

Processing : CNC milling and proprietary heat treatment

Series : CIR, BR, COP,DHD,MISSION,QL,SD,NUMA

Color : Green,blue,golden etc

Impact/min : 860-1510

Bit shank : DHD380-203/216/230/254/310/350

Advantage : Good quality and lower price

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High Air Pressure DTH380,SD8,QL80,M80 DTH Hammers and bit for drilling deep hole length

FEATURES

With professional manufacturing experience in DTH hammer production, our factory can supply you with high pressure and medium to low pressure DTH hammers. It strictly matches with API standard and other Chinese industry standards.It is durable for being produced with advanced craftwork and good material.

It also has the following advantages:
1. Deliver maximum energy to drilling bit, fast drilling speed and low air consumption due to the special inner structure of HD series DTH hammer designed according to newest rock drilling theory.
2. Smooth performance and long service life of HD series DTH hammer due to high quality alloy steel materials and advanced processing technology adapted.
3. Low problem rate and easy to maintenance due to simple, reliable and easy assemble and disassemble inner structure of hammer.
4. Easy to depart bit from hammer due to multi—head thread connecting chuck and cylinder of hammer.
5. Interchangeable with DTH bit and drill pipe

High Air Pressure DTH Hammers DTH380 SD8 QL80 M80 For Drilling Deep Hole Length

High Air Pressure DTH Hammers DTH380 SD8 QL80 M80 For Drilling Deep Hole Length

Applications

• Underground mining
• Tunneling

• Quarry benching operations

High Air Pressure DTH Hammers DTH380 SD8 QL80 M80 For Drilling Deep Hole Length

Specification of DTH Bits

Low Air Pressure DTH Bits
Type Diameter(mm) Buttons Flushing Holes
Front(No*mm) Gauge(No.*mm)
1 CIR80 80 2*12, 2*12 6*13 2
2 CIR90 90 4*12 6*14 3
3 93 4*12 6*14 3
4 95 4*12 6*14 3
3" High Pressure DTH Bits
Type Diameter(mm) Buttons Flushing Holes
Front(No*mm) Gauge(No.*mm)
1 DHD3.5 / M30 90 4*12, 2*12 8*12 2
2 95 4*12, 2*12 8*12 2
3 100 4*13, 2*13 8*13 2
4 105 4*14, 2*14 8*14 2
4" High Pressure DTH Bits
Type Diameter(mm) Buttons Flushing Holes
Front(No*mm) Gauge(No.*mm)
1

DHD340 / SD4 /

QL40 / M40

 110 4*14, 2*14 8*14 2
2 115 4*14, 2*14 8*14 2
3 121 4*14, 2*14 8*14 2
4 127 4*14, 3*14 8*14 2
5 130 4*14, 3*14 8*16 2
6 133 4*14, 3*14 8*16 2
5" High Pressure DTH Bits
Type Diameter(mm) Buttons Flushing Holes
Front(No*mm) Gauge(No.*mm)
1

DHD350 / SD5 /

QL50 / M50

 130 3*14, 4*14 9*16 2
2 133 3*14, 4*14 9*16 2
3 140 3*16, 4*16 9*16 3
4 146 3*16, 4*16 9*16 3
5 152 3*16, 5*16 9*18 3
6" High Pressure DTH Bits
Type Diameter(mm) Buttons Flushing Holes
Front(No*mm) Gauge(No.*mm)
1

DHD360 / SD6 /

QL60 / M60

 152 4*16, 4*16 8*18 2
2 155 4*16, 4*16 8*18 2
3 159 4*16, 4*16 8*18 2
4 165 4*16, 4*16 8*18 2
5 172 4*18, 4*18 8*18 2
6 178 4*18, 4*18 8*18 2
7 190 3*18, 5*18 9*18 3
8 203 3*18, 6*18 9*18 3
8" High Pressure DTH Bits
Type Diameter(mm) Buttons Flushing Holes
Front(No*mm) Gauge(No.*mm)
1

