A vacuum atmosphere tube furnace is a device that heats up in a vacuum or specific atmosphere environment, and can be used for various experiments. Let's take a detailed look below!

Experimental vacuum atmosphere tube furnace (click on the picture to view product details)

Preparation and Synthesis of Materials
Nanomaterial synthesis: By controlling the vacuum degree, atmosphere (such as argon, nitrogen, etc.), and temperature inside the tube furnace, various nanomaterials can be synthesized, such as carbon nanotubes, metal oxide nanoparticles, etc. Under vacuum or inert atmosphere, it can effectively prevent the oxidation of nanomaterials during the synthesis process, ensuring their purity and performance.
Crystal growth: For some crystals that require growth under specific atmospheres and precise temperature control, such as semiconductor crystals, optical crystals, etc., vacuum atmosphere tube furnaces provide a suitable environment. For example, when growing silicon carbide crystals, a gas containing carbon and silicon can be introduced into a vacuum atmosphere, and high-quality silicon carbide crystals can be grown on the substrate through chemical vapor deposition.
Ceramic material preparation: used for preparing high-performance ceramic materials such as silicon nitride, boron nitride ceramics, etc. Sintering under vacuum atmosphere can eliminate pores and impurities in ceramics, improve their density and mechanical properties.

Material heat treatment
Annealing of metal materials: Annealing treatment of metal materials to eliminate internal stresses generated during processing and improve their toughness and plasticity. Annealing in a vacuum atmosphere can prevent oxidation of the metal surface and maintain its smoothness and properties. For example, vacuum annealing stainless steel can improve its corrosion resistance and processing performance.
Annealing of semiconductor materials: In the semiconductor manufacturing process, a vacuum atmosphere tube furnace is used to anneal semiconductor chips to repair lattice damage caused by processes such as ion implantation or epitaxial growth, activate impurity atoms, and improve the performance and stability of semiconductor devices.
Magnetic material heat treatment: For magnetic materials such as soft magnetic materials and hard magnetic materials, appropriate heat treatment in a vacuum atmosphere tube furnace can adjust their crystal structure and magnetic properties, such as improving magnetic permeability, coercivity, etc.

Material characterization and analysis
Thermogravimetric analysis (TGA): By measuring the mass change of a sample during heating in a vacuum or specific atmosphere, the thermal stability, decomposition process, and redox reactions of the material are studied. For example, thermogravimetric analysis of organic polymer materials can reveal their thermal decomposition behavior under different atmospheres, providing a basis for the application and modification of materials.
Differential Scanning Calorimetry (DSC): Combined with thermogravimetric analysis, DSC is performed in a vacuum atmosphere tube furnace to measure the thermal changes of the sample during heating or cooling, and to study the thermal behavior of materials such as phase transition, crystallization, and melting. This is important for studying the thermodynamic properties of materials and optimizing the preparation process of materials.
Atmosphere sintering experiment: Study the influence of different atmospheres (such as oxidizing atmosphere, reducing atmosphere, inert atmosphere) on the sintering process of materials. By controlling the atmosphere and temperature, observe the microstructure changes, densification degree, and performance differences of materials, and provide experimental basis for optimizing the sintering process of materials.

Rotating tilting vacuum atmosphere tube furnace (click on the picture to view product details)

In addition, in the chemical vapor deposition surface coating technology, a vacuum atmosphere tube furnace can also serve as a reaction vessel for deposition. By precisely controlling the temperature, atmosphere, and deposition time, coatings with specific properties such as wear-resistant coatings, corrosion-resistant coatings, and optical coatings can be prepared on the material surface.Click to learn more tube furnaces! Or click on online customer service to learn more about product information!