CPC C04B 14/045 (2013.01) [C04B 14/041 (2013.01); C04B 14/22 (2013.01); C04B 32/00 (2013.01); C04B 40/0067 (2013.01); C04B 40/0071 (2013.01); C04B 40/0089 (2013.01); C04B 2201/20 (2013.01)] | 19 Claims |
1. Synthetic silicate granules comprising:
52.5-59.8 wt % of SiO2,
33.5-41.1 wt % of Al2O3, and
0.3-3.1 wt % of Na2O,
based on the weight of the synthetic silicate granules,
wherein the granules comprise a crystalline phase in a range 5-80 wt. %, based on the weight of the synthetic silicate granules.
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