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Silica flour is a fine powder made from silica sand, a naturally occurring mineral. Silica flour is composed of silicon dioxide (二氧化硅), which is one
Silica fume Properties Silica fume, 也称为微硅粉 (CAS 号 69012-64-2, EINECS number 273-761-1). It is divided into two types: densified microsilica and undensified
