China OEM Rc Drill Pipe - Rotary Bit for Blast Hole Drilling – TDS
China OEM Rc Drill Pipe - Rotary Bit for Blast Hole Drilling – TDS Detail:
The Drill Store takes advantages of the latest design technology and manufacturing processes for our roller cutters, wildly used for raise boring, shaft boring and reverse circulating drillings.
The cutters use roller-ball-roller bearing configurations. Premium ball, roller bearings and proprietary grease in creasebearing life and capacity, which leads to the greatly in creased serving life of the cutters. Our Metal face seals use proprietaryo- ring material. These Metal face seals have prove n to in crease bearing life versus our competitors in harsh environments and tough drilling conditions.
Avalibale IADC
Series | Application | Operating Parameters | |
Rotating Speed(RPM) | Weight on Bit-WOB(lb/in) | ||
30 | Very Soft | 70-140 | 1000-4000 |
40 | Soft | 70-140 | 1000-4000 |
50 | Soft to Medium | 50-140 | 2000-5000 |
60 | Medium to Hard | 50-110 | 3000-6000 |
70 | Hard | 50-90 | 3500-7500 |
80 | Extremely Hard | 40-80 | 5000-8000 |
Available Sizes
Bit Size | ||
in | mm | Pin Size |
6 3/4 | 171 | 3 1/2 |
7 7/8 | 200 | 4 1/2 |
8 1/2 | 216 | |
9 | 229 | |
9 7/8 | 251 | 6 5/8 |
10 5/8 | 270 | |
11 | 279 | |
12 1/4 | 311 | |
13 3/4 | 350 |
Product detail pictures:
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We love an incredibly fantastic standing amid our consumers for our superb item high quality, aggressive rate and also the finest assistance for China OEM Rc Drill Pipe - Rotary Bit for Blast Hole Drilling – TDS , The product will supply to all over the world, such as: Johannesburg, Finland, Bangladesh, We have a dedicated and aggressive sales team, and many branches, catering to our main customers. We are looking for long-term business partnerships, and ensure our suppliers that they will definitely benefit in both short and long run.
By Albert from Congo - 2018.10.31 10:02
The company comply with the contract strict, a very reputable manufacturers, worthy a long-term cooperation.
By Carol from Casablanca - 2018.04.25 16:46
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