DHD380 / SD8 /

QL80 / M80

 200 6*18, 6*18 9*18 3
2 203 6*18, 6*18 9*18 3
3 216 6*18, 6*18 9*18 3
4 219 6*18, 6*18 9*18 3
5 222 6*18, 9*18 9*18 3
6 226 3*18, 5*18 12*18, 6*18 3
7 229 3*18, 5*18 12*18, 6*18 3
8 241 3*18, 5*18 12*18, 6*18 3
9 251 3*18, 6*18 12*18, 6*18 3
10 254 3*18, 7*18 12*18, 6*18 3
11 270 3*18, 8*18 12*18, 6*18 3
12 305 6*18, 8*18 12*18, 9*18 3

High Air Pressure DTH Hammers DTH380 SD8 QL80 M80 For Drilling Deep Hole Length

Technical Manual of DTH Hammer

Low Pressure

DTH Hammer

 Model

Drilling

Diameter

(mm)

Hammer

Length

(mm)

External

Diameter

(mm)

Working

Pressure

(Mpa)

Air

Consumption

(m3/min)

Torque

(N.m)

Impact

Frequency

(n/min)

1

DTH65B

ø68 - 70

745

ø61.2

0.5 - 0.7

2.5

51

≥810

2

DTH70

ø72 - 74

803

ø67.2

0.5 - 0.7

3

70

≥810

3

DTH76

ø74 - 76

766

ø67.2

0.5 - 0.7

3

75

≥810

4

DTH80

ø80 - 82

796

ø72

0.5 - 0.7

5

81

≥800

5

DTH80-II

ø75 - 80

756

ø67

0.5 - 0.7

3

75

≥810

6

DTH80X

ø80 - 82

756

ø72

0.5 - 0.7

4.5

75

≥800

7

DTH80XD

ø80 - 90

735

ø74

0.5 - 0.7

5.5

85

≥800

8

DTH90

ø90 - 130

796

ø80.2

0.5 - 0.7

6

110

≥820

9

DTH90-I

ø90 - 130

796

ø80

0.5 - 0.7

5.5

120

≥820

10

DTH110

ø110 - 150

838

ø98

0.5 - 0.7

11

180

≥830

11

DTH150

ø150 - 185

908

ø137

0.5 - 0.7

17

340

≥800

12

DTH170

ø170 - 250

1023

ø156

0.5 - 0.7

19.5

420

≥790

High Pressure

DTH Hammer

 Model

Drilling

Diameter

(mm)

Hammer

Length

(mm)

External

Diameter

(mm)

Working

Pressure

(Mpa)

Air

Consumption

(m3/min)

Torque

(N.m)

Impact

Frequency

(n/min)

1

DTH330

ø82 - 85

867

ø71

0.8 - 2.1

3 - 12

150

≥800

2

DTH335

ø90 - 93

908

ø81

0.8 - 2.1

4.3 - 14.2

205

950 - 1500

3

DTH340

ø105 - 130

1052

ø92

0.8 - 2.1

3.5 - 18

304

≥800

4

DTH345

ø105 - 130

1034

ø98

0.8 - 2.1

3.5 - 15

335

≥800

5

DTH345K

ø110 - 130

994

ø98

0.8 - 2.1

3.5 - 15

400

≥820

6

DTH350

ø130 - 152

1387

ø114

0.8 - 2.1

5.7 - 18

590

810 - 1470

7

DTH355

ø130 - 152

1220

ø124

0.8 - 2.1

6.5 - 18

700

810 - 1500

8

DTH355K

ø130 - 152

1098

ø124

0.8 - 2.1

4.5 - 18

800

840 - 1500

9

DTH360

ø152 - 305

1450

ø136

0.8 - 2.1

8.5 - 25

822

820 - 1475

10

DTH380

ø203 - 350

1551

ø181

0.8 - 2.1

12 - 31

1560

860 - 1510

11

DTH3120

ø302 - 508

1934

ø275

0.8 - 2.1

14 - 45

2410

980 - 1446

High Air Pressure DTH Hammers DTH380 SD8 QL80 M80 For Drilling Deep Hole Length


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