LUDOX® Monodispersed Colloidal Silica


LUDOX® Colloidal Silicas are water-based dispersions of amorphous silica ranging in particle size from 5-22 nanometers.  Each grade of LUDOX® colloidal silica has a very tight particle size distribution and varies in pH, silica sol charge, and stabilizing mechanism.

The applications for this versatile product are virtually endless.  Find the grade of LUDOX® that best suits your application below or try out our convenient selector guide.
23 Products
LUDOX® AS-40 container
LUDOX® AS-40 is an alkaline 40% aqueous dispersion of colloidal silica with a particle size of 22 nm. It is stabilized with ammonium and used as a high temp binder and catalyst in a wide range of industrial applications.
LUDOX® HS-30 container
LUDOX® HS-30 is a colloidal silica with an average particle size of 12 nm particle size. It is used as a binder in casting and ceramics applications.
LUDOX® AM, 30% Silica container
LUDOX® AM is an aqueous dispersion of silica that has been modified to be stable over a wide pH range. It is used primarily as as a binder & flocculant.
Lithium Polysilicate container
Lithium Polysilicate is an aqueous solution of SiO2/Li2O with a high ratio silicate of 4.8. It is commonly used as a concrete hardener.
LUDOX® TMA container
LUDOX® TMA is an anionic colloidal silica designed to be stable over a broad pH range. It is used to prepare "hybrid" binders for slurries used in casting.
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LUDOX® Monodispersed Colloidal Silica Articles
LUDOX® - Improved Resiliency for Building & Construction thumbnail
LUDOX® Colloidal Silica is used in a wide range of processes to improve the and resiliency of building materials. Formulating LUDOX™ into concrete, coatings, adhesives, and sealants increases productivity and reduces cost while boosting the strength and consistency of the end product.
Grace - LUDOX® - Domestic Colloidal Silica thumbnail
LUDOX® is produced domestically to the highest level of quality available from a colloidal silica.
LUDOX® - Colloidal Silica Densifiers thumbnail
LUDOX® Colloidal Silica reacts with calcium hydroxide in concrete to form calcium silica hydrates to increase density and hardness of the concrete.
Colloidal Silica - A Versatile Problem Solver thumbnail
Colloidal silicas are aqueous dispersions of amorphous silica nanoparticles that are useful as binders, surface modifiers, and flocculants.