Overview of Alumina Al2o3 Ceramic Crucible/boat Container Refractory Alumina Ceramic Furnace

Alumina Al2o3 Ceramic Crucible/boat Container Refractory Alumina Ceramic Furnace is precision-engineered vessels made from 99%+ pure aluminum oxide (Al₂O₃). Designed for high-temperature and corrosive environments, they are widely used in semiconductor processing, heat treatment, CVD/PVD applications, and laboratory experiments. Their superior thermal and chemical stability ensures reliable performance under extreme conditions.

Key Features of Alumina Al2o3 Ceramic Crucible/boat Container Refractory Alumina Ceramic Furnace

Extreme Temperature Resistance – Stable up to 1800°C with low thermal expansion.

Superior Chemical Resistance – Resists acids, alkalis, and aggressive gases.

High Mechanical Strength – Durable and resistant to thermal shock.

Precision Design – Smooth surfaces & uniform dimensions for consistent processing.

Customizable Shapes & Sizes – Available in standard and tailored configurations.

(Alumina Al2o3 Ceramic Crucible/boat Container Refractory Alumina Ceramic Furnace)

Specifications of Alumina Al2o3 Ceramic Crucible/boat Container Refractory Alumina Ceramic Furnace

This alumina ceramic crucible takes care of extreme warmth dependably. Made from high-purity Al2O3 ceramic, it withstands temperature levels up to 1750 ° C (3182 ° F). That makes it best for demanding furnace work. Its crucial stamina is exceptional thermal shock resistance. It will not split quickly when warmed or cooled quick. This crucible resists chemical strike also. Acids and alkalis typically do not harm it. Its high pureness suggests minimal contamination of your products. You get constant results batch after batch.

The material is really dense and hard. This offers exceptional wear resistance. Your crucible lasts longer under difficult problems. It keeps its shape well at heats. The smooth surface finish is very easy to tidy. Deposit doesn’t stick conveniently. These crucibles are available in many sizes and shapes. Typical kinds include boats and standard round types. They fit many laboratory and industrial furnaces.

Normal pureness degrees are 95%, 99%, or 99.5% Al2O3. Greater purity provides much better efficiency. It suggests higher temperature level resistance and much less contamination. Use these crucibles for melting metals like silver or gold. They work for sintering powders and calcining materials. They manage high-temperature screening accurately. Remember they are breakable. Stay clear of mechanical shock or influence. Handle them thoroughly. Follow the maker’s heating and cooling down guidelines. This prevents thermal anxiety damage. Proper care guarantees long service life. This crucible is a reputable tool for serious high-temperature procedures. Its performance validates the investment.

(Alumina Al2o3 Ceramic Crucible/boat Container Refractory Alumina Ceramic Furnace)

Applications of Alumina Al2o3 Ceramic Crucible/boat Container Refractory Alumina Ceramic Furnace

Alumina ceramic crucibles and boats manage extreme heat. They are made from aluminum oxide. This product is really solid. It resists temperatures over 1700 ° C easily. This makes them perfect for lots of tough jobs.

People utilize them to melt steels. Gold, silver, copper, platinum thaw inside them. The alumina doesn’t respond with the liquified steel. It keeps the metal pure. This is important for jewelry experts and steel researchers.

Chemical labs need them too. They hold hostile chemicals during high heat responses. Acids and bases don’t harm the alumina quickly. Scientists get accurate results without contamination.

Heat therapy procedures count on these containers. They hold components being solidified or annealed. Furnaces run really hot. Alumina boats lug parts via these heaters safely. They do not warp or crack.

The semiconductor sector utilizes them frequently. They bring silicon wafers during diffusion and oxidation steps. Cleanliness is essential. Alumina loses really little bits. It keeps wafers devoid of contamination.

Analytical labs utilize them daily. They are workhorses for ashing examples. Organic product burns away inside the crucible at high warm. What remains can be analyzed. They also help ignition loss tests.

Industrial kilns use alumina setters and saggers. These are huge alumina containers. They hold porcelains or metals throughout shooting. They protect the products from straight flame. They make sure even heating.

These crucibles and watercrafts withstand thermal shock well. They can go from hot to chilly swiftly. They do not break. This is essential for fast manufacturing cycles.

They last a long period of time. Alumina is very difficult. It resists wear and abrasion. This saves cash over cheaper materials requiring regular replacement.

Quality assurance is rigorous. Every piece is examined. It needs to fulfill precise requirements for purity and density. This assures trusted efficiency. Individuals trust them for essential processes. They are necessary devices where warmth and pureness matter.

Company Profile

Alumina Technology Co., Ltd,. We focus on the research and development, production and sales of alumina products, serving the electronics, ceramics, chemical and other industries. Since its establishment in 2005, the company has been committed to providing customers with the best products and services, and has become a leader in the industry through continuous technological innovation and strict quality management.

Our products includes but not limited to Alumina Boat, Alumina Crucible, Alumina Dish, Alumina Foam Filter, Alumina Plate, Alumina Rod, Alumina Bar, Alumina Balls, Filter Alumina, Nano Alumina Powder, Spherical Alumina Powder, ect. please feel free to contact us.(nanotrun@yahoo.com)

Payment Methods

T/T, Western Union, Paypal, Credit Card etc.

Shipment Methods

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

5 FAQs of Alumina Al2o3 Ceramic Crucible/boat Container Refractory Alumina Ceramic Furnace

What is an alumina ceramic crucible? It’s a container made from aluminum oxide. People use it in high heat situations. Labs and factories rely on it for melting materials or heat treatments. It handles extreme temperatures well. It resists chemicals too.

FAQ 1: How hot can this crucible get?
Alumina crucibles handle very high heat. Standard types manage 1600°C (2912°F). High purity versions go even higher, around 1750°C (3182°F). Check the specific grade before buying. Don’t exceed its rated temperature. Going too hot risks damage.

FAQ 2: Why pick alumina over other ceramics?
Alumina offers great heat resistance. It stands up to sudden temperature changes better than many ceramics. It’s very hard and strong. Acids and bases usually don’t harm it. It lasts longer under tough conditions than cheaper options like clay. You get good value.

FAQ 3: How do I clean it after use?
First, let it cool down completely. Never plunge a hot crucible into water. Use hot water and a brush for basic residue. Stubborn stuff might need soaking in strong acid or special cleaner. Avoid harsh mechanical scrubbing. It can scratch the surface. Rinse it very well after chemical cleaning.

FAQ 4: Will it crack from sudden temperature changes?
Alumina handles thermal shock better than many ceramics. But rapid changes are still risky. Avoid moving it directly from a hot furnace to a cold surface. Don’t put cold liquids into a hot crucible. Heat and cool it gradually whenever possible. This practice greatly extends its life.

FAQ 5: How careful must I be handling it?
Handle it gently. Alumina is hard but it can chip or crack if dropped or knocked hard. Use proper tongs designed for crucibles. Make sure tongs fit the crucible size well. Avoid uneven pressure points. Inspect it regularly for chips or cracks before use. A damaged crucible is unsafe.

(Alumina Al2o3 Ceramic Crucible/boat Container Refractory Alumina Ceramic Furnace)