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calcine |
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calcine [′kal‚sīn] (engineering) To heat to a high temperature without fusing, as to heat unformed ceramic materials in a kiln, or to heat ores, precipitates, concentrates, or residues so that hydrates, carbonates, or other compounds are decomposed and the volatile material is expelled. To heat under oxidizing conditions. (materials) Product of calcining or roasting. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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The thermal sand removal system (TSR) serves three functions--it burns off the sand from the casting, calcines the sand for reuse and provides a solution heat treatment to the casting. Alcoa produces commodity hydrates and calcines -- the materials necessary for producing alumina-based chemicals. Here, they are reclaimed in an automatic system that delumps, calcines and blends new sand and clay before conveying the reclaimed sand back to the molding rooms. |
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