Aerosil 200 – 1kg
Filler, Thickener, Hydroscopic powder,
Surface area: 200m²/g
Density : 50g/lit
Aerosil 200 is a hydrophilic silica with specific surface area of 200 m2/g. Wide application as a filler and thickener for paints, adhesives, silicon rubber, printing ink and even cosmetic formulation like tooth paste, balm and cream. In dry powders it is an anti caking agent and as a free flowing agent. A mild abrasive in tooth paste and plastic polish.
Much finer than colloidal silica it function effectively as rheology and thixotropic control in liquid system, binders and polymer resins like polyester and epoxies. In paints it function as anti settling, anti sagging and thickening. Silicon rubber, PU rubber and liquid latex are reinforced with Aerosil fillers. Its hydrophilic and excellent hydroscopic absorption properties helps in retaining scent in soap, candles, body powder and lotions creams. Absorbs liquid turning to solid.
In plaster craft and cement castings its porosities assist to retain scent and fragrants as scented decorative display commonly known as aroma stone.
Specific surface area (BET) M2/g 200
Tempered density 50g /l
Moisture wt% 1.5
Ignition loss wt % 1%
PH % 3.7-4.7
Sio2 content w % 99.8