Sepiolite 30/60 is composed of hydrous magnesium silicate.

Chemical Name: Magnesium Silicate

CAS Number: 13776-74-4

Labeling Claims: Asbestos-free

Synonyms: Magnesium metasilicate (MgSiO3), Magnesium silicate (Mg2(SiO3)2), Magnesium silicon oxide (MgSiO3)

Technical Data Sheet

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Identification & Functionality

Features & Benefits

Labeling Claims

Properties

Typical Properties
ValueUnitsTest Method / Conditions
Total Crystalline Silica (Quartz)5%SWeRF method
Respirable Fraction1.7%SWeRF method
Respirable Crystalline Silicamax. 0.1%SWeRF method
Respirable Quartz0.085%SWeRF method
Physico-Chemical Properties
ValueUnitsTest Method / Conditions
Moisture Content6 - 12%-
Bulk Density560 - 640g/l
Water Absorptionmin. 100%
Oil Absorptionmin. 75%
Surface Area240m²/gBrunauer-Emmett-Teller
Specific Gravity 2.3g/cm³
Particle Size Distribution
ValueUnitsTest Method / Conditions
Particle Size Distribution (by Dry Sieving Residue on 850 μm, ASTM 20)0.0%
Particle Size Distribution (by Dry Sieving Residue on 250 - 150 μm, ASTM 100)max. 2%
Particle Size Distribution (by Dry Sieving Finer than 150 μm, ASTM <100)max. 1%
Mineral Profile
ValueUnitsTest Method / Conditions
Sepoilite (Asbestos free)80%-
Sepoilite (Other clays)20%-

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