Specifications
Appearance: milky white liquidSiO2 content: 40%
particle size: 10-20nm
PH value: 9-10.5
Packing: 250kg/drum
Product Description
Our COLLOIDAL SILICA are extensively used in investment casting industry .
Here is the detail specification of our JN-30 silica sol :
ITEM | SiO2, % | Na2O, % ≤ | pH value | Viscosity (25),mp a.s ≤ | Density (25),g/cm3 | Average particle diameter,nm |
JN-30 | 30.0-31.0 | 0.30 | 8.5-10.0 | 7.0 | 1.19-1.21 | 10-20 |
Term of validity
One year for the alkali based, half a year for the acid based.
Packaging & Shipping
Conditions for storage and transportation
Maintain 0-40°C during storage and transportation to avoid freezing of exposing to the sun.
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