http://www.ec21.com/ec-market/aerosil 200.html http://venusimpex.en.ec21.com/Minerals--3_3263777.htmlAerosil - 200 ). ( B ) Abrasive minerals. ( C ) Monolithic Refractories :- 1. High Alumina Refractory Cement ( 40, 50, 20010212 http://splitfire.en.ec21.com/Cabosill_Aerosill--1780980_1781002.htmlAerosil-Cabosil (Fumed Silica) ( Aer-o-sil 200 ) Thickening agent for epoxies, polyesters, and urethanes. Thicken resin20070306