| 摘要 |
FIELD: manufacture of building materials. SUBSTANCE: composition contains, wt.-%: sulfur, 14-16; optical glass production waste with specific surface 2000-2200 sq. cm/g, 28-42; the same waste with particle size 0.6-1.25 mm, the balance. Elements are characterized by average specific weight 4060-4390 kg/cu. m, compression strength 41-45 MPa, and water- absorption capacity for 24 h, 0.45-0.54%. EFFECT: reduced cost. 1 tblo
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