Sanlee Chemicals China silicate manufacturer with water glass production facility located in Guangzhou Zengcheng industrial park

Professional Silicate Manufacturer & Supplier

Our Silicate Products

Sanlee Chemicals, a trusted China silicate supplier, is a global leader in innovation, proudly at the cutting‑edge of chemical advancements. We continuously develop exceptional, high‑quality sodium silicate, potassium silicate, lithium silicate, concrete densifier and supporting technologies that drive progress across diverse industries.

Three forms of sodium silicate block solid powder granular and liquid water glass displayed side by side for industrial comparison

Sodium Silicate

High-quality sodium silicate (water glass) available in liquid and solid forms, widely used in construction, coatings, foundry, refractory and industrial applications.

Potassium silicate three forms solid block powder granular and liquid water glass displayed side by side for industrial comparison

Potassium Silicate

Premium potassium silicate solutions and powders designed for inorganic coatings, welding electrodes, agriculture and specialty industrial applications.

lithium silicate is an upgraded high-performance industrial silicate developed for high-end concrete protection.

Lithium Silicate

Lithium silicate solutions provide excellent penetration and hardening performance for concrete densification and surface strengthening applications.

Silicate based concrete sealer application on warehouse floor showing spraying process water beading effect and polished finish result

Concrete Densifier & Concrete Sealer

Professional concrete densifier solutions designed to improve concrete hardness, dust resistance and surface durability for industrial floors.

About Sanlee Chemicals

Established in 2013, SanLee Chemicals brings over 12 years of expertise to the research, production, and global distribution of high‑quality silicate products. As a leading sodium silicate manufacturer in China, we are widely recognized for our technical proficiency and reliable industrial chemical solution

Our company operates a modern 8,000‑square‑meter production facility equipped with advanced technologies to ensure consistent product quality and scalable output. As a trusted China silicate supplier, we offer a comprehensive portfolio of potassium silicate, sodium silicate, and lithium silicate—products widely used across industries including welding electrodes, coatings, agriculture, detergents, construction, ceramics, foundry, and grouting

SanLee Chemicasl holds multiple industry certifications and patents, reflecting our commitment to innovation and rigorous quality assurance. As a reliable silicate supplier serving global markets, our products are exported to more than 50 countries worldwide, earning the trust of a diverse international clientele.

We pride ourselves on being more than just a supplier—we are your strategic partner for sustainable and efficient silicate solutions.

Sanlee chemical China silicate manufacturer
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With 12 Years of experience​

With 12 years of comprehensive expertise in the research & development, production, and sales of silicate products, we have established ourselves as a trusted and experienced partner in the industry.

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Sold to 50+ Countries Worldwide​

Trusted by international clients, our products reach over 50 countries and regions, demonstrating our proven capability in the global market.

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20,000 Tons Per Month Production Capacity

We have a robust monthly production capacity of 20,000 tons for silicates, ensuring reliable and consistent supply to meet large-scale demand.

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Factory 8000 Square Meters​

Our operations are supported by a dedicated 8,000-square-meter production base. This facility manufactures a comprehensive range of silicate products, including Sodium Silicate, Potassium Silicate, Lithium Silicate, and concrete sealers/hardeners.

Why Choose Sanlee Chemicals

Factory Direct Supply

Direct manufacturer of sodium silicate and specialty silicate products with competitive pricing. We cut out intermediate links to deliver stable‑quality goods directly from our production plant to your destination, helping you effectively control procurement costs while maintaining consistent product batch performance.

Customized Solutions

Different modulus, concentration and packaging options available according to application requirements. We tailor‑made silicate formulations and packing forms including liquid drums, IBC totes and powder bags. Our team adjusts technical parameters precisely to match your real‑world operating conditions across diverse industrial scenarios.

Technical Support

Professional technical guidance for construction, industrial and chemical applications. Our experienced engineers provide full‑cycle assistance, covering product selection, compatibility testing, usage advice and troubleshooting. We help you avoid application risks and optimize your end‑product performance.

