Manufacturing And Production Technology
The floating position of the holding fixture in a rotary transfer device is used to

Reduce the tendency to over-index
Improve the accuracy of location
Improve upon the acceleration and deceleration characteristics
Reduce the cycle time

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Manufacturing And Production Technology
The effect of setting a boring tool above center height leads to

Decrease in both effective rake angle and effective clearance angle
Decrease in the effective rake angle and an increase in the effective clearance angle
Increase in the effective rake angle and a decrease in the effective clearance angle
Increase in both effective rake angle and effective clearance angle

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Manufacturing And Production Technology
The primary purpose of a sprue in a casting mould is to

Feed the casting at a rate consistent with the rate of solidification
Help feed the casting until all solidification takes place
Feed molten metal from the pouring basin to the gate
Act as a reservoir for molten metal

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