Читать книгу Henley's Formulas, Recipes and Processes (Applied Chemistry) - Various - Страница 291

I.—For lining cross-head slides: Lead, 65 parts; antimony, 25 parts; copper, 10 parts. Some object to white metal containing lead or zinc. It has been found, however, that lead and zinc have properties of great use in these alloys.

II.—Tin, 85 parts; antimony, 7 ¹/₂ parts; copper, 7 ¹/₂ parts.

III.—Tin, 90 parts; copper, 3 parts; antimony, 7 parts. {80}