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  4. Silica

Ceramic Raw Materials

Silica

Silica is the most abundant component in the earth's crust.
We have competitive technologies to produce high-purity silica from natural silica minerals.
In addition, we provide high-purity silica manufactured in our partner factory in overseas.
  • Product line-up
    Silica Rocks, Silica Sand, High-Purity Silica
  • Usage examples
    Various Raw Materials for Glass
    Semiconductor Encapsulation
    Raw Materials for Glazes
  • High-Purity Silica
    This is the product which has been purified from natural silica rocks in-house.

Main analytical values

(%)

Types KCMSilica KCMSilica
05/250 025/250
Chemical composition
SiO2 (%) 99.99 99.99
Al2O3 (ppm) 40 40
Fe2O3 0.45 0.2
TiO2 2.5 2.5
Na2O 2.5 2.5
K2O 3 2.5
Cr 0.01 0.01
Cu 0.01 0.01
Mn 0.01 0.01
Ni 0.01 0.01
Pb 0.01 0.01
Particle size distribution
Maximum particle size (μm) 250 250
Average particle size 150 150

(%)

Types TAMSilica TAMSilica Silica20C
20/250 Fines
Chemical composition
SiO2 (%) 99 99 99
Al2O3 (ppm) 20 25 55
Fe2O3 20 35 15
TiO2 40 40 10
Na2O 8 8 15
K2O 3 3 11
Particle size distribution
Maximum particle size (μm) 250 150 250
Average particle size 120 40 120

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