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单词 moulding sand
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moulding sand
moulding sand n. sand which may be packed tightly around a pattern to form a mould for molten metal or (less commonly) clay; any sand of this consistency.
ΚΠ
1840 Civil Engineer & Architect's Jrnl. 3 33/1 Where the operations are conducted with a black material, namely, the moulding sand.
1930 Engineering 21 Feb. 247/1 Simple tests have been devised for regular daily foundry control of moulding sands.
1969 G. M. Bennison & A. E. Wright Geol. Hist. Brit. Isles xii. 274 The Pebble Beds are followed by the Upper Mottled Sandstone ≡ Moulding Sand... The term moulding sand refers to their widespread use.
1985 Paleobiology 11 337/2 The enveloping sand evidently possessed excellent ‘molding’ properties. Such ‘molding sands’ are discussed by Milner et al.
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