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Boring chisels line buy in Samara
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Boring chisels line

Boring chisels line

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Russia, Samara
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Technical characteristics
  • Type of bitRoller
Description
Boring chisels with a frequency of rotation up to 300 rpm. are intended for drilling of wells with use of the top drive and bottomhole engine.

The chisel has an oil-filled support which is pressurized by a thermooilproof face rubber-metal or radial sealing ring.

Surfaces of a persistent burt and the radial bearing of sliding are built up by a firm alloy.
The cavity of a support is filled with the greasing reducing friction coefficient in a support, its overheat and wear.

Support design

The support is executed according to the scheme: the roller rolling bearing - the ball rolling bearing - the face bearing of sliding - the radial bearing of sliding - the face bearing of sliding (a persistent heel).
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Boring chisels line
Boring chisels line
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