Natural sodium bentonite in powder form for localised strengthening of waterproofing layers made using MAPEPROOF bentonite sheets. TECHNICAL DATA: Montmorillonite (XRD): > 95%. Free swelling (ASTM D 5890): > 27 ml/2 g. Fluid loss (ASTM D 5891): < 18 ml. Absorption of methylene blue: > 400 mg/g. Liquidity limit (UNI 10040): > 550%. Water absorption (ASTM E 946/43): > 750%. 1500/1000 Marsh viscosity: 38-40”. pH of filtered water: 9. Packaging: 25 kg paper bags.
Technical data sheet
Keep in touch
