topic: Binder Technology

Advanced silicate binder technology for foundry, refractory and construction. Our sodium silicate, potassium silicate and lithium silicate binders offer high strength, fast curing and excellent thermal stability for industrial applications.

Potassium Silicate for Welding Electrodes

Potassium silicate is a key inorganic binder widely used within welding consumables production. In welding applications, it acts as a core functional material for electrode coating formulations. Potassium silicate welding electrode manufacturers rely on this material to bind dry mineral powders onto metal core wires. It delivers critical inorganic bonding strength and processing stability during production. Welding electrode manufacturers select potassium silicate binder to secure coating integrity and maintain consistent manufacturing outcomes for finished welding electrodes.

What Is Potassium Silicate for Welding?

Potassium silicate is an inorganic silicate material used in welding electrode manufacturing, particularly as a binder and processing component in electrode coating formulations. The material chain follows this clear flow: Potassium Silicate → Electrode Coating → Welding Electrode.

As a core raw material, potassium silicate for welding electrodes integrates into coating mixes to hold mineral and flux ingredients together. Potassium silicate welding serves as a proven welding electrode binder that supports mass‑scale production of welding consumables. It forms the inorganic backbone of electrode coating systems without relying on organic adhesive components.

Potassium silicate welding electrode manufacturing process showing flux coating extrusion and arc stabilization mechanism

How Is Potassium Silicate Used in Welding Electrodes?

As an Inorganic Binder

Potassium silicate binder for welding electrodes works to bind coating ingredients, improve coating integrity, maintain formulation consistency, and provide inorganic bonding across the full electrode coating. It holds mixed mineral and flux powders firmly attached to the metal core wire throughout forming and handling steps. This bonding function is the primary reason potassium silicate electrode binder is specified in many welding electrode recipes.

As a Film‑Forming Component

After water evaporation during controlled drying cycles, potassium silicate forms a rigid inorganic silicate network. This potassium silicate film‑forming behaviour creates a solid, durable coating shell. The silicate binder for electrodes locks the blended coating components in place and reduces risks of chipping or damage during electrode handling and storage.

For Electrode Coating Formulations

Potassium silicate blends well with minerals, fillers, and other inorganic components inside electrode coating formulations. It modifies paste rheology for extrusion processing. No proprietary exact formula details are shared here; actual mixing ratios are adjusted by electrode producers according to their own product requirements.

Potassium silicate electrode binder manufacturing process coating extrusion and drying for welding electrodes

Why Use Potassium Silicate in Welding Electrode Manufacturing?

Inorganic Binding

Delivers robust inorganic binding performance for electrode coating systems, avoiding organic‑based binder decomposition patterns.

Good Mineral Compatibility

Works efficiently with mineral‑rich, inorganic‑heavy electrode coating base formulations typical for welding consumables.

Film Formation

Forms continuous silicate‑based bonded structures once the coated electrodes go through drying and baking cycles.

High‑Temperature Compatibility

Its inorganic chemical nature makes it suitable for high‑temperature industrial systems encountered during electrode production and welding service conditions.

Formulation Flexibility

Multiple grades of potassium silicate are available. Manufacturers can select suitable modulus and solid content grades to match their electrode formulation targets.

Consistent Processing

Supports stable performance across mixing, electrode coating extrusion, drying, and finished‑electrode handling steps, helping factories reduce processing variability.

Potassium Silicate in Welding Electrode Manufacturing

Potassium silicate welding electrode manufacturing process flow showing flux mixing extrusion drying and coating formation

Process flow: Raw Materials → Mixing → Electrode Coating → Drying → Quality Inspection → Finished Electrodes

1. Raw Material Preparation

Liquid or solid potassium silicate is received, inspected, and prepared as one of the key raw materials alongside mineral powders, fluxes and metal powders for electrode coating production.

2. Mixing the Electrode Coating

Dry coating powders are blended first; potassium silicate is then added for wet mixing. It wets solid powders and builds initial adhesion to create a workable extrusion paste.

