Sodium silicate in its powder form is a highly versatile and widely used chemical product with numerous beneficial applications. This inorganic compound, composed of sodium, silicon, and oxygen, is known for its excellent adhesive, binding, and protective properties. The powder form of sodium silicate is particularly advantageous due to its ease of handling, storage, and transportation, making it a convenient choice for various industrial processes. It is commonly employed in the production of cements and concretes, where it enhances the durability, hardness, and resistance to weathering of the final products. Additionally, sodium silicate powder plays a crucial role in the manufacture of glass, ceramics, and refractories, contributing to their structural integrity and resistance to thermal and chemical stresses. In the textile industry, it serves as a finishing agent that improves the smoothness and abrasion resistance of fabrics. Furthermore, its ability to form protective coatings makes it invaluable in waterproofing treatments for buildings, pipelines, and other structures. The broad spectrum of benefits offered by sodium silicate powder across these diverse applications highlights its importance as a key chemical product in numerous industrial sectors.
| Specs available: |
| Modulus, n(SiO₂) / n(Na₂O) |
2.31 |
2.85 |
3.3 |
| SiO₂, wt.% |
54.6 |
59.2 |
66 |
| Na₂O, wt.% |
24.4 |
21.5 |
21.5 |
| Dissolution rate @30℃, second |
<60 |
<60 |
<60 |
| Density, g/ml |
|
|
|
| Fineness, passing rate through 100-mesh sieve% |
≥95 |
≥95 |
≥95 |
Hazard Identification
Chemical Formula: Na₂SiO₃
Classification of the substance or mixture:
• Physical hazards:
Not classified as a physical hazard.
• Health hazards:
• Serious Eye Damage/Eye Irritation (Category 1)
• Skin Irritation (Category 2)
• Specific Target Organ Toxicity (STOT) – Single Exposure (Category 3, Respiratory Irritation)
Label Elements:
• Pictograms:
• Corrosion (for eye damage/irritation and skin irritation)

• Exclamation Mark (for respiratory irritation)

