Verified Company
Zhengzhou Yukun Machinery Equipment Co., Ltd.
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Specification of drilling rock bit
1. Drilling rock bits mainly be compatible with hydraulic rock rill and hydraulic drilling rod.
2. Drilling rock bits are made with best quality alloy steel bar and tungsten carbides, through special heat treatment
3. There are different thread types of drilling rock bits from 50-127mm
4. Drilling rock bits are applied in down the hole drilling and exploring open-cut mine
5. High quality drilling holes, fast drilling speed, no need regrinding and high working efficiency
Feature of drilling rock bit
(1) Type: drilling rock bit
(2) Diameter: 50-127mm
(3) Bit design: flat, flat retrac, drop center, drop center retrac
(4) Thread diameter: 32, 38, 45, 51mm
(5) Package: in wooden case or in carton
(6) Productivity: 20000pcs/ month
Parameter of drilling rock bit
Material of drilling rock bit
Item | material |
Button bit | Tungsten carbide |
Button rock drill bit alloy head | Yk05 |
Mf rod | 22SiMnCrNiZMo and 22CrNi3Mo |
Bench drill rod | 22SiMnCrNiZMo and 22CrNi3Mo |
Shank adapter | 30CrNi4Mo and 18CrNi3Mo |
Pneumatic picks tools | T10 |
Extension rod | 35SiMnMo |
Small hole drilling tools | 55SiMnMo and 95CrMo |
More details of drilling rock bit
All thread bits are available in various flushing hole configuration. In general, the rule is that:
1. Semi-spherical type bit design are applied to very hard rock
2. Ballistic type to medium hard
3. Conical type to soft rocks.
Bit design | Brief Introduction |
Drop center |
Perfect in abrasive formations where there is accelerated button wear or in medium to hard rock when ballistic buttons have tendency to break.
|
Drop center/retrac |
To be used in medium-hard and fissured rock formations, better hole deviation control.
|
Flat front
|
Ideal for medium hard rock when the rock formation causes heavy gauge wear on the bit. Can also used in very hard and abrasive rock formations.
|
Pictures of drilling rock bit
Steps to complete whole deal
1. Firstly please write down your any questions below.
2. We negotiate the design, material, color, size and others in accordance with client’s requirement and our recommendation.
3. We give the best offer.
4. Clients accept the offer and we send proforma invoice.
5. Client transfers more than 30% deposit and production begins.
6. After production, we will send ready products photos.
7. After client’s confirmation, we will arrange shipment, send copy shipping documents like B/L, commercial invoice and packing list.
8. Client transfer balance payment and we send original documents by express or Telex Release.
9. We will give you satisfying answers to any questions in using process, with lifetime guarantee.