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Mining drill bits 43mm/ r32 button bits for ore mining
Made with high quality alloy steel bar and tungsten carbides, 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.
Phone:+86-371-55631256 E-mail:admin@hnzwky.com
Description:
Introduction
Made with high quality alloy steel bar and tungsten carbides, 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. No matter what kinds of rock—Soft rock, loose-medium rock, hard rock and any other special formations, just tell us what you need and leave others at our disposal, We can also do according to customers' drawing or sample. So if you are interested in our products, please feel free to let us know. We also wish can do business with the people from all over the world.
Features
1. High-strength structure alloy steel and carbide.
2. Transmit intensive impact energy into the rock with the least loss of energy.
3. Longer service life.
Parameter
Button bit-face design: Flat face, drop centre, tungsten carbide hemispherical and ballistic. Normal and retrac body. Couplings sleeve- manufactured with a middle stop to prevent walking along the thread. Include couplings sleeve. Shank adaptors - carburized and manufactured with tight tolerances and controlled straightness.
|
Diameter |
NO*Button Dia |
Gauge |
Flushing |
Approx's |
Part No. |
|||
|
Dia |
Front |
Gauge |
Buttons |
Hole |
Weight |
|||
|
mm |
inch |
EA |
EA |
Angle |
Front |
Side |
kg |
|
|
32 |
1 1/4 |
2*7 |
3*8 |
35 |
1*6 |
2*4 |
0.2 |
Q532-722 |
|
33 |
1 19/64 |
2*7 |
4*7 |
40 |
1*5 |
1*5 |
0.2 |
Q633-722 |
|
33 |
1 19/64 |
2*7 |
5*7 |
35 |
2*4 |
1*4 |
0.2 |
Q733-722 |
|
34 |
1 11/32 |
2*7 |
4*7 |
40 |
1*5 |
1*5 |
0.29 |
Q634-722 |
|
35 |
1 3/8 |
2*7 |
5*7 |
35 |
1*5 |
1*5 |
0.22 |
Q735-722 |
|
36 |
1 27/64 |
1*8 |
3*9 |
40 |
1*6 |
1*6 |
0.3 |
Q436-722 |
|
36 |
1 27/64 |
2*7 |
4*7 |
40 |
1*6 |
1*6 |
0.35 |
Q636-722 |
|
36 |
1 27/64 |
2*7 |
5*8 |
35 |
1*6 |
1*5 |
0.3 |
Q736-722 |
|
38 |
1 1/2 |
1*9 |
3*9 |
40 |
1*6 |
1*6 |
0.35 |
Q438-722 |
|
38 |
1 1/2 |
2*8 |
4*8 |
40 |
1*6 |
1*6 |
0.35 |
Q638-722 |
|
38 |
1 1/2 |
2*7 |
5*8 |
35 |
1*6 |
1*5 |
0.35 |
Q738-722 |
|
38 |
1 1/2 |
2*7 |
5*9 |
40 |
2*4 |
1*4 |
0.35 |
Q738-722A |
|
40 |
1 37/64 |
1*9 |
3*9 |
40 |
1*6 |
1*6 |
0.35 |
Q440-722 |
|
40 |
1 37/64 |
2*7 |
5*9 |
35 |
1*6 |
1*5 |
0.35 |
Q740-722 |
|
41 |
1 5/8 |
2*7 |
5*9 |
35 |
1*6 |
1*5 |
0.35 |
Q741-722 |
|
42 |
1 21/32 |
1*9 |
3*9 |
30 |
1*6 |
1*6 |
0.35 |
Q741-722 |
|
42 |
1 5/8 |
2*7 |
5*9 |
35 |
1*6 |
1*5 |
0.35 |
Q442-722 |
Ps: Special design is available upon your requirement.