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Basic principles of broaching
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In broaching metals and alloys, HSS broaches are used at cutting velocity of
10 to 20 m/min and carbide broaches at 20 to 40 m/min. The value of tooth rise varies within 0.05 mm to 0.2 mm for roughing and 0.01 to 0.04 mm for finishing teeth.
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Different types of broaches
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Grinding
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Grinding wheel and workpiece interaction
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Interaction of the grit with the workpiece
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Effect of grinding velocity and rake angle of grit on grinding force
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Variation of critical grit depth of cut with grinding velocity
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Chip accomodation problem in grinding
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Grit depth of cut and wheel-workpiece contact length
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Determination of grit spacing and grit protrusion
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Specific energy consumption
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Specification of grinding wheel
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Selection of grinding wheels
Types of abrasives Aluminium oxide Silicon carbide Diamond cBN
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Truing and dressing of grinding wheel
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Surface grinding machine
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