Microsilica, also known as silica fume, is an ultrafine powder with high SiO2 content and high pozzolanic activity. It is used as a property-enhancing material in many areas, such as concrete construction, refractory, chemical fertilizer.
ACC has been supplying micro silica since 2005. Our densified , undensified, and white microsilica products are with minimum SiO2 contents ranging from 85% to 98%, which have been used in many famous projects around the world. ACC can also provide micro-silica powder with higher SiO2 contents and specifications according to the requirements of customers.
ACC microsilica complies with ASTM C 1240 and EN13263:2005 standards and has been recognized by SGS, Exova, and other famous test authorities and ENR enterprises. The recycle, densifying and filling processes are automatically integrated in a closed environment without any mixture or impurities. We can fix clientsâ?? orders in a stable production base so as to ensure the consistency and stability of quality.
