Knowledge What are crucibles for laboratory use? 5 Key Points to Know
Author avatar

Tech Team · Kintek Solution

Updated 3 months ago

What are crucibles for laboratory use? 5 Key Points to Know

Crucibles for laboratory use are specialized containers designed to withstand high temperatures and chemical reactions.

They are primarily used in analytical chemistry and sample preparation.

Crucibles are made from high-temperature, inert materials such as platinum or zirconium.

These materials help prevent contamination of the samples, especially when dealing with trace and ultra-trace level determinations.

5 Key Points to Know About Laboratory Crucibles

What are crucibles for laboratory use? 5 Key Points to Know

1. Types and Materials

Crucibles differ primarily by their application, material, and profile.

They can be made from various materials, with platinum and zirconium being common due to their inertness and high-temperature resistance.

The choice of material is crucial as it must not react with the substances being heated or tested.

2. Shapes and Sizes

Crucibles come in a variety of shapes and sizes, each designed for specific applications.

For instance, low and wide crucibles are ideal for melting metals due to their large surface area that allows for even heating.

In contrast, tall and narrow crucibles are better suited for chemical reactions as they minimize the surface area exposed to heat, thereby controlling the reaction and reducing evaporation.

3. Selection Criteria

Selecting the right crucible involves considering the specific technical requirements of the application, including temperature, chemical, and physical parameters.

The crucible must be able to withstand the conditions of the experiment without contaminating the sample or degrading under the applied conditions.

4. Applications

In laboratories, crucibles are used for a range of tasks including melting metals, conducting chemical reactions, and performing analytical chemistry.

Their ability to handle high temperatures and resist chemical reactions makes them indispensable tools in scientific experimentation and preparation.

5. Conclusion

Laboratory crucibles are essential tools in scientific research and industrial processes.

They provide a controlled environment for high-temperature reactions and analyses.

Their design and material composition are tailored to meet the rigorous demands of various applications, ensuring accurate and reliable results.

Continue exploring, consult our experts

Discover the precision and reliability that KINTEK SOLUTION's high-quality crucibles bring to your lab.

Our expertly crafted crucibles, made from premium materials like platinum and zirconium, are tailored for seamless performance in your most critical applications.

With a variety of shapes, sizes, and materials designed to withstand extreme temperatures and chemical reactions, KINTEK SOLUTION is your partner in achieving precise and reproducible results.

Elevate your laboratory efficiency and precision – choose KINTEK SOLUTION for unmatched crucible solutions.

Contact us today to find the perfect crucible for your unique needs!

Related Products

Alumina (Al2O3) Ceramic Crucible For Laboratory Muffle Furnace

Alumina (Al2O3) Ceramic Crucible For Laboratory Muffle Furnace

Alumina ceramic crucibles are used in some materials and metal melting tools, and flat-bottomed crucibles are suitable for melting and processing larger batches of materials with better stability and uniformity.

Evaporation Crucible for Organic Matter

Evaporation Crucible for Organic Matter

An evaporation crucible for organic matter, referred to as an evaporation crucible, is a container for evaporating organic solvents in a laboratory environment.

Electron Gun Beam Crucible

Electron Gun Beam Crucible

In the context of electron gun beam evaporation, a crucible is a container or source holder used to contain and evaporate the material to be deposited onto a substrate.

Alumina (Al2O3) Crucible With Lid Cylindrical Laboratory Crucible

Alumina (Al2O3) Crucible With Lid Cylindrical Laboratory Crucible

Cylindrical Crucibles Cylindrical crucibles are one of the most common crucible shapes, suitable for melting and processing a wide variety of materials, and are easy to handle and clean.

Graphite evaporation crucible

Graphite evaporation crucible

Vessels for high temperature applications, where materials are kept at extremely high temperatures to evaporate, allowing thin films to be deposited on substrates.

Electron Beam Evaporation Coating Tungsten Crucible / Molybdenum Crucible

Electron Beam Evaporation Coating Tungsten Crucible / Molybdenum Crucible

Tungsten and molybdenum crucibles are commonly used in electron beam evaporation processes due to their excellent thermal and mechanical properties.

Electron Beam Evaporation Coating / Gold Plating / Tungsten Crucible / Molybdenum Crucible

Electron Beam Evaporation Coating / Gold Plating / Tungsten Crucible / Molybdenum Crucible

These crucibles act as containers for the gold material evaporated by the electron evaporation beam while precisely directing the electron beam for precise deposition.

Alumina Crucibles (Al2O3) Covered Thermal Analysis / TGA / DTA

Alumina Crucibles (Al2O3) Covered Thermal Analysis / TGA / DTA

TGA/DTA thermal analysis vessels are made of aluminum oxide (corundum or aluminum oxide). It can withstand high temperature and is suitable for analyzing materials that require high temperature testing.

Electron Beam Evaporation Graphite Crucible

Electron Beam Evaporation Graphite Crucible

A technology mainly used in the field of power electronics. It is a graphite film made of carbon source material by material deposition using electron beam technology.

Alumina (Al2O3) Ceramic Crucible Semicircle Boat  with Lid

Alumina (Al2O3) Ceramic Crucible Semicircle Boat with Lid

Crucibles are containers widely used for melting and processing various materials, and semicircular boat-shaped crucibles are suitable for special smelting and processing requirements. Their types and uses vary by material and shape.

Carbon Graphite Boat -Laboratory Tube Furnace with Cover

Carbon Graphite Boat -Laboratory Tube Furnace with Cover

Covered Carbon Graphite Boat Laboratory Tube Furnaces are specialized vessels or vessels made of graphite material designed to withstand extreme high temperatures and chemically aggressive environments.


Leave Your Message