| abstract |
SHORT One of the aluminates is hydrated, between approximately 10 ° and 100 ° C. anhydrous synthetic calcium specially prepared or derived from manufacture of hydraulic binders, or calcium silicates anhydrous, ground to medium fineness, with a quantity of water as it forms pasta, dry extracts between 5 and 70% by weight; or vigorously stirred at least the large particles during hydration, the suspension is dried formed and the dry powder obtained is collected. The powders formed can be used as fillers industrial. |