New test method for drill-bit teeth

Author: Bogomolov R.   Nassif N.   Gromakovskii D.   Ibatullin I.   Kremlev V.  

Publisher: Springer Publishing Company

ISSN: 0009-2355

Source: Chemical and Petroleum Engineering, Vol.41, Iss.11-12, 2005-11, pp. : 599-603

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Abstract

A bench for impact-resistance testing of teeth, the sequence of the tests, and the selection of testing regimes, as well as results of investigation of the effect exerted by the pressure in hydraulic system on the percussive force with the tooth raised to different heights above the plate and for a load frequency of 4 Hz are presented.