What is the difference between a box type atmosphere furnace and a regular furnace?

There are significant differences between box type atmosphere furnaces and ordinary furnaces in multiple aspects. The following is a detailed comparison between the two:

1. Working principle and structure
Box type atmosphere furnace
Working principle: By controlling the atmosphere (such as nitrogen, hydrogen, argon and other inert or reducing gases) and temperature inside the furnace, the material is subjected to heat treatment.
Structural features: The furnace body adopts a double-layer furnace shell structure, with built-in fans and air ducts to ensure a low surface temperature of the furnace shell. The furnace is made of imported polycrystalline alumina fibers, which have significant energy-saving effects. Heating elements usually use silicon molybdenum rods or high-temperature molybdenum wires. The temperature control system adopts artificial intelligence regulation technology, which has functions such as PID regulation, fuzzy control, self-tuning, and can program various heating programs.
Ordinary stove
Working principle: It mainly generates heat by burning fuels such as wood, coal, or natural gas, and transfers heat directly.
Structural characteristics: The structure is relatively simple, usually consisting of a furnace, combustion chamber, and flue. The heating method is mostly direct heating, which means that the heat generated by fuel combustion is directly transferred to the material.

2. Functions and Applications
Box type atmosphere furnace
Function: It has the characteristics of atmosphere control, precise temperature control, rapid temperature rise and fall, energy saving and high efficiency. Capable of conducting heat treatment under controlled atmospheric conditions to prevent material oxidation or deterioration at high temperatures.
Application: Widely used in material heat treatment, laboratory research, and industrial production, such as metal quenching, annealing, solution treatment, powder metallurgy sintering, alloy melting, etc.
Ordinary stove
Function: The main function is to provide heat to bring the material to the desired temperature. It usually does not have the functions of atmosphere control and precise temperature control.
Application: Mainly used for home heating, small industrial heating and other scenarios. In laboratory or industrial production, its application is relatively limited and is usually replaced by more advanced heat treatment equipment.

3. Performance and Features
Box type atmosphere furnace
Performance: It has the characteristics of good high-temperature stability, precise atmosphere control, fast heating speed, and precise temperature control.
Features: The atmosphere inside the furnace can be precisely controlled according to requirements, protecting materials from oxidation or burning during the heating process. At the same time, the equipment has good durability and stability, and can work stably for a long time.
Ordinary stove
Performance: The performance is relatively simple, mainly providing heat. Usually does not have precise temperature control and atmosphere control functions.
Features: Simple structure, easy to operate and maintain. However, the heating efficiency and temperature control accuracy are relatively low, and there may be safety hazards such as insufficient combustion and smoke emissions.

4. Price and Maintenance
Box type atmosphere furnace
Price: Due to high manufacturing and technical requirements, the equipment cost of the box type atmosphere furnace is relatively high.
Maintenance: Professional technicians are required for operation and maintenance. Regular inspection and maintenance are crucial for ensuring the long-term stable operation of equipment.
Ordinary stove
Price: Relatively low price, easy to purchase and install.
Maintenance: Maintenance is relatively simple and usually does not require professional technicians to operate and maintain. But attention should be paid to the selection of fuel and the optimization of combustion efficiency to reduce energy consumption and environmental pollution.

In summary, there are significant differences between box type atmosphere furnaces and ordinary furnaces in terms of working principles, functions and applications, performance and characteristics, as well as price and maintenance. When choosing, comprehensive consideration should be given to specific application scenarios and requirements.