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Aerosil 200
Fumed silica
Fumed Silica
112945-52-5
The most commonly used AEROSIL grade for controlling the rheology of liquid systems and improving the free flow characteristics of powders.
In the field of PVC plastisols, AEROSIL serves as a viscosity regulating agent when added in small quantities.
Appearance: fluffy white powder
BET surface area: m 2/g: 200 +/- 25
Average primary particle size: nm: 12
Compacted apparent density: normal material: g/l: appr. 50, densed material ("V"): g/l: appr. 120
Moisture when leaving plant site (2 hours at 105C): <1.5
Ignition loss: (2 hours at 1000C): <1
pH-value: 3.6-4.3
SiO2: %:>99.8 , Al2O3: %: <0.05 , Fe2O3: %: < 0.003 , TiO2: %:<0.03 , HCl:%: 0.025
Sieve residue (45 nm): <0.05
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Degussa AG
ÀüÈ­¹øÈ£ +49-69-218-01
Æѽº¹øÈ£ +49-69-218-3218
ȨÆäÀÌÁö www.degussa.com
À̸ÞÀÏ info@degussa.com
ÁÖ¼Ò Wei©¬frauenstra©¬e 9 60287 Frankfurt am Main
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