Colloidal Silica Liquid

Colloidal Silica Liquid

Aqueous dispersion of amorphous silica nanoparticles
SiO₂ concentrations available from 20 to 40 wt%
Controllable particle sizes from 3 to 180 nm
Acidic, alkaline and alternative stabilized systems
Customizable pH, density and viscosity specifications
Available in 25 kg, 250 kg and 1000 kg packaging

Shandong Peak-tech New Material Co., Ltd. is one of the most reliable manufacturers and suppliers of colloidal silica liquid in China. With a professional production team, we are able to meet the needs of the majority of our customers. Welcome to buy durable colloidal silica liquid for sale here from our factory.

 

Technical Range

Colloidal Silica Liquid Customization Range

Product Type Appearance SiO₂ Content Particle Size pH Range Density Viscosity
Custom Liquid Grade Milky translucent liquid 20–40 wt% 3–180 nm 2.0–10.5* 1.10–1.30 g/cm³* <10 mPa·s*

*Published family envelope compiled from available Peak-tech liquid-grade data. Values depend on stabilization chemistry and are not a simultaneous specification for one standard grade. Confirm the required combination before sampling.

Product Selection

Define the Required Liquid Grade

Stabilization

Select the Chemical System

Choose an alkaline, acidic, ammonium, potassium, low-sodium or modified system according to formulation compatibility.

3–180 nm

Specify Particle Size

Particle size influences surface activity, specific surface area, packing behavior and formulation response.

20–40 wt%

Confirm SiO₂ Content

Define the required concentration together with viscosity, density and handling constraints.

Custom Control

Agree Acceptance Limits

State target values, tolerances and analytical methods before laboratory sampling and commercial supply.

Specification Confirmation

Information Needed for Grade Recommendation

Colloidal silica liquid is a configurable product family. A useful recommendation requires the complete target specification.

  • Stabilization chemistry: specify alkaline, acidic, ammonium, potassium or another required system.
  • Core parameters: provide SiO₂ content, particle size, pH, density and viscosity targets.
  • Impurity limits: state sodium, metal-ion and other purity requirements.
  • Compatibility: list binders, additives, pigments, solvents and process water.
  • Quality requirements: include analytical methods, certificate requirements and acceptance limits.
  • Order details: provide trial quantity, annual demand, packaging and destination country.

Request a Custom Liquid Grade and Quote

Send the stabilization system, target parameters, impurity limits, trial quantity and annual demand.

Request a Grade Recommendation
Packaging and Storage

Protect Product Stability During Storage

Packaging Options

Available polyethylene packaging sizes are 25 kg, 250 kg and 1000 kg.

Storage Temperature

Store at 0–40°C and protect from freezing. Temperatures below 0°C can cause irreversible gelation.

Direct Sunlight

Avoid prolonged exposure to direct sunlight during storage and transportation.

Container Closure

Keep containers closed to limit water evaporation and precipitation of solid silica particles.

FAQ

Colloidal Silica Liquid Purchasing Questions

Is colloidal silica supplied as a liquid?

Yes. It is supplied as an aqueous dispersion of amorphous silica nanoparticles.

Which parameters can be specified?

Key purchasing parameters include SiO₂ content, particle size, pH, density, viscosity, stabilization chemistry and impurity limits.

Are all published range limits available in one grade?

No. The displayed values describe the available product-family envelope. The achievable combination depends on the selected chemistry.

Which packaging sizes are available?

Published polyethylene packaging options are 25 kg, 250 kg and 1000 kg.

How should colloidal silica liquid be stored?

Store it at 0–40°C, protect it from freezing and direct sunlight, and keep the container closed.

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Applications

Applications of Colloidal Silica Liquid

The appropriate liquid grade depends on stabilization chemistry, particle size, concentration, purity and process compatibility. Qualification should use the buyer's actual formulation.

Industrial Coatings

Evaluated as an inorganic silica component where hardness, adhesion or surface modification is required.

Paper Treatments

Suitable grades can be assessed in compatible paper coating and surface-treatment formulations.

Textile Processing

Selected liquid grades may be evaluated in textile sizing and treatment formulations.

Investment Casting

Used as an inorganic binder in compatible ceramic shell slurry systems.

Catalyst Carriers

Low-impurity grades can be assessed as silica sources or binders in carrier preparation.

Precision Polishing

Controlled particle-size dispersions may be qualified for compatible polishing processes.