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NexSil™ 12HS is an alkaline dispersion of 12 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, metal surface treatment, textile treatment, catalyst binder or other applications where a very small particle size colloidal silica is required.

Chemical Family: Silica

Features: Excellent Scratch Resistance

Technical Data Sheet
  • TypeDocument Name
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Knowde Enhanced TDS

Identification & Functionality

Carrier
Chemical Family
CASE Ingredients Functions
Industrial Additives Functions

Features & Benefits

CASE Ingredients Features

Applications & Uses

Compatible Substrates & Surfaces
Industrial Additives End Use

Properties

Physical Form
Appearance
Translucent Sol
Typical Properties
ValueUnitsTest Method / Conditions
SiO2 Content39 - 41%
Na2O Content0.3 – 0.5%
Particle Size10 - 14nm
Specific Surface Area187 - 260m2/g
Viscositymax. 20cP
pH9.3 – 10.3
Surface ChargeNegative

Packaging & Availability

Packaging
  • 55-gallon plastic drums, 580 pounds net
  • 275-gallon IBC, 2750 pounds net

Storage & Handling

Handling

Keep from freezing.