مقالات سیلیسی
Grade 1 premium silica
Grade 1 premium silica Grade 1 premium silica – High-grade silica sand is an essential raw material in the world’s industrial development, particularly in the specialised glass, photo-voltaic panels, and many other industries. High-grade silica sand contains a high portion of silica (over 98% SiO₂) and is used for applications other than construction aggregates. …..