R25 Button Drill Bit Tungsten Carbide Rock Thread
R25 Tungsten Carbide Rock Drilling Bits Thread Button Bits
R25 R28 R32 R38 button bit threaded drill bits granite rock drilling thread button bits are widely used in all kinds of mining, drilling, quarrying, engineering, construction, water well drilling, oil exploring industries etc. The thread button bits are made with high quality of best quality alloy steel bar and tungsten carbides with superior wear resistance and impact toughness superior, through heat treatment so that it can withstand the toughest rock drilling demands, and transmit intensive impact energy into the rock with the least possible loss of energy.
|
Type |
Thread Button Bit |
|
Material |
tungsten carbide |
|
Use |
Ore Mining, quarry,mining,blasting,construction,open bit etc. |
|
Advantages |
high quality and factory prices |
|
Boby type |
Normal type or retrac type |
|
Thread |
R22, R25, R28, R32, R35, R38, T38, T45, T51, ST58, GT60, GT68 |
|
Tungsten carbide |
Spherical, ballistic,Conical,Hemispherical |
|
Fact type |
Drop Center, Flat Face, Convex, Concave, etc |
|
Color |
According to your requirements |
R25 Thread Button Bit Specification
|
Bit Dia. |
Buttons and Size (mm) |
Flushing Hole |
Weight |
Part Number |
||||
|
mm |
inch |
Front |
Gauge |
Angle |
Front |
Side |
kg |
|
|
Spherical |
||||||||
|
33 |
1 2/7 |
2x7 |
5x7 |
35° |
1 |
1 |
0.4 |
B733-R25-S |
|
35 |
1 3/8 |
2x7 |
5x8 |
35° |
1 |
1 |
0.4 |
B735-R25-S |
|
38 |
1 1/2 |
2x7 |
5x8 |
30° |
1 |
1 |
0.5 |
B738-R25-S |
|
38 |
1 1/2 |
2x7 |
5x9 |
30° |
1 |
1 |
0.5 |
B738-R25-S |
|
41 |
1 5/8 |
2x9 |
4x9 |
35° |
1 |
2 |
0.6 |
B741-R25-S |
|
41 |
1 5/8 |
2x8 |
5x9 |
35' |
1 |
1 |
0.6 |
B741-R25-S |
|
45 |
1 7/9 |
2x9 |
4x11 |
35° |
1 |
2 |
0.6 |
B645-R25-S |
|
45 |
1 7/9 |
2x8 |
5x10 |
30° |
1 |
2 |
0.6 |
B745-R25-S |
|
45 |
1 7/9 |
2x8 |
5x11 |
30° |
1 |
2 |
0.6 |
B745-R25-S |
|
Ballistic |
||||||||
|
33 |
1 2/7 |
2x7 |
5x7 |
35° |
1 |
1 |
0.4 |
B733-R25-B |
|
35 |
1 3/8 |
2x7 |
5x9 |
25° |
1 |
1 |
0.4 |
B735-R25-B |
|
38 |
1 1/2 |
2x7 |
5x9 |
40° |
1 |
1 |
0.5 |
B738-R25-B |
|
41 |
1 5/8 |
2x8 |
5x9 |
40° |
1 |
1 |
0.6 |
B741-R25-B |
|
45 |
1 7/9 |
2x9 |
5x10 |
35° |
1 |
2 |
0.6 |
B745-R25-B |
R25 33mm Spherical and Ballistic Button Bit
R25 35mm Spherical and Ballistic Button Bit
R25 38mm Spherical and Ballistic Button Bit
R25 41mm Spherical and Ballistic Button Bit
R25 45mm Spherical and Ballistic Button Bit
R25 type of bit is well known for its high wear resistance on medium-hard to hard abrasive rock formations (between 200 Mpa to 260 Mpa compressive strength).
Featuring spherical tungsten carbide inserts that are known to have strong configuration against carbide fracture.
The bit face design is ideal for medium-hard to hard abrasive rock
Applications
Used in small hole drilling.
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