Tin Dioxide
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Tin Dioxide

W&Q Tin Dioxide is white or off-white fine powder. It is insoluble in water, ethanol and general acids, with stable chemical properties, high temperature resistance and good electrical insulation. It has excellent gas sensitivity and transparency, widely used in ceramic glazes, electronic components, gas sensors and coating materials.
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  • 99%

  • W&Q

1. Molecular Formula: SnO2         

2. CAS NO.: 1317-25-5     

3. Molecular Weight: 150.69

4. Property: 

W&Q Tin Dioxide (SnO₂), also known as stannic oxide, is a high-purity inorganic tin oxide material with excellent physical and chemical stability. It appears as white loose crystalline powder, featuring high temperature resistance, good electrical insulation, excellent gas sensitivity and strong chemical inertness. Produced by advanced oxidation synthesis, high-temperature calcination and fine grinding processes, our tin dioxide has uniform particle size, low impurity content and stable batch consistency. It is insoluble in water and common acids, widely used in ceramic glazes, gas sensors, electronic materials, polishing agents and industrial coating fields.

5. Specification: 98%

If you need complete technical data and detailed specifications, please contact us directly.

Email: wq@wqgroup.net

WeChat / WhatsApp / Mobile: 0086-13082360769

6. Packing:In 25kg drum.



Product Benefits

1. High Purity & Uniform Particle Distribution

Adopting precise synthesis and high-temperature purification technology, the product effectively controls trace metal and non-metal impurities. The powder features uniform particle size, good fluidity and no agglomeration, ensuring consistent reaction and sintering effect in industrial production and improving finished product uniformity.

2. Outstanding High-temperature Stability

Tin dioxide possesses excellent thermal stability and oxidation resistance. It will not decompose, discolor or fail under long-term high-temperature firing and heating environments, maintaining stable physical and chemical properties, which is ideal for high-temperature industrial processing scenarios.

3. Excellent Gas-sensitive & Insulating Performance

The product has sensitive gas sensing characteristics and stable semiconductor properties. It can effectively detect various combustible and toxic gases. Meanwhile, it maintains good insulation performance under normal temperature, meeting the manufacturing requirements of precision electronic and sensing components.

4. Strong Chemical Inertness & Durability

Featuring strong chemical inertness, the product is resistant to acid, alkali and corrosion. It has good weather resistance and aging resistance, which can significantly enhance the service life, surface hardness and anti-fouling performance of downstream products.

Usage

1. Ceramic & Glass Industry

Used as high-efficiency opacifier, clarifying agent and color fixing agent for ceramic glazes and glass products. It can improve glaze surface smoothness, whiteness and transparency, eliminate glaze bubbles, and optimize firing stability and finished product texture.

2. Gas Sensor & Electronic Components

Served as the core raw material for manufacturing semiconductor gas sensors, temperature sensors and electronic ceramic components, widely applied in industrial gas detection, environmental monitoring and smart device sensing systems.

3. Polishing & Abrasive Materials

Applied as high-precision polishing powder for glass, crystal, metal and semiconductor materials. With fine particle size and moderate hardness, it provides smooth and scratch-free polishing effect for precision workpieces.

4. Functional Coatings & Chemical Auxiliaries

Widely used in high-temperature resistant coatings, anti-static coatings and industrial chemical additives, improving the high-temperature resistance, anti-static performance and corrosion resistance of coating materials.

FAQ

Q1: What is the standard purity of Tin Dioxide?

A1: Our standard purity is ≥99.9%. Each batch is strictly tested and provided with official COA quality report to meet high-end ceramics, electronics and sensing material production standards.

Q2: What are the core product features?

A2: White fine powder, high purity, uniform particle size, high temperature resistance, corrosion resistance, stable gas sensitivity, good chemical inertness and excellent polishing performance.

Q3: Storage conditions and shelf life?

A3: Store in dry, cool and ventilated warehouse, keep tightly sealed to prevent moisture absorption and dust contamination. The shelf life is 24 months under standard sealed storage conditions.

Q4: Do you support customized services?

A4: Yes. We can customize particle size fineness, purity grade and packaging specifications according to customer production and application requirements.

Q5: About transportation and customs clearance?

A5: Adopt standard dust-proof and moisture-proof sealed packaging, comply with international transportation regulations. Support global DDP/DAP shipping and complete customs clearance documents.

Why Choose W&Q

1. Mature Technology & Strict QC

We adopt professional high-temperature oxidation calcination and ultrafine grinding technology. Layer-by-layer quality inspection ensures ultra-low impurities, uniform particle size and stable performance of every batch of products.

2. Stable Batch Consistency

Strict production standardization controls core technical indicators stably, avoiding batch quality differences and ensuring continuous and stable production for downstream industrial customers.

3. Sufficient Inventory & Fast Delivery

Large-scale standardized production guarantees sufficient inventory and fast shipment. 24-hour professional technical and after-sales support is provided for global customers.

4. Export Compliance & Safety

All products comply with international REACH environmental protection and industrial safety standards, fully meeting global export trade and green high-end manufacturing requirements.

5. High Cost Performance

With factory direct sales and stable high-quality output, we provide cost-effective tin dioxide products and long-term stable win-win cooperative services for global industrial customers.


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