lf25aub-z3 3/4

lf25aub-z3 1

Specific gravity (ASTM C128): >2.50 Acid Solubility (AWWA B100): < 5% Hardness (Mohs Scale): 6-8 Sphericity and Roundness (API RP56): 0.6 Sodium Soundness (ASTM C88): <15% Test for Clay (ASTM C40 or C117): plate 1 and 2 Unit Weight and Voids (ASTM C29): 100 lb/cu ft Chemical Analysis: SiO2: 98-99; Al2O3: 0.03-0.3, Fe2O3: 0.03-0.3, Na2O, K2O, TiO2, MnO2, MgO: to 0.05.

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