Large Muffle Furnace

Large muffle furnaces heat a sealed chamber using electric heating elements and maintain a high-temperature environment with thermal insulation materials. They are used for processes such as ashing, sintering, and heat treatment of materials at set temperatures. They are commonly employed in industrial processes like ceramic firing, metal annealing, and catalyst preparation.
Selection
When selecting, consider matching the maximum operating temperature with the process, ensuring the furnace size accommodates the sample capacity, meeting production cycle requirements with appropriate heating rates, adhering to process specifications for temperature control accuracy, evaluating insulation performance for energy consumption impact, and choosing the corresponding furnace structure based on the working atmosphere.

Terms

Standards

Instruments

The maximum temperature is 1200 ° C, the Furnace volume is 16L, and the 30-segment programmable control is used to achieve precise temperature control. The safety switch of the Furnace door and the design of the corrosion resistance Furnace improve the operation safety and durability.

$ 1716.00

With 30-stage programmable control function, the maximum temperature is 1000 ℃, the Furnace volume is 2L, the refractory brick Furnace and stainless steel material are used, and the heat loss is small and the Temperature uniformity is good.

$ 927.00

The refractory brick Furnace has excellent thermal insulation performance, and is equipped with a microcomputer P.I.D temperature controller with temperature control accuracy +/- 2 ° C, with over-temperature protection and power-off recovery function, and LED large screen displays temperature and time paraMeters.

$ 1248.00

The highest temperature up to 1000 ℃, Furnace volume 16L, the use of refractory brick Furnace and wirecoil for heater heating, with automatic safety switch and overheating and overpressure protection, Furnace door sealing good heat loss is small.

$ 1145.00

With 30 programmable control function, the maximum temperature can reach 1000 ℃, Furnace volume 7L, automatic power-off protection when opening the door, good sealing of the Furnace door and small heat loss.

$ 1046.00

With 30 programmable control function, support heating or stay setting, stainless steel Furnace door and microcomputer PID controller, to ensure accurate and reliable temperature control, Furnace Temperature uniformity.

$ 1313.00

The maximum temperature is 1200 ℃, the Furnace volume is 80L, and the temperature rise to 1200 ℃ is less than 25 minutes. Ceramic fiber insulation material is used, the surface temperature is low, the temperature control accuracy is +/- 1 ℃, and it has multi-step temperature control function, and the temperature fluctuation is small.

$ 3467.00

The maximum temperature is 1000 ℃, the Furnace volume is 30L, the 30-segment programmable controller is used to realize automatic operation, the Furnace door sealing is good to ensure Temperature uniformity, the refractory brick Furnace and the resistance wire heating element are resistant to high temperature and have a long life.

$ 1815.00

The maximum temperature can reach 1200 ℃, Furnace volume 7L, using microcomputer PID controller precise temperature control, refractory brick Furnace durable, Furnace door sealing design to enhance Temperature uniformity, safe and simple operation.

$ 1145.00

Double-decked Furnace shell insulation design to ensure that the shell is not hot, multi-sided Heating mode to make the Furnace temperature distribution uniform. Temperature control accuracy +/- 2 ℃, heating rate ≥ 10 ℃/min, equipped with K-type Thermocouple and a number of Safety protection functions.

$ 1582.00

Double-decked insulation Furnace shell to ensure that the shell is not hot, Furnace temperature distribution uniform, heating rate ≥ 10 ℃/min, with over-current, over-pressure, over-temperature and other multiple Safety protection, temperature control program can be customized settings.

$ 1227.00

The double-decked Furnace shell insulation design is adopted, and the shell is not hot; the Furnace temperature distribution uniformity is less than +/- 5 ° C, and the heating rate is ≥ 10 ° C/min; it has a nitrogen filling device to slow down oxidation and supports flexible setting of self-made temperature control programs.

$ 1019.00

Using ceramic fiber Furnace and air insulation structure, the surface temperature is only about 50 ℃. Heating to 1200 ℃ for less than 25 minutes, temperature control accuracy +/- 1 ℃, support multi-step program control.

$ 2048.00

With 30 stages of multi-stage programmable control, the highest temperature 1200 ℃, Furnace volume 7L, using refractory brick Furnace and nickel-chromium wire heating elements, heat loss is small and Temperature uniformity is good.

$ 1392.00

High aluminum Furnace wear-resistant high temperature, 4-sided heating evenly; PID self-tuning temperature control accuracy +/- 2 ℃, over-temperature automatic protection; compact overall structure, convenient and safe operation.

$ 567.00

Articles

How is a high-temperature muffle furnace applied in ash determination?
This article introduces the application of high-temperature muffle furnaces in ash determination. The principle of ash determination involves completely burning the sample at high temperatures, leaving behind inorganic mineral residues. The muffle furnace provides a stable and controllable thermal environment, ensuring accurate results.
Muffle furnace is used for the determination of coating loss on ignition and ash content.
A muffle furnace is a laboratory heating device used to determine the loss on ignition and ash content of coating materials. By incinerating the sample at high temperatures, the organic components decompose and volatilize, leaving behind inorganic residues as ash.
Muffle Furnace Ash Test Method for Determination of Inorganic Filler Residues in Varnish
This article introduces the method of using the muffle furnace ash test to determine the residual amount of inorganic fillers in varnish. The inorganic substances in varnish can affect the performance of the coating, making accurate determination of ash content important for quality control.
Use of Muffle Furnace for Ash Determination in Pulp Inorganic Matter Testing
This article introduces the application of the ash determination muffle furnace in the detection of inorganic substances in pulp. The muffle furnace removes organic matter in the sample through high-temperature combustion, and the remaining inorganic residue, known as ash, is used to analyze the content of fillers and metal ions in the pulp.