3. Electrode Coating

The well‑mixed paste feeds into extrusion presses. Potassium silicate for welding electrodes gives proper paste rheology so the coating extrudes evenly onto each metal core wire.

4. Drying

Water evaporates during staged drying and baking. Potassium silicate welding forms its final inorganic bonded film, hardening the electrode coating and improving mechanical strength.

5. Quality Control

Finished electrodes are inspected for coating adhesion, surface integrity and physical defects. Raw‑batch consistency of potassium silicate directly influences final QC pass rates.

Welding Applications of Potassium Silicate

Welding Electrode Manufacturing

The primary commercial use. Potassium silicate welding electrode grades are purpose‑produced for stick electrode mass manufacturing.

Electrode Coating

Serves as core functional raw material within electrode coating formulation systems for welding consumables.

Welding Consumables

Supports production of SMAW stick electrodes and related welding consumable products where inorganic binders are required.

Inorganic Binder Systems

Represents one major inorganic binder solution for high‑heat‑exposed industrial coating systems beyond pure welding‑only use‑cases.

Liquid vs. Solid Potassium Silicate for Welding Applications

Feature	Liquid Potassium Silicate	Solid Potassium Silicate
Physical form	Liquid	Powder / solid lump
Handling	Ready‑to‑use / dilution possible	Requires dissolution before wet mixing
Mixing	Easy integration into liquid‑based coating formulations	Added during formulation, needs dissolving step
Storage	Liquid storage requirements, avoid freezing	Dry storage, moisture‑proof conditions
Application	Suitable for standard liquid‑process electrode production	Suitable for dry‑blending workflows and customized formulations

Noted: Match exact parameters to your official TDS documentation for public‑site publication.

Potassium Silicate vs. Other Welding Electrode Binders

Potassium Silicate vs. Sodium Silicate

Both are widely used inorganic silicate binders for electrode coatings. Potassium‑based silicate delivers different ion behaviour versus sodium‑silicate alternatives. Differences cover efflorescence tendency, paste rheology, and high‑temperature performance during welding. Material selection depends on electrode grade, production setup and target coating properties.

Potassium Silicate vs. Organic Binders

Potassium silicate features fully inorganic nature, excellent mineral compatibility, and stable performance under high‑heat conditions. Organic binders can burn away under welding heat. The choice depends on electrode formulation, processing requirements and desired properties; no single binder is universally superior for every electrode design.

How to Choose Potassium Silicate for Welding Electrodes?

Modulus

Modulus refers to the SiO₂ / K₂O molar ratio. Different modulus grades change bonding strength, film‑forming performance and paste viscosity. Select modulus to align with your electrode coating formulation and extrusion process.

Solid Content

For liquid potassium silicate, review SiO₂ content, K₂O content and total solids values. Solid‑content levels directly impact mixing water addition and final coating paste characteristics.

Viscosity

Viscosity strongly influences mixing behaviour, extrusion performance and electrode‑coating processing. Mismatched viscosity will create difficulties during high‑volume electrode production.

pH

pH acts as an important quality‑control marker for incoming material and helps verify compatibility with other coating raw‑material components.

Physical Form

Choose between liquid potassium silicate, solid potassium silicate and potassium silicate powder, based on your factory mixing workflows, storage infrastructure and formulation setup.

Frequently Asked Questions About Potassium Silicate for Welding

Q1. What is potassium silicate used for in welding?

A: Potassium silicate acts as an inorganic binder inside electrode coating mixes for welding electrodes, supporting paste processing and coating mechanical strength.

Q2. Can potassium silicate be used as a welding electrode binder?

A: Yes. Potassium silicate electrode binder is a standard inorganic binder option widely adopted within welding‑electrode manufacturing.

Q3. Why is potassium silicate used in electrode coatings?

A: It bonds mineral‑based coating powders together, forms inorganic films after drying, and enables stable industrial‑scale mixing and extrusion of electrode coating.

