- Chemical Name:Sodium Silicate
- CAS Number:1344-09-08
METSO PENTABEAD® 20 are free-flowing, water-soluble beaded powders composed of metasilicate with a silica (SiO₂) to soda (Na₂O) ratio of 1. These sodium metasilicates are manufactured from sodium silicate glass, created by melting high-purity sand with soda ash in furnaces.