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Which of the following is not true about the requirements of material selection for tool maker’s flats?

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in Engineering Metrology by (829k points)
Which of the following is not true about the requirements of material selection for tool maker’s flats?

(a) Suitable surface for the wringing purpose

(b) High degree of rigidity

(c) Wear resistance

(d) Absorb radiant heat

The question was asked in final exam.

This interesting question is from Tool Maker’s Flats and High Precision Surface Plates in division Linear Measurements of Engineering Metrology

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Correct answer is (d) Absorb radiant heat

Best explanation: Material should have a proper surface so that gauges can be wrung on to it and it should have a high degree of rigidity and freedom from warping. Material should reflect radiant heat.

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