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  • drill bit for top hammer hydraulic drilling rig 2
  • drill bit for top hammer hydraulic drilling rig 3

drill bit for top hammer hydraulic drilling rig

Model:APX165-S8-B7
Brand:APX
Origin:Made In China
Category:Industrial Supplies / Machinery / Machine Tool
Label:drill bit , top hammer drill rig , hydraulic drilling
Price: US $45 / pc
Min. Order:1 pc
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Member Information

Detail

Product Description

drill bit for top hammer hydraulic drilling rig

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Drill Bits Series

 

Diameter

Qty. of Buttons *diameter(mm)

Qty. Air Holes

DTH Hammer Series

mm

Inch

Gauge Buttons

Front Buttons

APX165-S8-B7

165

6 1/2

8*18

8*16

2

 

DHD360

(with foot valve)

APX178-S8-B7

178

7

8*18

10*16

2

APX185-S8-B7

185

7 1/4

8*18

10*16

2

 

Drill Bits Series

 

Diameter

Qty. of Buttons *diameter(mm)

Qty. Air Holes

DTH Hammer Series

mm

inch

Gauge Buttons

Front Buttons

APX165-S8-B7

165

6 1/2

8*18

4*18+5*16

2

     HA65

( no foot valve)

 

APX178-S8-B7

178

7

9*18

5*18+5*16

2

APX185-S8-B7

185

7 1/4

8*19

5*19+5*16

2

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Our Carbide Button Shape Selection

Spherical/Domed/Round Button

Spherical/Domed/Round Button are usually used as gauge buttons of DTH Bits, suitable for very abrasive and very hard formations.

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Parabollic/Semi-Ballistic Button

Parabollic/Semi-Ballistic Button are usually used as gauge buttons and front buttons of DTH Bits,suitable for medium abrasive and hard formations.

Ballistic Button

Ballistic Button are usually used as front buttons of DTH Bits, suitable for medium abrasive and medium hard formations. They also can be used as gauge buttons if the rock is soft.

Conical/Cone/Sharp Button

Conical/Cone/Sharp Button are usually used as front buttons of DTH Bits for soft formations where fast penetration rates are possible and button breakage is minimal.

Our Bit Face Shape Selection

Drop Center---For high penetration rates in soft to medium hard and fissured rock formations. Low to medium air pressures.Maximum hole deviation control.

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Concave Face---The all-round application bit face specially for medium hard and homogenerous rock formations.Good hole deviation control and good flushing capacity.

Convex Face---For high penetration rates in soft to medium-hard with low to medium air pressures.It is the most resistance to steel wash, and may reduce the load and wear on the gauge buttons,but poor hole deviation control.

Double Gauge Face---This kind of face shape is suitable for fast penetration rates in medium to hard rock formation.Designed for high air pressures and good resistance to steel wash step gauge bit.

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Flat Face---This kind of face shape is suitable for hard to very hard and abrasive rock formations in applications with high air pressures.Good penetration rates an resistance to steel wash.

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Payment Terms:TT/LC/DP/DA

Product Image

drill bit for top hammer hydraulic drilling rig 1
Img 1
drill bit for top hammer hydraulic drilling rig 2
Img 2
drill bit for top hammer hydraulic drilling rig 3
Img 3

Send Inquiry to this Member

Hunan APX Tools Import & Export Co.,Ltd

No.3 Building, Tianyi District, Qingshan Town,Leifeng Road, Yuelu District, Changsha City,Hunan Province,China(mainland)

Phone:
86-731-88883888
Fax:
86-731-88883888
Contact:
Fang (Manager)
Mobile:
15084825143

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