 Ibs. lead, 2 Ibs. antimony, and 1 Ib. bismuth. The antimony and bismuth are added when the lead is melted. This alloy expands in cooling ; the mould is, therefore, entirely filled when the metal is cold, and no blemish is found in the letters. Stereotype...  Facts in Chemistry - Page 33by William Laver - 1842 - 92 pagesFull view - About this book
 | Luke Hebert - Industrial arts - 1835 - 816 pages
...Ibs. antimony, and 1 Ib. bismuth. The antimony and bismuth are added when the lead is melted. This alloy expands in cooling ; the mould is, therefore, entirely filled when the metal is cold, and no blemish is found in the letters. Stereotype plates are formed of this alloy.... | |
 | Luke Hebert - Industrial arts - 1836 - 814 pages
...Ibs. antimony, and 1 Ib. bismuth. The antimony and bismuth are added when the lead is melted. This alloy expands in cooling ; the mould is, therefore, entirely filled when the metal is cold, and no blemish is found in the letters. Stereotype plates are formed of this alloy.... | |
 | Science - 1841 - 444 pages
...Ibs. antimony, and 1 Ib. bismuth. The antimony and bismuth are added when the lead is melted. This alloy expands in cooling ; the mould is, therefore, entirely filled when the metal is cold, and no blemishis found in the letters. Stereotype plates are formed of this alloy. Some... | |
 | John Purdue Bidlake - 1858 - 288 pages
...music plates, 2 lead, 1 antimony. „ stereotype plates, 9 lead, 2 antimony, 1 bismuth. The latter alloy expands in cooling, the mould is therefore entirely filled when the metal is cold, and no blemish is found in the letters. The antimony also gives a hardness to the lead,... | |
 | James Larkin - Brass founding - 1866 - 336 pages
...antimony, and 1 pound of bismuth. The antimony and bismuth are added when the lead is melted. This alloy expands in cooling ; the mould is therefore entirely filled when the metal is cold, and no •blemish is found in the letters. Stereotype plates are formed of this alloy.... | |
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