511 - 520 of 576
hard rock drilling dth bits
Selling leads
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... Weight (less bit) 487kg (1071lbs) Hole range 305mm-445mm Working pressure 10-25bar Impact rate at 1.7 Mpa 16Hz Recommended rotation speed 15-25 r...
2024-12-09 12:11:40
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... 3 1/2" REG pin Weight (less bit) 100kg Hole range 155mm-203mm Working pressure 10-35bar Impact rate at 1.7 Mpa 23Hz Recommended rotation speed 20...
2024-12-09 12:11:40
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...Bit For Tophammer Drilling With Long Service Life Product Introduction: The thread button bits are widely used in metallurgy mine, geological ...
2024-12-09 12:42:49
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Hard Formation Reverse Circulation RC Drill Bit Remet or Metzke connection RC bits specifications: RC bits Model RC3-E531 for shank RE531 Diameter No. ...
2024-12-09 12:18:58
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... is drilled. This produces gravel size rock chips, clay to sand sized sediments. The rock chips are brought to the surface by compressed air. The ...
2025-07-29 00:06:18
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... drilling sand bridge, salt bridge, scraping off the dirt of casing wall and hard wax and some mineral crystallization. Still can scraping well ...
2024-12-09 12:27:56
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Chevron Step Drag Bit Carbide Blade Drag Bit 2 3/8"~6 5/8" API reg pin Product specifications: A drag bit is simply a series of blades (usually three ...
2024-12-09 12:11:48
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... Recommended rotation speed 20-35 r/min Air consumption 10-25 bar 980-1150 CFM It is a convertional DTH hammer. DTH hammers without footvalve can ...
2024-12-09 12:11:40
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Product description Revirse circulation drilling is a technique of drilling that uses dual wall drill rods that consist of an outer drill rod with an ...
2024-12-09 12:33:51
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...drilling uses a bit attached to a down-hole hammer to produce a hole. Unlike diamond drilling, RC drilling produces samples of rock cuttings rather ...
2024-12-09 12:38:29
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