Q4. What is the difference between potassium silicate and sodium silicate for welding electrodes?

A: They differ in alkali cation, efflorescence risk, rheology and high‑temperature behaviour. Final selection depends on your specific electrode‑product requirements.

Q5. Is liquid or solid potassium silicate better for welding electrode manufacturing?

A: Liquid grades are convenient for ready‑to‑go wet mixing. Solid/powder grades suit sites preferring on‑site dissolution. Your production workflow determines the best option.

Q6. What potassium silicate modulus is suitable for welding electrodes?

A: Target modulus varies by coating formulation. Confirm your target SiO₂/K₂O ratio with your material supplier according to your existing coating recipe.

Q7. How does potassium silicate affect electrode coating formulations?

A: It contributes bonding power, adjusts paste rheology, and forms the hardened inorganic coating structure post‑drying. All other mineral and flux ingredients must show good compatibility with your selected silicate grade.

Q8. Can potassium silicate be used with mineral‑based electrode ingredients?

A: Yes, it exhibits good mineral compatibility and is designed to pair with mineral‑rich inorganic electrode‑coating raw materials.

Q9. What specifications should I check when buying potassium silicate for welding?

A: Key specs include modulus, solid content (SiO₂ & K₂O), viscosity, pH and physical form. Always cross‑reference against your formulation and TDS data.

Q10. Can Sanlee provide potassium silicate for welding electrode production?

A: Sanlee supplies liquid, solid and powder‑form potassium silicate grades targeted for welding consumable manufacturing. Contact our technical team to discuss your modulus, solid‑content and form requirements; we can provide documentation and samples for your lab testing.

Potassium Silicate for Welding Electrode Manufacturers

Sanlee Chemicals manufactures potassium silicate materials for welding‑electrode factories and welding‑consumable developers.

Potassium Silicate Products for Welding:

	$Potassium silicate granules free flowing uniform particles in container for electrode coating and refractory applications$
Liquid Potassium Silicate	Solid Potassium Silicate	Potassium Silicate Powder

We focus on consistent batch‑to‑batch quality, customized specifications, full technical documentation, and large‑volume bulk supply. We support OEM and customized modulus requirements. Where applicable, we deliver TDS, SDS, COA documentation, and product samples for customer formulation trials.

Looking for Potassium Silicate for Welding Electrodes?

Sanlee Chemicals supplies potassium silicate materials for welding electrode and other industrial applications. Contact our technical team to discuss your required modulus, concentration, physical form and application requirements.

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August 21, 2026

Potassium Silicate Paint: Formulation, Properties & Applications for Architectural Mineral Surfaces

Potassium silicate paint is a mineral-based paint system that uses potassium silicate as an inorganic binder. It is widely associated with mineral and silicate paints for suitable masonry, mineral plaster, concrete and other mineral building surfaces.

What Is Potassium Silicate Paint?

What is potassium silicate paint? Potassium silicate is an inorganic silicate salt widely adopted as a core binder within mineral paint systems. As an inorganic raw material, it forms strong mineral-bonded films when curing, which makes it ideal for producing potassium silicate based paint and mineral-grade architectural finishes.

Mineral paint refers to paint systems built from inorganic raw materials, relying on mineral binders instead of organic polymer resins. Silicate paint is a major category of mineral paint, using soluble silicates as the primary binding agent. Within paint formulas, potassium silicate acts as the key inorganic binder, locking solid paint components onto mineral substrates to deliver long-lasting inorganic finishing effects. Potassium silicate mineral paint stands out among silicate paint variants for stable outdoor performance on building facades.

Potassium Silicate as a Mineral Paint Binder

Potassium silicate serves as the core mineral paint binder for silicate paint systems. Unlike organic binders, it cures via mineral-type chemical reaction rather than simple solvent evaporation, forming inorganic film structures compatible with mineral building materials. It is the foundational raw material to produce durable mineral silicate paint for architectural projects.

