| 释义 |
spelter, n.|ˈspɛltə(r)|
Also 8–9 speltre.
[Corresponds to OF. espeautre, MDu. speauter, Du. and G. spiauter, LG. spialter, but the immediate source is not clear. Related to pewter.]
1. Zinc. (Now only Comm.) Also locally applied to various ores.
1661Boyle Certain Physiol. Ess. (1669) 194 Leaving a lump or two of Spelter there for two or three days. 1671J. Webster Metallogr. Pref. B ij b, Ores..of Antimony, Tin⁓glass, Spelter, Talk, and Cinnober. 1733Tull Horse-Hoeing Husb. xxii. 350, I have often made them with a mix'd Metal, of half Pewter and half Spelter. 1758Borlase Nat. Hist. Cornw. 129 Of bismuth, speltre, zink, naptha,..I have received specimens from several parts of Cornwall. 1799G. Smith Laboratory I. 106 Fling into it one ounce of spelter, i.e. zinc. 1835Penny Cycl. IV. 182/2 The articles which Belgium supplies to England are oak⁓bark,..spelter, and sheeps' wool. 1860Ure's Dict. Arts (ed. 5) III. 1076 The general consumption of Spelter throughout the world is about 67,000 tons per annum. 1912Trans. R. Geol. Soc. Cornwall XIV. 153 In some of the deeper levels..an intimate mixture of chaliopyrite and garnet, which sometimes contains cassiterite also, locally known as ‘spelter’, has been met with in considerable quantities.
2. An alloy or solder of which zinc is the principal constituent.
1815J. Smith Panorama Sci. & Art I. 51 The hard solder for copper, is a soft fusible sort of granulated brass, well known to artists under the name of spelter. 1824Mechanic's Mag. No. 26. 415 Method of making spelter for brazing iron, copper, etc. 1854H. Miller Sch. & Schm. (1858) 392 An elderly tinker..sat admiring a bit of spelter of about a pound weight. It was gold, he said.
3. attrib. and Comb., as spelter-box, spelter-dust, spelter-heap, spelter-maker, spelter-ore.
1684Lond. Gaz. No. 1991/4 There is another Watch a Spelter Box and Case all in one. 1758Borlase Nat. Hist. Cornw. 129 Speltre ore I have had from a mine near St. Columb. 1868Q. Rev. No. 248. 346 Covering acres of ground like the spelter and cinder heaps. 1882Blackmore Christowell xlv, Where mine-slag, sparry rocks, and spelter dust combined to glare with intense heat. 1884C. G. W. Lock Workshop Rec. Ser. iii. 18/1 Spelter or zinc statuettes, known in the trade as imitation or French bronze. 1897Allbutt's Syst. Med. II. 940 Spelter workers,..that is, men who smelt zinc ore, occasionally suffer from plumbism.
b. spelter solder, a solder made from zinc and copper.
1671Boyle Usef. Nat. Philos., Trades 19 Though common Spelter-soder be much cheaper, than that which is made with Silver instead of Spelter. 1797Encycl. Brit. (ed. 3) XVII. 745/1 In this heat soft solder is just ready to melt, and has no tenacity;..even spelter solder is considerably weakened by it. 1843Holtzapffel Turning I. 268 Soft spelter-solder, suitable for ordinary brass work, is made of equal parts of copper and zinc. 1873Spon Workshop Rec. Ser. i. 365/2 This solder possesses several advantages over the usual spelter solder or brass.
Hence ˈspelter v. trans., to unite with spelter solder.
1861W. Graham Brassfounder's Man. 34 When the work is cleaned, bound, fluxed, and speltered, the whole is subjected to a clear charcoal or coke fire. |