单词 | jolt-squeeze |
释义 | > as lemmasjolt-squeeze jolt-squeeze n. Founding simultaneous or successive jolting of a moulding box and ‘squeezing’ of the sand in it (i.e. application of pressure at the top), as a means of packing the sand around a pattern; usually attributive. ΘΚΠ society > occupation and work > industry > working with specific materials > working with metal > [noun] > founding or casting > specific processes involved in rapping1851 false coring1866 sweeping1902 jar ramming1909 jolt ramming1909 jolt-squeeze1931 shell-moulding1951 1931 Jrnl. Iron & Steel Inst. 123 602 (heading) A novel combination jolt-squeeze moulding machine. 1955 R. W. Heine & P. C. Rosenthal Princ. Metal Casting iv. 53 Match-plate molding using jolt-squeeze machines is perhaps the simplest method of speeding up the molding of small castings. 1971 W. B. Parkes Clay-bonded Foundry Sand viii. 235 For most moulds, all that is needed is a simultaneous jolt-squeeze of a few seconds. < as lemmas |
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