CONDENSATION SILICONES It was the first type of silicone impression material. Also known as conventional silicones. Setting occurs in room temp , so called as RTV silicones. Composition: Base paste Polydimethyl siloxane (hydroxy terminated) Colloidal silica or micro sized metal oxide filler putty viscosity – 60-70% medium viscosity – 35-75 % low viscosity – 5-15% [&hellip

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