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Large particle Series silica sol
Product Description
Product Features

The large particle size colloidal silica has an average particle diameter from 30 to 120 nm.

Product application field

Mainly used in ceramics, sapphire polishing, gallium arsenide, silicon wafer polishing and cement curing agents, refractory materials.


Note: Technical parameters can be adjusted and manufactured according to customers'needs


Technical Data

ITEMSpecifications
D3040D5040D8040D12040D12050
Average Dia, nm20-4040-6070-90110-130110-130
SiO2,%39-4139-4139-4139-4149-51
PH9.0-10.59.0-10.59.0-10.59.0-10.59.0-10.5
Viscosity (25ºC), MP a. S ≤1510101010
Density (25ºC), g/cm31.29-1.311.29-1.311.29-1.311.29-1.311.38-1.40
Na2O,% ≤0.030.030.030.030.03
Validity TimeOne yearOne yearOne yearOne yearOne year


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