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Down the hole (DTH) Button Bits

Product Details


DTH Bit

 

Down the hole(DTH) button bits are widely used for mining, quarrying, construction, civil engineering and water well

drilling. Combining premium raw materials withadvanced production technologies, we manufacture various DTH 

button bits to match all famous brands of DTH hammers, including Epiroc, Sandvik, Halco, etc.Also following our each client’s request, we design and manufacture different types of DTH button bits for their different rock formations and application.



Bits diameter:

76mm to 311mm


 

Bits shank style:

 

Shank


Model 


 DHD series 


 DHD3.5,DHD340A,DHD350R,DHD360,DHD380


 COP serise 


 COP32,COP42,COP62,COP34,COP44,COP54,COP64,COP84


 QL serise 


 QL40,QL50,QL60,QL80


  SD series


 SD4,SD5,SD6,SD8

 

 Others


  BR2,BR3,Mach303,etc
*We are able to offer more shanks according to customers' requirements



Bits face design:

flat face, convexface, concave face, DGR(double gauge row)

         

 Flat face

(Spherical)

 Flat face

(Spherical + Ballistic)

 Convec face

(Spherical + Ballistic)

Convex face

(Ballistic) 

 Concave face

(Spherical)

 

Applications:

For drilling in hard and

abrasive rock.

Applications: 

For drilling in medium hard

to hard and moderately

abrasive rock.

Applications: 

For drilling in hard

and abrasive rock.

 

Applications:

For drilling at high

penetration rates in

non abrasice rock.

Applications: 

For drilling in medium

har, maximum hole

deviation contral.


 


Bits carbideshape:

hemi-spherical(round),parabolic(semi-ballistic), ballistic(conical);

     

 Hemispherical buttons:


Universal buttons for all

rock formation, best suited

to hardest and very abrasive

rock formation.

Parabolic buttons(semi-ballistic):


Excellent penetration rate, but

only suited to medium hard and

not so very abrasice rock formation. 

Ballistic buttons:


Similar to parabolic buttons, used

for soft to medium hard and not so

abrasive rock formation, excellent

in penetration rate. 



 

 


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