Mineral-Based Paint System

A mineral-based paint system prioritizes inorganic raw materials for binders, pigments and fillers. This system avoids heavy organic resin components and matches the chemical nature of mineral building substrates. Potassium silicate wall paint is a typical representative of such mineral-based paint systems for interior and exterior building walls.

Suitable Mineral Substrates

This silicate-based finish performs best on alkaline mineral substrates, including mineral plaster, masonry, concrete and cement-based surfaces. Good chemical affinity between the paint film and substrate supports stable long-term finishing results on these mineral-rich building materials.

Potassium silicate paint silicification mechanism showing chemical bonding with mineral substrate and microporous crystalline structure

How Potassium Silicate Paint Works

Binder Function

As a high-performance inorganic binder, potassium silicate binds pigments, mineral fillers and other compatible components together inside the paint system. It holds all solid paint components uniformly dispersed before application, then forms a continuous mineral film throughout the curing process. This binding mechanism defines the core working principle of this mineral paint.

Interaction with Mineral Surfaces

When applied onto mineral plaster, masonry, concrete and cement-based surfaces, potassium silicate generates chemical affinity with alkaline mineral substrates. Instead of only physically sitting on the surface, partial mineral-level bonding happens between the paint and substrate, improving anchoring performance of the applied layer.

Mineral Paint Formation

After application, water evaporates from wet paint, and potassium silicate undergoes mineral curing reactions with carbon dioxide from ambient air. Gradually, a hard, inorganic mineral film forms on substrate surfaces. This mineral-formed film delivers the characteristic inorganic performance of silicate architectural finishes.

Potassium silicate mineral paint on building facade showing breathable matte finish with silicification chemical bonding

Key Properties of Potassium Silicate Paint

Mineral-Based Composition

This finish features dominant inorganic composition. Binder, main pigments and fillers are mineral-origin materials. This core feature distinguishes potassium silicate based paint from conventional organic architectural paints and builds the foundation of its mineral-grade performance.

High Vapor Permeability

High vapor permeability is one signature advantage. As a breathable paint and vapor permeable paint, it allows water vapor to pass through the paint film. Moisture trapped inside mineral walls can escape outward, reducing risks of blistering or peeling for mineral-constructed buildings. Potassium silicate mineral paint retains this critical breathable property for both interior and exterior scenarios.

Mineral Surface Compatibility

It shows excellent mineral surface compatibility. Its chemical properties align with alkaline mineral substrates, delivering stable adhesion on masonry, concrete and mineral plaster. Proper formulation is required to match exact substrate conditions before practical use.

Natural Mineral Appearance

Finished surfaces show natural mineral appearance without glossy plastic-like texture. It retains the matte, earthy visual effect preferred for mineral-style architectural decoration.

Suitable for Architectural Applications

Developed for architectural paint purposes, it adapts to various building wall finishing demands. It fits both new-build decoration and building renovation projects with mineral-constructed walls.

Durable Exterior Performance

With properly adjusted paint formulation, potassium silicate paint can realize reliable durable exterior performance. It resists UV degradation common to many organic paints. Note that it is not inherently waterproof; final surface water-related performance depends on complete paint formula design.

Potassium silicate paint applications on historic building masonry concrete facade and interior mineral surfaces

Potassium Silicate Paint Applications

Focused on architectural walls and mineral surfaces, this silicate finish covers multiple typical building finishing scenarios.

Interior Wall Paint

As potassium silicate interior paint and mineral interior paint, silicate wall paint is widely used for interior mineral walls. It brings breathable mineral finishing for indoor spaces. Mineral silicate paint creates healthy interior wall finishes for residential and commercial interior projects.

Exterior Wall Paint

Potassium silicate exterior paint, also known as mineral exterior paint or exterior silicate paint, applies to outside building walls. It delivers inorganic exterior finishing for mineral facades under outdoor environmental exposure. Potassium silicate wall paint is frequently selected for exterior mineral wall decoration.

