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Manufacturing And Production Technology

Manufacturing And Production Technology
Crater wear is predominant in

High speed steel tools
Tungsten carbide tools
Carbon tool steels
Ceramic tools

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Manufacturing And Production Technology
Tool signature consists of __________ elements.

Seven
Four
Five
Two

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Manufacturing And Production Technology
High speed steel cutting tools operate at cutting speeds _________ than carbon steel tools.

5 to 8 times higher
8 to 20 times higher
2 to 3 times lower
2 to 3 times higher

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Manufacturing And Production Technology
For machining a mild steel workpiece by a high speed steel tool, the average cutting speed is

15 m/min
5 m/min
30 m/min
10 m/min

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Manufacturing And Production Technology
The tap used to cut threads in a blind hole is

Second tap
Any one of these
Bottoming tap
Taper tap

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Manufacturing And Production Technology
In orthogonal turning of a low carbon steel bar of diameter 150 mm with uncoated carbide tool, the cutting velocity is 90 m/min. The feed is 0.24 mm/rev and the depth of cut is 2 mm. The chip thickness obtained is 0.48 mm. If the orthogonal rake angle is zero and the principle cutting edge angle is 90⁰, the shear angle in degree is

30.56
26.56
20.56
36.56

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