fine dry sand sprinkled on to a mating surface of a mould to prevent adhesion of the mould surfaces and of the sand in each half of the mould.
| 单词 | θ216769 |
| 释义 | society > occupation and work > materials > derived or manufactured material > materials used in metallurgical processes > [noun] > sand or powder used in founding (2) parting sand1852 fine dry sand sprinkled on to a mating surface of a mould to prevent adhesion of the mould surfaces and of the sand in each half of the mould. parting1875 Founding. Fine dry sand or other powdery substance sprinkled on the facing surfaces of a mould to prevent adhesion. Cf. parting sand n. at… |
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