Brocas Martillo En Fondo

Product Details
Customization: Available
Certification: ISO 9001:2008
Standard: GB
Diamond Member Since 2020

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  • Brocas Martillo En Fondo
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Basic Info.

Model NO.
8" DTH hammer
Surface Treatment
Spray-Paint
Manufacturing Process
Forging
Material
Alloy Steel
Size
8"
Bit Face
Spherical,Concave,Flat
Application
Water Well,Mining Drilling
Matched DTH Hammer
DHD380
Transport Package
Wooden Case
Specification
8inch
Trademark
Teamwhole
Origin
China
Production Capacity
5000PCS

Product Description

Changsha Tianhe Drilling Teamwhole can produce wide range of TH bits,range from 3"-47"(76mm-1200mm)in diameter.These DTH bits shank can cover all of international brand like BR,MACH,DHD,COP,IR,NUMA,SD,QL,MISSION etc.
DTH bits are made from high quality alloy steel and advanced heat treatment.Teamwhole brand DTH bits face include concave,flat,drop center,convex etc.
Features:  
1.Reliable quality, long service life, rare abnormal breakage during service life.
2.Good flushing effect to ensure high drilling rate
3.Strict quality warranty and compensation rules
  
 The below is the specification of TEAMWHOLE DHD360-203mm bit specifications
DTH BIT modelDHD3.5-90mm bit
DiameterNo*Butotn diameter,mmFlushing holesWeight 
mmInchGauge buttonsFront buttons
20389*18MM10*16MM230
 
Other size of 8" hammer bit

Concave, spherical(other designs of faces and inserts are available)

 

Bit Dia.(mm)

Qty.× Button Dia.(mm)

Qty.Air Holes

 

Weight (kg)

Outer

Front

199

10×18

6×18+7×16

2

40

203

10×18

6×18+7×16

2

41

210

10×18

6×18+8×16

2

42

216

10×18

6×18+7×16

2

43

220

10×18

6×18+7×16

3

44

225

10×18

6×18+10×16

2

45

235

10×18

6×18+9×16

2

55

240

10×18

6×18+9×16

2

60


Matched DTH hammer
 Model Working  pressureThread Type Outer diameter
 Teamwhole DHD360 6 bar ~ 25 BarAPI 3 1/2"Reg Pin146mm
 

DTH BIT FACE AND CARBIDES SHAPE
 
Other size of DTH BIT


Matched DTH Hammer inch 
Bit diameterQty*Button Dia(mm) Air holes WeightBit shank  
 mminch GaugeFront  pcs kg
 2"  70mm2 3/4" 6*10mm4*8mm 2 3 BR2 
 76mm3" 6*12mm5*10mm 2 3.6
 3"  95mm3 3/4" 6*14mm 4*13mm 2 4.5BR3,BR33,COP32  
 102mm4" 6*14mm 5*13mm 2 5.9
 3.5"  90mm3.5" 6*14mm 4*13mm 2 4.9 DHD3.5
 102mm4" 6*14mm 5*13mm 2 5.9
 4"  105mm 4 1/8" 7*14mm 6*13mm 2 8DHD340,COP44
QL40,M40,SD4
 130mm 5" 8*14mm 7*14mm 2 10
 5"  140mm 5.5" 7*18mm 7*14mm 2 15.5DHD350,QL50,SD5
M50
 152mm 6" 8*18mm 8*14mm 2 16.5
 6"  165mm 6 1/2" 8*18mm 8*16mm 2 24.5DHD360,SD6,QL60
M60
 171mm 6 3/4" 8*18mm 4*18mm+4*16mm 2 25
8"   203mm 8" 9*18mm 6*18mm+4*16mm 3 46DHD380,SD8,QL80
M80  
 254mm 10" 10*18mm 6*18mm+9*16mm 3 60
 10"  254mm 10" 14*18mm 12*18mm+9*16mm 3 90TH10,SD10,NUMA100
 305mm 12" 14*18mm 14*18mm+11*16mm 3 120
 12"  350mm 13 3/4" 15*19mm 24*19mm+15*16mm 3 190DHD112,SD12,
NUMA120,NUMA125
 400mm 15 3/4"  30*19mm 18*19mm+22*16mm 3 230
 14" 430mm 17" 30*20mm 18*19mm+25*16mm 3 245 TK14,NUMA125
 560mm 22"36*20mm60*19mm3300
18" 550mm21 5/8"48*19mm90*18mm6560TK18,NUMA180
 700mm27.5"48*20mm60*19mm+73*18mm6740
24"" 780mm30 3/4"54*20mm66*20mm+90*18mm61265TK24,NUMA240 
  1000mm 39" 78*20mm 154*18mm 6 1500

Excellent for water well drilling, geothermal hole, hole blasting and etc.

 

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