What experiments can be conducted on a vertical tubular heat treatment electric furnace?

The vertical tubular heat treatment electric furnace, with its vertical structure design, efficient thermal field control, and controllable atmosphere, can support high-temperature experiments and processes in multiple fields. The specific application scenarios and experimental types are as follows:

1. Materials Synthesis and Preparation Experiment
Chemical Vapor Deposition (CVD)
Application scenario: In the fields of semiconductors, optical coatings, etc., thin films (such as silicon nitride and silicon carbide) are deposited on the surface of substrates through CVD technology.
Experimental advantages: The vertical furnace combined with a rotating base can achieve uniform coverage of thin films, such as coating anti reflective films on crystalline silicon substrates to improve the efficiency of photovoltaic cells.
Typical cases: development of carbon nanotubes, silicon substrate coating, etc.
Preparation of nanomaterials
Application scenario: Synthesize nanoparticles or nanowires (such as zinc oxide and cadmium sulfide) by precisely controlling the temperature gradient.
Experimental advantages: Vertical furnace reduces the influence of gravity on nanostructures, avoids agglomeration, and improves material purity.
Sintering of Ceramic and Glass Materials
Application scenario: Preparation of high-density ceramics (such as alumina, silicon nitride ceramics) or glassware.
Experimental advantage: The vertical furnace provides a uniform heating environment, ensuring that ceramic products are dense and have higher hardness.

2. Material Performance Research Experiment
Research on High Temperature Heat Treatment and Phase Transformation
Application scenario: Study the quenching, tempering, and annealing processes of metal materials (such as titanium alloys and high-temperature alloys), or the crystal phase transformation of ceramic materials.
Experimental advantage: By precise temperature control (± 1 ℃), simulate the thermal behavior of materials under actual working conditions, such as analyzing the creep performance of aircraft engine blades at 1200 ℃.
Thermogravimetric analysis (TGA) and differential thermal analysis (DTA)
Application scenario: Determine the thermal stability, decomposition temperature, or reaction heat effect of materials.
Experimental advantage: The vertical furnace, combined with a high-precision temperature control system, can capture small mass changes (such as the mass loss rate during polymer pyrolysis).
mechanical properties
Application scenario: Evaluate the strength and toughness of materials under extreme conditions through high-temperature tensile and compression experiments.
Experimental advantages: Integration of vertical furnace and mechanical testing machine, achieving an integrated process of “heating testing” and shortening the experimental cycle.

3. Chemical Synthesis and Catalysis Experiment
Research on High Temperature Chemical Reactions
Application scenario: Organic synthesis, inorganic compound preparation and other reactions are carried out in inert or reducing atmospheres (such as H ₂, Ar).
Experimental advantage: The vertical furnace, combined with a gas flow control cabinet, can adjust the composition of the reaction atmosphere in real time, avoiding oxidation side reactions.
Preparation and activation of catalysts
Application scenario: Preparation of metal oxide catalysts (such as V ₂ O ₅ – TiO2) or supported catalysts (such as Pt/Al ₂ O3) through high-temperature calcination or reduction treatment.
Experimental advantage: The vertical furnace provides a uniform temperature field, ensuring that the active components of the catalyst are evenly dispersed and have a larger specific surface area.

4. New Energy Materials Research and Development Experiment
Preparation of lithium-ion battery materials
Application scenarios: Synthesize positive electrode materials (such as NCM, LFP) or negative electrode materials (such as silicon carbon composite materials).
Experimental advantages: By controlling the sintering temperature (700-1000 ℃) and atmosphere, optimizing the material grain size, and improving the battery cycle life.
Research on Solid Electrolytes
Application scenario: Preparation of sulfide or oxide solid electrolytes (such as LLZO, Li ∝ PS ₄).
Experimental advantages: Vertical furnace combined with vacuum system (vacuum degree<10 ⁻ ³ Pa), avoiding impurity pollution and improving electrolyte ion conductivity.

5. Environmental Science and Industrial Processing Experiment
Thermal decomposition and incineration of pollutants
Application scenario: Study the pyrolysis mechanism of organic waste (such as plastics and biomass), or simulate industrial incineration processes.
Experimental advantage: The vertical furnace combined with the exhaust gas treatment system can analyze the composition and yield of pyrolysis products (such as gas and coke).
Flue gas desulfurization/denitrification experiment
Application scenario: Testing the desulfurization/denitrification efficiency of catalysts at high temperatures.
Experimental advantage: Simulating the actual flue gas environment in a vertical furnace (temperature 300-600 ℃, adjustable SO ₂/NOx concentration), evaluating catalyst activity and stability.

6. Experimental teaching and process development
Experimental teaching in universities
Application scenario: Demonstrate material synthesis, heat treatment, or chemical synthesis experiments to help students master high-temperature process principles.
Experimental advantages: The vertical furnace has a compact structure, occupies a small area, and is suitable for environments with limited laboratory space.
Industrial process optimization
Application scenario: Developing new materials or improving existing processes (such as metal welding, ceramic coating sintering).
Experimental advantage: The vertical furnace supports small-scale trial production and quickly verifies the influence of process parameters (such as temperature, time, atmosphere) on product performance.