Masonry Paint

It works as masonry paint for brick, masonry, cement render and mineral plaster surfaces. It decorates and finishes masonry-type mineral building substrates.

Concrete Wall Paint

Suitable as paint for concrete and mineral paint for concrete. It decorates concrete wall surfaces and forms compatible mineral-based finishing layers on concrete substrates.

Mineral Plaster

It matches mineral plaster substrates perfectly. The paint system forms integrated finishing together with mineral plaster layers for consistent mineral-style wall effects.

Architectural & Heritage Buildings

It is well-suited for architectural and heritage buildings. Applied on historical buildings for restoration work, it maintains original mineral-building aesthetic features. Please note: without relevant certification, do not mark the product as officially approved for heritage restoration projects.

Potassium silicate paint benefits showing breathability zero VOC fire resistance and durability for mineral surfaces

Benefits of Potassium Silicate Paint

Below are core benefits presented as icon-card style points for page layout:

1.Breathable

Suitable for paint systems where vapor permeability is important. It functions as breathable architectural paint for mineral wall substrates.

2.Mineral-Based

An inorganic binder for mineral paint formulations. It supports fully or mostly inorganic paint system design.

3.Mineral Compatibility

Suitable for selected mineral substrates. It achieves good adhesion on qualified alkaline mineral building surfaces.

4.Architectural Appearance

Provides a natural mineral-style surface appearance, delivering matte inorganic visual effects for architectural decoration.

5.Exterior Application Potential

Suitable for selected exterior architectural paint systems. Good formulation design unlocks outdoor application capability.

6.Durable Mineral Paint System

Can support durable paint formulations when properly designed, bringing long-term service life for mineral architectural finishing.

Potassium Silicate Paint Formulation

Paint formulation determines the final performance of this silicate finish. Every component needs careful matching for architectural paint production.

Potassium Silicate Binder

Potassium silicate binder for paint is the core raw material. Modulus, solid content and viscosity of potassium silicate directly influence paint curing speed, film hardness and overall stability of mineral paint formulation.

Mineral Pigments

Mineral pigments are preferred for silicate paint formulation. Select alkali-resistant mineral pigments to avoid discoloration caused by high-pH silicate systems.

Mineral Fillers

Mineral fillers adjust paint hiding power, texture and film properties. Common mineral fillers cooperate with potassium silicate binder to build solid mineral paint film structures.

Water Content

Water acts as dispersion medium in the paint formula. Water content controls paint viscosity, construction property and drying progress.

Additives and Compatibility

Select compatible additives for mineral paint formulation. Special attention must be paid to chemical compatibility between additives and high-alkaline potassium silicate to prevent gelling or destabilization.

Pigment Dispersion

Good pigment dispersion is critical. Insufficient dispersion will cause color unevenness, affecting final finished appearance of architectural paint.

pH and Storage Stability

The paint system maintains high pH value. Control pH range reasonably to guarantee storage stability of liquid silicate paint and avoid early gelation inside packaging.

Potassium Silicate Paint for Interior and Exterior Surfaces

Application	Typical Substrates	Key Considerations
Interior Paint	Mineral plaster, masonry, concrete	Breathability, appearance
Exterior Paint	Masonry, cement render, mineral surfaces	Weather exposure, substrate preparation
Restoration	Mineral building surfaces	Substrate compatibility
Commercial Buildings	Mineral walls and masonry	Durability and maintenance

Interior scenarios focus on breathable performance and visual effect. Exterior projects must handle weather aging and strict substrate pre-treatment. Restoration and commercial projects require further customization according to on-site substrate status.

Potassium Silicate Paint vs Other Mineral Paints

Potassium Silicate Paint vs Acrylic Paint

Compare potassium silicate paint vs acrylic paint. Acrylic paint uses organic acrylic polymer binders; the silicate variant adopts inorganic mineral binder. Acrylic paint delivers flexible organic film, while silicate mineral paint creates vapor-permeable inorganic mineral film. Differences cover breathability, surface texture and outdoor aging resistance.