Global Supply Capability

Supporting customers worldwide with reliable production and export services. We are well‑versed in international trade procedures, complete with standard export documentation. Stable production capacity guarantees on‑time shipment for both bulk full‑container orders and small‑batch sample demands.

Advanced Silicate Manufacturing Technology

Our integrated silicate production lines adopt mature high‑temperature fusion and hydrothermal dissolution processes, delivering stable‑quality sodium silicate, potassium silicate and lithium silicate for diverse industrial scenarios.

Sodium silicate modulus control diagram showing structural changes from low to high SiO2 to Na2O ratio with different silicate species

Modulus Control

We achieve accurate modulus adjustment across a wide range. Strict real‑time monitoring during melting ensures the SiO₂/Na₂O ratio matches your target specifications, directly influencing binding strength, curing speed and chemical compatibility for your end‑use.

Silicate purity control laboratory with analytical testing for sodium potassium and lithium silicates quality assurance

Purity Control

Multi‑stage filtration and impurity‑removal systems minimize insoluble residues and heavy‑metal contaminants. Our rigorous in‑line quality checks guarantee low‑impurity products, ideal for high‑standard applications such as ceramics, textile bleaching and refractory binders.

Custom silicate formulation development with sodium potassium and lithium silicates for diverse industrial applications

Customized Formulation

Multi‑stage filtration and impurity‑removal systems minimize insoluble residues and heavy‑metal contaminants. Our rigorous in‑line quality checks guarantee low‑impurity products, ideal for high‑standard applications such as ceramics, textile bleaching and refractory binders.

Sodium silicate three physical forms liquid solid lumps and white powder with packaging for industrial supply

Liquid, Solid & Powder Supply

We supply liquid water‑glass, solid lump and powder‑form silicate. Liquid grades are ready‑to‑use for direct processing; solid lumps and powder enable long‑term storage and on‑site dilution, offering maximum flexibility for global logistics and varied customer production workflows.

Silicate Applications Across Industries

Through rigorous research and development, our high‑quality silicate series deliver reliable industrial chemical solutions for diverse sectors, covering ceramics, foundry casting, building materials, protective coatings, agricultural processing, detergent manufacturing, and engineering grouting.

Silicate construction chemicals including concrete densifiers hardeners and sealers for industrial and commercial flooring applications

Construction Chemicals

Sodium silicate acts as an inorganic binder and waterproofing agent for building materials, improving structural compactness and water‑resistant performance of construction components.

Silicate-based concrete surface treatment showing penetration and chemical reaction densifying the material for enhanced durability

Concrete Treatment

Silicate solutions penetrate concrete pores to react with hydration products, densifying concrete surface and enhancing hardness, abrasion resistance and anti‑dust effect.

Sodium silicate in foundry industry showing CO2 gas hardening self-setting Nishiyama process and microwave cured sand molds

Foundry & Casting

Water glass (sodium silicate) serves as a high‑strength binder for sand molds and cores in foundry, delivering good collapsibility and high casting dimensional accuracy.

Silicate refractory bonding applications with castable installation brick mortar and nozzle setting in steel ladle

Refractory Industry

Silicate functions as refractory binder, bonding refractory aggregates to form high‑temperature‑resistant structures for kiln linings and thermal‑resistant bricks.

Sodium silicate paper coating binder applied to paper surface for improved strength grease resistance and adhesive protection

Paper Industry

Silicate works as bleaching auxiliary and de‑inking agent in papermaking process, stabilizing bleaching conditions and boosting waste‑paper deinking efficiency.

Sodium silicate in textile dyeing process showing reactive dye fixation with alkali donor in pad-batch method

Textile Processing

Silicate is applied in textile scouring and bleaching, assisting dirt removal, buffering pH value and improving fabric whiteness during textile pretreatment.

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