Overview of Mullite Crucible

Mullite crucibles are made from a high-performance ceramic material composed primarily of alumina (Al₂O₃) and silica (SiO₂). Known for their excellent thermal stability and mechanical strength, mullite crucibles are widely used in high-temperature applications such as melting metals, glass, and ceramics. They offer superior resistance to thermal shock and chemical attack, making them indispensable in both laboratory and industrial settings.

Features of Mullite Crucible

Thermal Shock Resistance: Exceptional ability to withstand rapid temperature changes without cracking.
High Mechanical Strength: Strong and durable, even at elevated temperatures.
Chemical Stability: Resistant to most chemicals, ensuring minimal contamination during processes.
Temperature Range: Can operate effectively at temperatures up to 1650°C.
Low Thermal Expansion: Minimal expansion or contraction with temperature changes, ensuring dimensional stability.
Non-Reactive: Does not react with the materials being processed, preserving sample purity.
Versatility: Suitable for a wide range of applications including metallurgy, glass manufacturing, and laboratory experiments.

(Refractory ceramic crucible)

Specifications of Refractory ceramic crucible

This crucible is made from top-grade refractory ceramic materials. It handles extreme heat well. Its maximum working temperature reaches 1800°C. This makes it good for melting metals like gold, silver, platinum, and alloys. The material is very dense. This density stops molten metal from leaking through the walls. It also fights off chemical attack. Acids and bases won’t easily damage it during use.

Thermal shock resistance is another key feature. The crucible won’t crack easily when heated up fast or cooled down quickly. This is important for many foundry tasks. Its shape is a standard tapered cylinder. This design helps with pouring metal safely. It also makes stacking crucibles for storage simple.

We offer different sizes. Common capacities are 10ml, 30ml, 50ml, 100ml, and 200ml. You pick the size based on the metal amount you need to melt. Each crucible has a smooth inside surface. This finish stops metal from sticking after it cools. Cleaning is easier because of this. The outside surface is rougher. This texture gives a better grip when using tools.

The walls are thick enough for strength. But they are not too thick. Heat transfers efficiently through them. This helps melt metal faster. The crucible sits stable on a kiln shelf or furnace floor. Its flat bottom prevents tipping. It works well with gas torches, electric kilns, and induction furnaces.

(Refractory ceramic crucible)

Applications of Refractory ceramic crucible

Refractory ceramic crucibles manage severe warm. They are crucial devices across numerous industries. Metal shops use them frequently. Workers melt steels like aluminum, brass, bronze, and iron inside these crucibles. The crucibles withstand the intense furnace temperature levels required. They have the liquified metal securely throughout putting right into mold and mildews. This makes casting metal parts possible.

Laboratories rely greatly on these crucibles. Researchers do high-temperature experiments inside them. They melt samples for analysis. They fuse materials together. Crucibles are important for chemical testing needing intense warm. The crucibles withstand chemical strike from numerous substances. This keeps experiments pure and precise.

Jewelry makers use smaller sized crucibles daily. They melt precious metals like gold, silver, and platinum. The crucible material does not infect the valuable metal. This pureness is crucial for great fashion jewelry manufacturing. Glass artists additionally make use of ceramic crucibles. They thaw glass sets inside them. The crucibles survive the high temperatures required for glass melting and shaping.

Industrial chemical plants require large crucibles. They refine products calling for severe heat. Crucibles hold chemicals throughout reactions or filtration steps. They prevail in creating alloys. Different steels are incorporated inside the crucible under high heat. Crucibles are also used for calcination. This process repels unstable materials from products utilizing heat. The crucible consists of the material safely.

The key is the special ceramic product. It resists thermal shock. Abrupt temperature level modifications will not conveniently fracture an excellent crucible. It additionally stands up to wear from constant heating and cooling cycles. Crucibles offer superb chemical stability. They don’t react with a lot of liquified steels or chemicals. This inertness is vital. Crucibles offer a trustworthy, non-reactive container for requiring high-heat tasks. Their durability conserves cash over time. They last longer than less costly alternatives.

Company Introduction

Welcome to Teen-Hot,a leading global supplier of high-quality crucibles designed for various industrial applications. We offer an extensive range of crucibles, including graphite, ceramic, and metal varieties, tailored to meet the needs of foundries, laboratories, and manufacturers. Our products are renowned for their durability, thermal resistance, and precision engineering, ensuring optimal performance in melting and heat treatment processes. With advanced manufacturing facilities and a commitment to excellence, we provide reliable, cost-effective solutions worldwide. Partner with us for your crucible needs and experience superior quality, expert support, and timely delivery.

If you have any questions, 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 Refractory ceramic crucible

What is a refractory ceramic crucible?
It’s a sturdy container made from special heat-resistant ceramics. You use it for melting metals or other materials at very high temperatures. These crucibles won’t crack or break easily under intense heat.

Why use ceramic for crucibles?
Ceramic handles extreme heat better than metal. It doesn’t melt or react with most molten materials. This makes ceramic crucibles safe for melting metals like gold, silver, or aluminum. They keep the molten material pure.

How hot can these crucibles get?
They withstand incredibly high temperatures. Most common types handle 1600°C (2912°F) easily. Some special grades resist heat up to 1800°C (3272°F). Check the specific crucible’s rating before use.

How long does a ceramic crucible last?
Lifespan varies. It depends on the temperature used, the materials melted, and how carefully you handle it. Frequent thermal cycling, harsh chemicals, or physical bumps shorten its life. Watch for cracks or erosion.

How should I handle a ceramic crucible?
Handle it gently. Always use proper tongs designed for crucibles. Never place a hot crucible on a cold or wet surface. Let it cool down slowly. Avoid sudden temperature changes. Store it in a dry, safe place.

(Refractory ceramic crucible)