In which fields are box type high-temperature heat treatment furnaces applied?

Box type high-temperature heat treatment furnaces play a key role in multiple fields due to their precise temperature control, uniform temperature field distribution, and flexible process adaptability. The following is a detailed explanation of its main application areas:

1. Metal processing and heat treatment industry
aerospace field
Turbine blade treatment: By solid solution treatment and aging strengthening, the high-temperature strength and creep resistance of the blades are improved, ensuring stable operation of the engine in extreme environments.
Aviation aluminum alloy components: T6 heat treatment (solid solution+artificial aging) is used to optimize the hardness and fatigue resistance of the aluminum alloy, reduce aircraft weight, and extend service life.
Titanium alloy processing: Annealing treatment is used to eliminate processing stress, improve the plasticity and toughness of titanium alloys, and meet the high-strength requirements of aviation structural components.
automotive industry
Engine components: Key components such as cylinder block and crankshaft are quenched and tempered to improve surface hardness and wear resistance while maintaining core toughness.
Gear manufacturing: By using carburizing and quenching processes, the carbon content and hardness of the gear surface are increased, improving the wear resistance of the transmission system.
Mold heat treatment: Optimize the hardness and toughness balance of die-casting molds and stamping molds, reduce the risk of cracking, and extend the mold life.
Mechanical manufacturing industry
High precision parts processing: Vacuum heat treatment is carried out on bearings, cutting tools and other parts to avoid oxidation and decarburization, improve dimensional accuracy and surface quality.
Stainless steel products: eliminate work hardening through solution treatment, restore the corrosion resistance and ductility of stainless steel, and are suitable for fields such as food machinery and medical devices.

2. Research and production of new materials
ceramic materials
Advanced ceramic sintering: Sintering ceramic materials such as silicon nitride and aluminum oxide at high temperatures of 1600-1800 ℃ to achieve densification, improve material strength and high temperature resistance.
Preparation of ceramic coatings: Through thermal spraying and heat treatment, the bonding strength between the coating and the substrate is optimized, making it suitable for protective coatings in the aerospace and energy fields.
Metal matrix composite
Particle reinforced composite materials: uniformly dispersing particles such as silicon carbide and aluminum oxide in a metal matrix, eliminating interfacial stress through heat treatment, and improving the comprehensive performance of the material.
Fiber reinforced composite materials: Hot pressing and heat treatment of carbon fiber/aluminum, carbon fiber/magnesium and other composite materials to optimize the interface bonding between fibers and matrix.
Special alloy
High temperature alloys: Processing nickel based and cobalt based high-temperature alloys, controlling grain orientation through directional solidification and heat treatment, improving the high-temperature strength and oxidation resistance of the material.
Shape memory alloy: By solid solution treatment and aging treatment, the phase transition temperature of nickel titanium alloy is adjusted, and it is applied to medical devices such as stents and braces.

3. Laboratory research and analysis testing
Materials Science Experiment
Phase transition research: Through differential thermal analysis (DTA) and heat treatment experiments, study the phase transition temperature and dynamic process of metals and ceramics.
Diffusion coefficient measurement: Conduct diffusion experiments under controlled atmosphere to measure the diffusion rate of atoms in the material, providing data support for material design.
Coal and water quality analysis
Coal Industry Analysis: According to national standards (such as GB/T 212-2008), determine the moisture, ash content, volatile matter, and fixed carbon content of coal to guide coal classification and utilization.
Water quality heavy metal detection: Pre treat the water sample with high-temperature ashing method to eliminate organic interference, and subsequently determine the heavy metal content using atomic absorption spectroscopy.
environmental monitoring
Soil pollutant analysis: High temperature heat treatment furnaces are used for the digestion of soil samples, converting organic pollutants into inorganic forms for subsequent chromatographic or spectroscopic analysis.
Research on exhaust gas treatment: Simulating the decomposition efficiency of catalysts for volatile organic compounds (VOCs) under high temperature conditions, optimizing exhaust gas purification processes.

4. Industrial production auxiliary field
Cement and building materials industry
Sintering of refractory materials: When producing refractory materials such as magnesia bricks and aluminum bricks, high-temperature sintering is used to improve the density and refractoriness of the materials.
Ceramic tile production: High temperature firing of ceramic tile bodies, control of heating rate and insulation time, optimization of product water absorption and fracture modulus.
Electricity and Energy Industry
Boiler tube heat treatment: Normalize and temper steel pipes used in power plant boilers to eliminate welding stress and improve the high-temperature creep resistance of the pipes.
Research and development of nuclear power materials: Processing zirconium alloy cladding materials, optimizing their corrosion resistance and hydrogen induced delayed cracking performance through heat treatment.
Electronics and Semiconductor Industry
Ceramic packaging substrate sintering: Sintering aluminum nitride ceramic substrates under nitrogen protection to improve their thermal conductivity and insulation performance, suitable for high-power electronic devices.
Metallized ceramic treatment: depositing a metal layer on the surface of ceramics through heat treatment to achieve a sealed connection between ceramics and metals, applied to vacuum electronic devices.

5. Other special applications
Jewelcrafting
Gold purification: Removing impurities from gold through high-temperature melting, improving purity to over 99.99%.
Gemstone Heat Treatment: Optimize the color and transparency of rubies and sapphires to enhance their market value.
Archaeology and Cultural Relics Protection
Metal cultural relic restoration: dechlorination treatment and stabilization heat treatment are carried out on bronze, iron and other cultural relics to prevent further corrosion.
Ceramic artifact reinforcement: Enhancing the mechanical strength of ceramic artifacts through low-temperature heat treatment, making them easier to repair and display.
summarize
The application of box type high-temperature heat treatment furnaces covers the entire industry chain from basic material research and development to high-end manufacturing. Its core value lies in endowing materials with specific properties through precise heat treatment processes. With the development of new materials and advanced manufacturing technologies, their applications in post-processing of 3D printed metal parts, additive manufacturing of ceramics, and other fields are constantly expanding, becoming one of the key equipment driving industrial upgrading.