• Signal Word: Danger
• Hazard Statements:
• H318: Causes serious eye damage.
• H315: Causes skin irritation.
• H335: May cause respiratory irritation.
• Precautionary Statements:
• P280: Wear protective gloves/protective clothing/eye protection/face protection.
• P261: Avoid breathing dust.
• P305+P351+P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing.
• P302+P352: IF ON SKIN: Wash with plenty of soap and water.
• P304+P340: IF INHALED: Remove person to fresh air and keep comfortable for breathing.
• P332+P313: If skin irritation occurs: Get medical advice/attention.
Hazards Not Otherwise Classified (HNOC):
• Sodium silicate solid powder may cause mild irritation to the respiratory tract and prolonged or repeated exposure could aggravate skin and eye irritation.
Environmental Hazards:
• Aquatic Toxicity: Sodium silicate is not classified as an environmental hazard, but care should be taken to avoid release into the environment, especially in large quantities, as it may cause harm to aquatic life due to its alkalinity.
First Aid Measures:
• Inhalation: Move the affected person to fresh air immediately. If breathing is difficult, seek medical attention.
• Skin Contact: Wash the affected skin with soap and water thoroughly. Seek medical attention if irritation persists.
• Eye Contact: Rinse eyes immediately with water for at least 15 minutes, lifting the eyelids occasionally. Seek medical attention immediately.
• Ingestion: Rinse mouth with water. Do not induce vomiting. Seek medical attention immediately if symptoms develop.
Storage and Handling:
- Store in a cool, dry, well-ventilated area away from heat, sparks, and ignition sources.
- Keep away from incompatible materials, such as acids, oxidizing agents, and flammable substances.
- Use personal protective equipment, including gloves, goggles, and respiratory protection, when handling sodium silicate.
- Ensure proper ventilation to avoid exposure to dust.
Disposal:
- Dispose of sodium silicate according to local regulations and ensure proper waste management practices to prevent environmental contamination.
- Avoid disposal in water bodies or areas where it can enter the environment.
A High-Performance Member of the Sodium Silicates FamilyXiamen Funuoxin’s Sodium Silicate, Guaranteed Reagent represents one of the most concentrated and efficient forms of sodium silicates available. Unlike liquid sodium silicate solution, this powder provides superior storage stability, ease of transport, and extended shelf life, making it ideal for industrial environments requiring precise control over formulation and application.Engineered for Industrial Strength and FlexibilityThis high-purity product is widely used in industries such as foundry, ceramics, adhesives, and refractories. As part of the sodium silicates product group, it delivers exceptional bonding, thermal resistance, and chemical stability. Its dry form is easily dissolved to create custom sodium silicate solution concentrations, giving formulators complete flexibility.Consistent Quality, Reliable ResultsThanks to our strict manufacturing controls, each batch of this sodium silicate product maintains uniform granulation and chemical composition. It integrates seamlessly into production lines requiring consistent inputs, whether used directly or mixed into a sodium silicate solution for processing.Eco-Conscious and Safe for Industrial UseLike all Xiamen Funuoxin’s sodium silicates, this variant is produced in compliance with international environmental and safety standards. It contains no harmful additives and enables eco-friendly applications in coatings, insulation, and corrosion-resistant systems.
Product Advantages
- Compact and Efficient Format: A powdered alternative to traditional sodium silicate solution, easier to transport and store.
- Part of the Versatile Sodium Silicates Range: Can be rehydrated into custom sodium silicate solution strengths for various applications.
- Exceptional Performance: Offers high thermal and chemical resistance, suitable for foundry, ceramic, and bonding use.
- Stable, High-Purity Composition: Delivers consistent quality in manufacturing environments requiring precise chemical input.
- Environmentally Compliant: Our sodium silicates align with modern safety and eco-regulatory demands.
About Us
Xiamen Funuoxin: Innovating in Silicon Dioxide & Advanced Materials
Established in 2015, Xiamen Funuoxin Technology Co., Ltd. has become a trusted name in the field of advanced materials, specializing in the development of high-quality silicon dioxide and silicate products. Our commitment to innovation and excellence has allowed us to offer advanced solutions that enhance product performance across various industries.
Core Manufacturing Capabilities and Quality Assurance
- Advanced Material Development: We specialize in producing silicon dioxide, sodium silicate, potassium silicate, and lithium silicate, catering to diverse industrial applications.
- Rigorous Quality Control: Our dedication to innovation is complemented by a stringent quality control process, ensuring that every product meets or exceeds customer expectations.
- Customer-Centric Approach: Our team of experts provides technical support and tailored solutions to meet individual customer needs, striving to be a reliable partner in a competitive market.
Production Strength
Since our inception, we have expanded our product range and fine-tuned production processes to better meet customer needs. Our facilities are equipped to handle large-scale production, ensuring timely delivery and consistent product quality.
Sustainable Development Measures
We prioritize environmental responsibility by focusing on sustainable production practices. Our products are designed to be eco-friendly, aligning with global efforts to reduce environmental impact.
Customer Collaboration Process
- Initial Consultation: Understanding client requirements and project scope.
- Customized Solutions: Developing tailored products to meet specific needs.
- Quality Assurance: Implementing rigorous testing to ensure product standards.
- Timely Delivery: Ensuring prompt and efficient product delivery.
- Ongoing Support: Providing continuous technical assistance and customer service.
Global Service Capability
With a focus on international markets, we have established a robust global distribution network. Our products are utilized worldwide, and we are committed to providing exceptional service to our international clientele.
Partner with Xiamen Funuoxin
Discover how our advanced materials can elevate your products. Contact us today to learn more about our offerings and how we can collaborate to achieve your goals.

FAQ
Who are we?
Xiamen Funuoxin Technology Co., Ltd. is a manufacturer specializing in the development of high-quality silicon dioxide and silicate materials, serving various industries with innovative solutions.
How can we guarantee quality?
Our rigorous quality control processes ensure that every product meets or exceeds industry standards, providing consistent and reliable performance.
What can you buy from us?
We offer a range of products, including silicon dioxide, sodium silicate, potassium silicate, and lithium silicate, tailored to meet diverse industrial needs.
Why should you buy from us, not from other suppliers?
Our commitment to innovation, quality assurance, and customer satisfaction sets us apart, making us a reliable partner for your material needs.
What services can we provide?
We provide technical support, customized solutions, and comprehensive customer service to ensure your success in a competitive market.
Elevate your industrial applications with Xiamen Funuoxin's premium Sodium Silicate, Guaranteed Reagent. Contact us today to discuss your specific requirements and discover how our products can enhance your offerings.