Composite light heat insulation top oralia
The utility model relates to a composite light heat-insulation cap-mouth plate, which is composed of a light material layer and a high refractability material layer. The utility model has the advantages of convenient fabrication, easy acquirement of raw materials, low cost, and convenient operation,...
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Main Authors | , |
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Format | Patent |
Language | English |
Published |
24.03.1999
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Edition | 6 |
Subjects | |
Online Access | Get full text |
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Summary: | The utility model relates to a composite light heat-insulation cap-mouth plate, which is composed of a light material layer and a high refractability material layer. The utility model has the advantages of convenient fabrication, easy acquirement of raw materials, low cost, and convenient operation, and is suitable to cast steel cap mouths. The refractability is more than 1600DEG, and the shaping rate of steel ingot is increased by 4 to 10%. |
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Bibliography: | Application Number: CN1997237182U |