Top Hammer products
Calculator
RPM CALCULATOR
Rock conditions
Abrasive rock
Normal rock
Soft rock
PM mm
8-9 mm
10-11 mm
11-12 mm
Calculation of rotation in percussive drilling
Hammer frequency
(Hz)
Bit diameter
(mm)
PM=Periphery movement
(mm)
Calculate your result
->
RPM
© Sandvik Mining and Construction Internet
Latest update:
12/14/2006 10:14:06 AM
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