Sodium Methyl Silicate (CAS 16589-43-8): The Cost-Effective Guardian for Building Substrates

2025-10-09


Sodium Methyl Silicate (CAS 16589-43-8) is a reliable and economical reactive water-based waterproofing agent. It forms a durable hydrophobic layer through deep penetration and chemical bonding with the substrate, providing fundamental waterproofing, moisture-proofing, and weathering protection for porous inorganic materials like concrete and mortar, making it a highly cost-effective protective choice.

Sodium Methyl Silicate (CAS 16589-43-8) is a classic and widely used product in the construction waterproofing sector. With water as its solvent and sodium methyl silicate as the active ingredient, it is a primary choice for numerous construction projects requiring moisture and seepage prevention, valued for its excellent cost-performance ratio and reliable waterproofing effect.

 

I. Protective Mechanism: Reliable Guard from Within

 

1.Active Penetration: Its aqueous solution can automatically penetrate into the capillary pores of substrates like concrete and mortar.

2.Chemical Reaction: Inside the substrate, its active components react with carbon dioxide and calcium constituents, forming an insoluble hydrophobic methyl siloxane network.

3.Long-lasting Water Repellency: This reaction product firmly adheres to the pore walls, significantly reducing the surface energy of the substrate, preventing water droplets from wetting it, thereby effectively blocking liquid water intrusion.

 

II. Core Product Advantages

 

1.Cost-Effective: Offers exceptional cost advantages while achieving effective waterproofing, ideal for large-area damp-proofing and waterproofing projects.

2.Deep Protection: Provides hydrophobic properties originating from within the substrate, more durable than surface films.

3.Breathable: Effectively blocks external liquid water while allowing internal water vapor to escape, maintaining dry and healthy walls.

4.Eco-Friendly & Safe: Water-based system, non-flammable, non-toxic, non-polluting, meeting environmental requirements in both production and application.

5.Easy Application: Can be applied by spraying, rolling, or brushing, with relatively lenient requirements for the substrate, making it easy to handle.

 

III. Primary Application Fields

 

1.Building Exterior Walls: Overall waterproofing treatment for masonry and concrete walls to prevent rain erosion.

2.Indoor Moisture Protection: Moisture-proofing for walls and floors in damp areas like basements, kitchens, and bathrooms.

3.Inorganic Boards: Water-repellent treatment for gypsum boards, cement fiberboards, perlite insulation boards.

4.Water Conservancy Projects: Auxiliary anti-seepage treatment for concrete structures like reservoirs and canals.

5.Additive Application: Can be used as a functional additive in water-based paints and fillers to enhance their water resistance and durability.

 

IV. Reasons to Choose Our Product

 

Our Sodium Methyl Silicate (CAS 16589-43-8) adheres to consistent rigorous production and quality control:

1.Stable Activity: Ensures the product contains stable and sufficient active ingredients, guaranteeing the waterproofing effect.

2.Excellent Penetrability: The optimized formulation enables fast and effective penetration into the substrate.

3.Professional Support: We provide targeted application solutions and technical support based on your specific needs.

 

Conclusion:


Sodium Methyl Silicate (CAS 16589-43-8) is an ideal choice for building fundamental waterproofing and damp-proofing systems. With its enduring reliability, outstanding economy, and environmental friendliness, it holds a significant position in the building protection market. Choosing it means equipping your structure with a robust and highly cost-effective waterproofing barrier.

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