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.

(Alumina Cylindrical Crucibles Various Size Material Alumina Ceramics Crucible for Laboratory)

Specifications of Alumina Cylindrical Crucibles Various Size Material Alumina Ceramics Crucible for Laboratory

Alumina cylindrical crucibles serve many laboratory needs. These crucibles come in different sizes. You find small ones and large ones. This variety helps with different sample amounts. Material matters greatly here. Pure alumina ceramic makes these crucibles. This material is very strong. It handles extreme heat easily. Labs use them for melting metals or firing ceramics. High temperatures are no problem. Alumina takes the heat without cracking.

Chemical resistance is another big plus. These crucibles won’t react with most acids or alkalis. This keeps your samples pure. You avoid contamination issues. The cylindrical shape is practical. It gives good volume capacity. The design also promotes even heating. Stability is good on flat surfaces. You get consistent results experiment after experiment.

Durability defines alumina crucibles. They last much longer than cheaper options. You save money over time. They resist thermal shock well. Going from hot to cold quickly is usually safe. Sudden temperature changes rarely break them. This toughness is vital for demanding lab work. Reliability is key.

People use these crucibles for many tasks. Sample preparation often requires them. Analytical testing uses them too. Metallurgy labs rely on them for melting trials. Ceramics research needs them for sintering tests. They handle aggressive materials reliably. Choose the size fitting your furnace and sample. Good quality alumina crucibles make lab work smoother and more dependable. They are essential tools.

(Alumina Cylindrical Crucibles Various Size Material Alumina Ceramics Crucible for Laboratory)

Applications of Alumina Cylindrical Crucibles Various Size Material Alumina Ceramics Crucible for Laboratory

Alumina cylindrical crucibles serve many laboratory needs. Scientists use these containers for high-temperature work. The material is alumina ceramic. This ceramic offers excellent properties. It withstands extreme heat very well. Temperatures often reach 1700°C or higher. Crucibles don’t melt or warp easily at these levels. Thermal shock resistance is another key benefit. Crucibles handle rapid heating and cooling cycles. Sudden temperature changes rarely cause cracking. Chemical inertness is crucial too. Alumina resists attack from most acids, bases, and other reactive substances. Samples stay uncontaminated. Reactions proceed without interference from the crucible material.

These crucibles come in many sizes. Common diameters range from small 10mm up to large 100mm or more. Heights vary similarly. Choosing the right size depends on the sample amount and the furnace used. Small crucibles suit tiny samples. Larger ones handle bigger batches. Finding the correct fit matters for efficient lab work. Standard sizes are readily available. Custom sizes can often be ordered too.

Laboratory applications are diverse. Sample preparation is a primary use. Crucibles hold materials during calcination or sintering processes. They heat powders to remove volatiles or change their structure. Melting metals or other materials is another common task. The crucible contains the molten substance safely. Analytical procedures like Loss on Ignition (LOI) testing rely on them. Crucibles weigh samples before and after intense heating. The weight difference reveals moisture or volatile content. Ashing organic materials happens inside these crucibles. High heat burns away organic matter, leaving inorganic ash behind. General high-temperature experiments always need reliable containers. Alumina crucibles provide that reliability.

Handling requires some care. Always use proper tongs. Avoid sudden impacts. Inspect crucibles regularly for cracks or chips. Damaged crucibles can fail unexpectedly at high temperatures. This presents a safety risk. Proper care extends crucible life significantly. Store them in a clean, dry place.

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 Alumina Cylindrical Crucibles Various Size Material Alumina Ceramics Crucible for Laboratory

What are alumina crucibles made of?
Alumina crucibles come from high purity aluminum oxide ceramic. This material offers excellent heat resistance. It withstands extreme temperatures well. Chemical stability is another key benefit. Alumina resists attack from many acids and bases. This makes it reliable for demanding lab work.

What temperature can these crucibles handle?
Maximum continuous use temperature reaches 1700°C (3092°F). Short bursts might go higher. Know the exact limit for your crucible grade. Never exceed the manufacturer’s stated maximum. Doing so risks cracking or failure. Sudden temperature changes are dangerous too. Thermal shock breaks crucibles easily. Heat and cool them gradually.

What sizes are available?
Many sizes exist. Common diameters range from 10mm to 150mm or more. Heights vary accordingly. Crucibles come in different volumes too, like 5ml, 10ml, 25ml, 50ml, 100ml, 250ml. Choose the size matching your sample amount and furnace space. Confirm dimensions before ordering.

How do I clean an alumina crucible?
Cleaning needs care. Let the crucible cool completely first. Remove loose residue mechanically. Use a soft brush. Soak in warm, dilute acid (like HCl) for tough stains. Avoid hydrofluoric acid. Rinse thoroughly with distilled water afterwards. Dry completely before reuse. Avoid harsh abrasives. They damage the smooth surface.

Are there special handling precautions?
Handle alumina crucibles gently. They are hard but brittle. Dropping them causes chips or cracks. Use proper tongs for hot crucibles. Ensure the tongs fit the crucible size. Avoid contact between hot crucibles and cold surfaces. Thermal shock breaks them. Store them securely to prevent knocking.

(Alumina Cylindrical Crucibles Various Size Material Alumina Ceramics Crucible for Laboratory)