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Description
Overview of 99% Alumina Ceramic Melting Crucible Al2o3 Boat Cup for Electrical Appliance
99% Alumina Ceramic Melting Crucible Al2o3 Boat Cup for Electrical Appliance is high-performance ceramic containers made from 99%+ pure aluminum oxide (Al₂O₃). Designed for extreme thermal and chemical environments, they withstand temperatures up to 1800°C, making them ideal for laboratory, industrial, and research applications such as metal melting, sintering, and chemical analysis.
Key Features of 99% Alumina Ceramic Melting Crucible Al2o3 Boat Cup for Electrical Appliance
High-Temperature Resistance – Stable up to 1800°C with minimal thermal expansion.
Superior Thermal Shock Resistance – Resists cracking under rapid temperature changes.
Chemical Inertness – Unaffected by acids, alkalis, and molten metals.
High Mechanical Strength – Durable and long-lasting under harsh conditions.
Customizable Sizes & Shapes – Available in standard and tailored designs.

(99% Alumina Ceramic Melting Crucible Al2o3 Boat Cup for Electrical Appliance)
Specification of 99% Alumina Ceramic Melting Crucible Al2o3 Boat Cup for Electrical Appliance
This alumina ceramic crucible works for high-temperature melting. Its product is 99% pure Al2O3. This high purity issues. It provides the crucible wonderful warmth resistance. It deals with temperatures over 1750 ° C easily. The crucible won’t melt or compromise at these warms. It also manages sudden temperature level modifications well. Moving it from hot to chilly won’t split it. This thermal shock resistance is important for real use.
The crucible has solid chemical security. It resists assault from several acids and bases. This suggests liquified products remain tidy. Contamination is reduced. The crucible itself lasts longer. Its surface area is really smooth. This surface stops product sticking. Cleansing is easier. It also assists avoid responses.
This ceramic is a superb electrical insulator. Its shielding power stays strong also at extreme heat. This makes it safe for electric heating system parts. It avoids brief circuits. The crucible has high mechanical stamina. It resists wear and scrapes. It maintains its form under tons. This strength guarantees reputable efficiency gradually.
You find these crucibles in laboratories and factories. They thaw steels like gold and silver. They refine digital products. Semiconductor work uses them. They are important in high-temperature testing. They hold products for crystal growth. Electric appliance makers utilize them for element manufacturing.

(99% Alumina Ceramic Melting Crucible Al2o3 Boat Cup for Electrical Appliance)
Applications of 99% Alumina Ceramic Melting Crucible Al2o3 Boat Cup for Electrical Appliance
This 99% alumina ceramic melting crucible is the Al2O3 watercraft cup built hard for requiring electric home appliance tasks. Its near-pure structure supplies vital advantages. It holds up against extremely heats quickly. This crucible won’t soften or warp under intense warm located in home appliance component manufacturing. Security is crucial below.
Chemical resistance is another significant toughness. This Al2O3 product doesn’t respond with a lot of metals, alloys, or changes frequently thawed during electric part manufacturing. Your thaw remains pure. Contamination damages components. This crucible stops that.
Mechanical toughness matters too. This boat mug resists thermal shock well. Abrupt temperature modifications will not conveniently break it. That’s important for repeated heating and cooling cycles in manufacturing. It deals with physical stress and anxiety better than numerous alternatives. Employees need sturdy devices. This crucible lasts.
The material supplies exceptional electric insulation homes. This is essential around electrical device testing or setting up. Safety is non-negotiable. You stay clear of unintended conductivity issues. Workers stay shielded.
Its smooth surface coating is necessary. Molten material streams easily. Residue doesn’t stick boldy. Cleansing in between usages is less complex. Production efficiency improves. Downtime reduces.
These crucibles are important for melting solder, brazing alloys, or certain conductive pastes utilized in making heating units, sensing units, or links inside devices. Regular results are vital. This alumina watercraft mug provides trusted performance set after set. You get predictable melting actions. Manufacturing high quality stays high.
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 99% Alumina Ceramic Melting Crucible Al2o3 Boat Cup for Electrical Appliance
99% Alumina Ceramic Melting Crucible FAQs
What makes this crucible special?
This crucible uses 99% pure alumina (Al2O3). High purity means very few impurities. Impurities weaken the ceramic. This crucible stays strong under intense heat. It handles chemicals well too. It won’t easily corrode.
How hot can it get?
This crucible handles extreme temperatures. It works reliably up to 1750°C (3182°F). Its structure stays stable near this limit. Sudden temperature changes are okay. It resists thermal shock. Don’t exceed the maximum temperature.
Why is it good for electrical appliances?
Alumina ceramic is an excellent insulator. It blocks electricity very effectively. This is crucial near electrical components. It prevents dangerous shorts. The material also resists wear. It lasts a long time in demanding settings.
How long does it last?
Lifespan depends heavily on use. Melting very corrosive materials shortens it. Careful handling extends its life. Avoid impacts and drops. Sudden extreme cooling harms it. Expect good service life with proper care. Replace it if cracks appear.
What sizes are available?
We offer many sizes and shapes. Crucibles come as boats, cups, cylinders. Dimensions vary greatly. Common sizes suit small lab melts. Larger sizes handle bigger batches. Check our catalog for specific measurements. Custom sizes are possible too.

(99% Alumina Ceramic Melting Crucible Al2o3 Boat Cup for Electrical Appliance)
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