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2022-08-16 07:18:58 - Translate -

Why is silica sol used in investment casting?Silica sol is a milky colloid. Due to the small colloidal particles (10-20 microns) and the large surface area, the natural color of the coating material is not affected. Silica sol is miscible with water, but not with organic solvents. It can be dissolved in any proportion of alcohol or water mixed solution. Its distinctive feature is that it has...

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