Potassium Silicate Paint vs Lime Paint

For potassium silicate paint vs lime paint: lime paint takes lime as binder, featuring high breathability but relatively low water-resistance. The silicate alternative provides better film hardness and weather stability, with different curing mechanisms and applicable scenarios.

Potassium Silicate Paint vs Traditional Mineral Paint

Different mineral paints adopt varied inorganic binder systems. Some traditional mineral paints use lime or other silicate raw materials. Potassium silicate-based variants strike balance between curing performance and outdoor adaptability.

Summary: The best paint system depends on the substrate, environmental conditions, formulation requirements and desired performance.

How to Apply Potassium Silicate Paint

Follow standard paint application workflow. Specific construction parameters please refer to corresponding product TDS document.

Potassium silicate paint application steps showing surface preparation primer coating top coat and curing for mineral surfaces

Step 1 — Prepare the Surface

Clean substrates thoroughly. Remove dust, loose residues and contaminants. Ensure the substrate is sound, alkaline and dry before painting.

Step 2 — Prepare / Mix the Paint

Fully stir the silicate paint before use. Follow formulation requirements for mixing operation.

Step 3 — Apply the First Coat

Apply the first coat by brush, roller or spray. Achieve uniform coverage across mineral wall surfaces.

Step 4 — Apply Additional Coats

After proper drying of the first coat, apply additional coats as required to reach target hiding and finishing effect.

Step 5 — Allow Drying and Curing

Complete water evaporation and mineral curing reaction under suitable ambient temperature and humidity. Final performance forms after full curing.

Choosing Potassium Silicate for Paint Manufacturing

Modulus

Modulus is a core indicator. Different modulus potassium silicate brings big differences in curing speed, film hardness and compatibility for paint formulation.

Solid Content

Solid content decides effective binder content in liquid potassium silicate, affecting paint viscosity, film-forming performance and formula cost.

SiO₂/K₂O Ratio

The SiO₂/K₂O ratio corresponds to modulus properties, directly impacting chemical reaction characteristics when making mineral paint.

Viscosity

Viscosity influences paint mixing operation and construction property. Select proper viscosity grade matching your paint production process.

Purity

High-purity raw materials reduce impurity-caused defects such as discoloration or unstable storage for finished paint products.

Compatibility with Pigments and Fillers

Verify compatibility with your selected pigments and mineral fillers in advance, to avoid flocculation, precipitation or color shift inside paint systems.

The appropriate potassium silicate grade should be selected according to the paint formulation, pigment system, substrate and required application performance.

FAQ

What is potassium silicate paint?

It is an inorganic architectural paint using potassium silicate as primary binder. It belongs to silicate mineral paint series for mineral building substrates.

What is potassium silicate mineral paint?

Potassium silicate mineral paint is another name for mineral-type silicate paint. It uses inorganic potassium silicate binder together with mineral pigments and fillers for architectural wall finishing.

What is potassium silicate paint used for?

It is widely used for interior wall paint, exterior wall paint, masonry, concrete wall, mineral plaster and architectural heritage building finishing.

Is potassium silicate paint suitable for exterior walls?

Yes. With reasonable formulation design, it can be used for exterior walls. Substrate preparation and local weather conditions need to be considered.

Can potassium silicate paint be used on concrete?

Yes. It can be applied as paint for concrete walls. Concrete substrate shall be sound and properly pre-processed before application.

Is potassium silicate paint breathable?

Yes. High vapor permeability is one core feature. It works as breathable paint allowing water vapor to pass through the paint film.

What is the difference between potassium silicate paint and acrylic paint?

Silicate mineral paint uses inorganic mineral binder with good vapor permeability and mineral-matte appearance. Acrylic paint uses organic resin binder with flexible film, lower vapor permeability and richer gloss options.

