FIELD: technological process.
SUBSTANCE: invention is related to compositions of raw meals, which may be used for production of facing tiles. Raw meal contains the following, weight %: clay raw material 16.0-20.0; semiaquatic gypsum 1.0-2.0; ash-slag waste 48.0-50.0; sodium chloride 0.1-0.2; alkali 2.0-3.0; chamotte 16.0-20.0; liquid glass 4.0-6.0; sodium tripolyphosphate 0.4-0.8; lime 4.0-6.0.
EFFECT: increase of frost resistance of item made of meal.
1 tbl
| Title | Year | Author | Number |
|---|---|---|---|
| RAW MIXTURE | 2006 |
|
RU2331613C2 |
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|
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RU2501763C1 |
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|
RU2502700C1 |
| RAW MIXTURE | 2006 |
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| RAW MIX | 2012 |
|
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| SLIP FOR OBTAINMENT OF GLAZE COATING | 2007 |
|
RU2346900C2 |
