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Roller cone bit - test
Roller cone bits are the most versatile rock drilling tools, because their range of application covers almost all varieties of rock formations: form softest to hardest. The bit is an integral constrution, consisting of three sections welded together (section-type bit) or three legs welded to a solid hull (hull-type bit), with freely rotating cones with milled steel teeth or press-fitted tungsten carbide inserts.
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Технические характеристики
Bit diameter, mm:
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Bit diameter, inch:
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Bit designation, IADC:
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Connection thread, API:
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Bearing type:
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Formation type:
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Rotation speed. RPM:
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Max. applicable load, kN:
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Weight, kg:
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Bearing/cooling type:
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Blow-through type:
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Nozzle diameter (extra in a bundle):
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Cutting structure:
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