LHS studies stress wave method for rock drill impact energy measurement
The article details using stress waves to measure impact energy, validating the method against ISO standards and other techniques with low error rates.
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Rock drilling tools manufacturer
lhsrocktool.comLast updated
In short: LHS published extensive rock drilling guidance and covered global mining and critical minerals developments.
The article details using stress waves to measure impact energy, validating the method against ISO standards and other techniques with low error rates.
The process involves electric arc furnace melting, AOD refining, continuous casting, core inserting, hot rolling, and straightening to make drill rods.
The article details the history, structure, and specifications of T-thread, a trapezoidal thread for top-hammer rock drilling introduced by Sandvik to replace R-threads.
The study compares three manufacturing methods, finding hot rolling with a mandrel after deep-hole drilling yields the highest service life for H22-40SiMnCrNiMo drill rods.
In mining operations where productivity, cost control, and reliability are critical, having the right tools for the job can make all the difference. That’s why...
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