What is the difference between potassium silicate paint and lime paint?

Lime paint uses lime binder. The silicate variant owns higher film hardness and better weather resistance. Both belong to breathable mineral paint systems.

How do you make potassium silicate paint?

Produce via mixing selected-grade potassium silicate binder, alkali-resistant mineral pigments, mineral fillers, water and compatible additives. Optimize formula according to target performance requirements.

How do you apply potassium silicate paint?

Complete surface preparation → fully mix paint → apply first coat with brush/roller/spray → apply extra coats → allow full drying and mineral curing.

How do I choose potassium silicate for paint manufacturing?

Evaluate modulus, solid content, SiO₂/K₂O ratio, viscosity, purity and compatibility with your pigment-filler system. Match grade according to your paint formula, substrate and application needs.

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August 20, 2026

Solid Potassium Silicate Modulus 3.1-3.3
What is Solid Potassium Silicate Modulus 3.1-3.3?

Solid potassium silicate is a water-soluble anhydrous inorganic silicate solid widely applied across diversified industrial sectors.
Sanlee Chemical acts as a professional solid potassium silicate manufacturer and trusted potassium silicate solid supplier, supplying high-purity industrial anhydrous potassium silicate with steady chemical performance. Our customized solid potassium silicate modulus 3.1-3.3 fully satisfies all kinds of industrial production requirements, and our soluble potassium silicate solid boasts consistent quality across batches.
This solid silicate material is manufactured under precise high-temperature fusion and cooling processes, uniform particle distribution, ultra-low heavy metal impurities and stable molecular structure, serving as a premium raw material for countless industrial production processes.

Introduction to Solid Potassium Silicate

Also named potassium water glass solid, solid potassium silicate is anhydrous potassium silicate formed by melting silica sand and potash at high temperature without adding water solvent.
It presents as white or off-white granular/block solid at ambient temperature, featuring outstanding bonding strength, rapid water solubility, high-temperature fire resistance and chemical inertness.
Our mainstream modulus 3.1-3.3 soluble potassium silicate solid owns balanced silica-potassium oxide molar ratio and fast dissolution rate, compatible with most mainstream industrial formulas. Global manufacturers highly approve our potassium silicate solid for stable batch consistency and competitive cost efficiency.

CAS Number

CAS No.: 1312-76-1

Chemical Formula

General chemical formula: K₂O·nSiO₂; Our solid potassium silicate modulus 3.1-3.3 adopts accurately calibrated molar ratio of silicon dioxide to potassium oxide, maintaining stable molecular composition and uniform performance of every production lot.

Core Feature Advantages

With unique inherent physical and chemical traits, anhydrous potassium silicate fits a wide range of industrial application scenarios:
Powerful bonding capacity: Once dissolved into aqueous solution, soluble potassium silicate solid forms strong alkaline binder that tightly adheres sand, mineral powder, fiber and inorganic fillers.
Superior high-temperature & fireproof performance: High softening point, non-combustible and heat-insulating, ideal for refractory products and inorganic fire retardant materials.
Excellent chemical corrosion resistance: Resists erosion of weak acid, alkali and saline medium, long service life under harsh working conditions.
Eco-friendly non-toxic inorganic raw material: No volatile irritant gas, harmless to human body and ecological environment, safe for agricultural, construction and food-contact auxiliary applications.
July 3, 2026
Liquid Sodium Silicate Modulus 2.2-2.4
What is liquid sodium silicate modulus 2.2-2.4?

Liquid sodium silicate is a water-soluble inorganic silicate solution widely used in the chemical and industrial fields.
Sanlee Chemical as a professional sodium silicate manufacturer and reliable sodium silicate supplier, we provide high-purity industrial sodium silicate with stable performance, especially the customized liquid sodium silicate modulus 2.2-2.4 that meets diverse industrial production needs.
This liquid product is refined through strict high-temperature reaction and filtration processes, featuring uniform texture, low impurity content and stable chemical properties, which is the preferred raw material for many industrial manufacturing scenarios.

