China OEM Kaishan Air Compressor - Rotary Bit for Blast Hole Drilling – TDS
China OEM Kaishan Air Compressor - 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 have a highly efficient team to deal with inquiries from customers. Our goal is "100% customer satisfaction by our product quality, price & our team service" and enjoy a good reputation among clients. With many factories, we can provide a wide range of China OEM Kaishan Air Compressor - Rotary Bit for Blast Hole Drilling – TDS , The product will supply to all over the world, such as: Lithuania, South Korea, Indonesia, With the aim of "compete with good quality and develop with creativity" and the service principle of "take customers' demand as orientation", we will earnestly provide qualified products and solutions and good service for domestic and international customers.
By Abigail from Bolivia - 2018.05.13 17:00
Perfect services, quality products and competitive prices, we have work many times, every time is delighted, wish continue to maintain!
By Meredith from Botswana - 2017.11.12 12:31
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