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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.

Chemical Family: Silica

Features: Excellent Scratch Resistance

Technical Data Sheet
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Knowde Enhanced TDS

Identification & Functionality

Carrier
Chemical Family
Industrial Additives Functions

Features & Benefits

CASE Ingredients Features

Applications & Uses

Compatible Substrates & Surfaces
Industrial Additives End Use

Properties

Physical Form
Appearance
Translucent Liquid
Typical Properties
ValueUnitsTest Method / Conditions
SiO2 Content40%
Na2O Content0.3%
Particle Size20nm
Specific Surface Area135m2/g
Viscosity10cP
pH10
Surface ChargeNegative