Introduction to Liquid Sodium Silicate

Commonly known as water glass solution, liquid sodium silicate is an aqueous solution formed by dissolving solid sodium silicate in water.
It appears as a colorless or slightly light blue transparent viscous liquid under normal temperature and pressure, with good adhesion, hardening and anti-corrosion properties.
Our mainstream 50 degree baume sodium silicate with modulus 2.2-2.4 has moderate viscosity and excellent reactivity, covering most conventional industrial application scenarios, and is widely recognized by global industrial customers for its stable quality and cost performance.

CAS Number

CAS No.: 1344-09-8

Chemical Formula

General chemical formula: Na₂O·nSiO₂; The specific formula of our liquid sodium silicate modulus 2.2-2.4 is matched according to the precise molar ratio of silica and sodium oxide, with stable molecular structure and consistent product batch performance.
June 17, 2026
Solid Potassium Silicate Glass (Potassium Water Glass) – Sanlee Chemical
What is potassium silicate glass?

Potassium silicate glass, commonly known as potassium water glass, is an extensively used inorganic compound. Due to its unique chemical properties and stable performance, it plays an indispensable role in various fields such as industry and agriculture. Compared with liquid potassium silicate, Potassium silicate glass is more convenient for storage, transportation, and proportioning use, with higher purity and more stable performance.
Sanlee Chemical as a professional potassium water glass supplier, we provide high-purity industrial potassium silicate with stable performance, especially the customized solid potassium silicate modulus 3.3-3.9 that meets diverse industrial production needs.
It is a core auxiliary material for many industries. This article will provide a detailed analysis of the basic properties, core characteristics, and multi-field applications of Potassium silicate glass, and helping everyone fully understand its application value, as well as the practical significance of potassium water glass in industrial and agricultural production.

Basic Properties and Core Characteristics of Potassium silicate glass (Potassium water glass)

Potassium silicate glass, as an inorganic compound, has a definite chemical composition and unique physical and chemical properties, which determine its wide range of applications. The specific details are as follows:

(1) Basic Physical and Chemical Properties

The chemical formula of Potassium silicate glass is usually written as K₂O·nSiO₂ (n is the modulus, representing the ratio of silicon dioxide to potassium oxide). Its appearance is mostly colorless or slightly yellowish transparent glass-like particles or blocks, with a hard texture and being difficult to break. Its core physical properties are outstanding. Its melting point is as high as 976℃, and it has excellent high-temperature resistance, not melting or deforming in high-temperature environments.
In terms of chemical properties, it can quickly dissolve in water, forming an alkaline solution after dissolution, which can react with acids to produce silicic acid precipitates, but it does not dissolve in organic solvents such as ethanol, and its stability is extremely strong—this is one of the most prominent chemical characteristics of potassium water glass.

(2) Core Feature Advantages

Apart from its basic properties, the core characteristics of Potassium silicate glass make it suitable for various application fields:
Firstly, it has strong adhesion, and the alkaline solution formed after dissolution has excellent adhesion ability, which can firmly bond various substances;
Secondly, it has excellent heat resistance and fire resistance, with a high melting point and non-flammability, making it suitable for high-temperature scenarios and fire prevention requirements;
Thirdly, it has good corrosion resistance, capable of resisting the erosion of various acids and alkalis, with strong stability; Fourthly, it is environmentally friendly and non-toxic, belonging to inorganic materials, without irritating odors, and relatively friendly to the environment and human body, suitable for various scenarios such as agriculture and civilian use.

CAS Number
CAS No.: 1312-76-1

Chemical Formula
General chemical formula: K₂O·nSiO₂; The specific formula of our solid potassium silicate modulus 3.3–3.9 is matched according to the precise molar ratio of silica and potassium oxide, with stable molecular structure and consistent product batch performance.
April 15, 2026