- Chemical Family:Silica
- Features:Excellent Scratch Resistance
NexSil 20 is an alkaline dispersion of 20 nm colloidal silica at 40% SiO2 concentration in water. The particles are negatively charged and have a high specific surface area. The product can be used in a wide variety of applications such as precision investment casting, precision polishing, metal surface treatment, textile treatment, catalyst binder or other applications where a small particle size colloidal silica is required.