摘要 |
FIELD: construction.SUBSTANCE: raw mixture for production of expanded clay contains, pts. wt.: montmorillonite clay 42.0-43.0, refuse of an overburden rock - bentonite clay 40.0-45.0, fly ash 10.0-15.0, calcium borate 2.0-3.0.EFFECT: increase of strength of expanded clay, obtained from the raw mixture.1 tbl |