Overview of Fused Silica Quartz Ceramic Crucible

Quartz ceramic, also known as fused silica ceramic, is a high-performance technical ceramic composed primarily of silicon dioxide (SiO₂) in a non-crystalline state. It is manufactured by fusion and controlled cooling of high-purity silica, resulting in a material that combines the best properties of glass and traditional ceramics. Our quartz ceramic products are engineered to deliver exceptional stability, purity, and performance in the most demanding industrial applications.

Features of Fused Silica Quartz Ceramic Crucible

Extreme Thermal Shock Resistance: Due to its extremely low coefficient of thermal expansion (CTE), quartz ceramic can withstand rapid temperature changes without cracking.

Low Thermal Conductivity: Acts as an excellent thermal insulator, protecting surrounding components from high heat.

High Chemical Purity: Typically >99.9% SiO₂, making it inert to most acids and resistant to corrosion.

Dielectric Strength: Excellent electrical insulator even at high temperatures and high frequencies.

High Refractoriness: Retains its shape and strength at continuous operating temperatures up to 1100°C.

Specifications of Fused Silica Quartz Ceramic Crucible

Requirements of Molten Silica Quartz Porcelain Crucible

Product and Pureness

Merged silica quartz ceramic crucibles are made from high-purity artificial merged silica. The material includes over 99.9% SiO TWO. This high pureness aids prevent contamination throughout high-temperature processes. It also makes certain regular performance popular applications.

Temperature Resistance

These crucibles hold up against continual usage at temperatures as much as 1200 ° C(2192 ° F). Short-term exposure can get to 1400 ° C (2552 ° F) without fracturing or warping. The low thermal expansion of fused silica makes it very resistant to thermal shock. This implies the crucible stays undamaged despite fast heating or cooling down cycles.

Chemical Stability

Integrated silica shows exceptional resistance to many acids, consisting of hydrochloric, nitric, and sulfuric acid. It does not respond quickly with molten metals or salts under regular conditions. However, it is not ideal for usage with hydrofluoric acid or solid alkalis like salt hydroxide, as these can cause deterioration.

Physical Residences

The crucible has a smooth internal surface that lowers product attachment. Its thickness ranges from 2.20 to 2.22 g/cm FIVE. The firmness is around 5.5– 6.5 on the Mohs scale. Wall surface thickness is consistent to sustain structural integrity throughout handling and home heating. Standard dimensions range from 10 mL to 500 mL capability, with personalized dimensions available upon request.

Applications

These crucibles are widely used in research laboratories and industries for melting, ashing, and example prep work. Common usages include ICP-MS sample food digestion, precious metal refining, and semiconductor product processing. Their inert nature and tidy structure make them excellent for trace-element evaluation where contamination have to be prevented.

Applications of Fused Silica Quartz Ceramic Crucible

Applications of Fused Silica Quartz Porcelain Crucible

High-Temperature Handling

Fused silica quartz ceramic crucibles manage extreme warmth without breaking down. They stay stable at temperature levels over 1,600 ° C. This makes them ideal for melting and casting steels like aluminum, copper, and precious alloys. Their solid structure keeps shape also under duplicated home heating and cooling down cycles.

Semiconductor Production

In making silicon wafers, pureness matters a lot. These crucibles release practically no contaminations throughout crystal development. That assists generate high-grade monocrystalline silicon utilized in solar batteries and microchips. Their reduced thermal expansion also stops splits when temperature changes quickly.

Optical and Glass Industries

Glassmakers make use of merged silica crucibles to melt specialized glasses for lenses, fiber optics, and laboratory equipment. The product does not react with most molten glass types. It also resists rust from hostile chemicals, maintaining the final product clear and defect-free.

Research Laboratory and Research Study Usage

Researchers rely upon these crucibles for example prep work and high-temperature experiments. They function well in analytical instruments like ICP (Inductively Paired Plasma) systems. Due to the fact that they do not contaminate examples, test results stay accurate and repeatable.

Specialized Metallurgy

When working with responsive or rare-earth steels, conventional containers usually stop working. Merged silica quartz crucibles supply better resistance to chemical assault. They aid manage the structure of delicate alloys used in aerospace and clinical tools.

These crucibles integrate thermal security, chemical inertness, and mechanical toughness. Customers throughout several areas choose them when efficiency and reliability are important. Their consistent high quality supports both industrial manufacturing and advanced research study.

Company Introduction

Welcome to Eduloc, a leading global supplier of high-quality ceramic grinding balls. Our product range includes,Mullite Ceramic, Quartz Ceramic, Aluminum Nitride Ceramic, Silicon Nitride Ceramic, Silicon Carbide Ceramic designed for industries such as mining, chemicals, coatings, electronics, and pharmaceuticals. We are committed to providing durable and efficient grinding solutions tailored to our customers’ diverse needs. With advanced manufacturing technology and stringent quality control, our ceramic grinding balls excel in wear resistance, corrosion resistance, and thermal stability. Partner with us for reliable products and exceptional service that enhance your production efficiency and reliability.

If you have any questions, please feel free to contact us.

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By air, by sea, by express, as customers request.

5 FAQs of Fused Silica Quartz Ceramic Crucible

Fused Silica Quartz Ceramic Crucible – Top 5 FAQs

What is a fused silica quartz ceramic crucible?

It is a high-purity container made from fused silica. This material can handle very high temperatures without breaking down. People use it in labs and industries where extreme heat and chemical stability are needed.

Why choose fused silica over other materials?

Fused silica has excellent thermal shock resistance. It does not crack easily when heated or cooled quickly. It also stays stable when exposed to many acids and chemicals. Other ceramics may react or degrade, but fused silica remains clean and strong.

What temperatures can it withstand?

These crucibles work well up to 1,200°C (2,192°F). Some grades can handle even higher temperatures for short periods. Always check the manufacturer’s specs before use to avoid damage.

Is it safe for sensitive applications like semiconductor production?

Yes. Fused silica contains very low levels of impurities. That makes it ideal for making semiconductors, optical fibers, and high-purity metals. It will not contaminate your sample during melting or processing.

How do I care for and clean the crucible?

Handle it gently—fused silica is strong but can break if dropped. Clean with mild acid like diluted hydrochloric acid, then rinse with pure water. Never use abrasive tools. Let it dry fully before reuse. Store it in a clean, dry place away from dust or moisture.