Manufacturing And Production Technology
The snag grinding is done

To grind exterior cylindrical surfaces
To remove considerable amount of metal without regard to accuracy of the finished surface
To produce good surface finish and high degree of accuracy
Any one of the above

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

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

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