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Muffle Furnace: Uses, Types, Price & Manufacturers

muffle furnace

Any industry requires various apparatus to function correctly. One such apparatus that makes a massive difference in the functionality of an enterprise is Muffle Furnace. Let us know about this device here in detail:

What Does Muffle Furnace Mean?

Muffle furnaces are devices that create an environment suitable for processing materials at high temperatures.
This process is helpful in various areas, such as glass manufacturing or metalworking. It is helpful in heating material to high temperatures while keeping it contained and fully isolated from external contaminants, chemicals or substances.

Common Muffle Furnace Uses:

  • The ash content of the sample is helpful in testing in the muffle furnaces, and they help test the various materials at high temperatures to know their percentage of ash content. 
  • There are several industries where these furnaces help treat different kinds of materials for determining the percent of ash under them. 
  • The standard muffler furnace helps manufacture glass, ceramics, and other materials. In the industries like cement making, foundry and nuclear sectors, muffle furnaces help treat the samples at high temperatures.

Muffle Furnace Price:

Muffle furnace plays a vital role in various industries, so the price of these devices is high. 

On average, the price of a muffle furnace is somewhere between INR 20,000 to INR 50,000 depending on the brand you choose and the device’s specifications.

Features and Benefits of a Muffle Furnace:

These are some features of a Muffle Furnace:

  • Muffle furnaces are used to produce various metal products such as low-carbon steel, stainless steel, and copper. 
  • The Stoves in these furnaces have an interior chamber for processing and housing for placing the materials. 
  • They are made from heat-resistant material with high thermal conductivity, which allows it to maintain the desired temperature inside the chamber.
  • The combination of radiant and convection heat transfer provides a homogeneous treatment of the workpieces.

Some benefits of Muffle Furnace:

  • Muffle furnaces are ideal for the thermal processing of parts, components, and samples in high vacuum in various industries. 
  • They provide uniform heat flow and can be used with different types of heating media: air, hydrogen, nitrogen, or mixtures thereof. Their robust design enables a long service life.
  • Most Muffle Furnaces have high efficiency, are cost-effective, and are easy to operate. It is helpful for a wide range of testing requirements in electronics, automotive engineering, and mechanical engineering.
  • It consists of a structure designed to retain and uniformly distribute heat in one place, so it is used to perform thermal processes on material samples.

Muffle Furnace Working Principle:

A muffle furnace comprises a heating chamber, insulation box, and electric control system. The heating chamber is installed with heat resistance. 

When the heat resistance is electrified, the temperature inside the heating chamber will be increased so that the materials reach an appropriate temperature. 

The energy conversion is carried out by the resistance heating of an electric heater and the heating resistor. 

Then the electric energy is converted into heat and then transferred to the workpiece to be heated. It primarily works on the law of conservation of energy.

Read also: Cochran Boiler: Application, Working, Main Parts & Advantages

Muffle Furnace Diagram

Types Of Muffle Furnace:

Before you purchase a Muffle furnace for your workspace, you should know briefly about the different types of Muffle furnaces to choose the right one for you: 

1. Electric Muffle Furnace:

Electric muffle furnaces are a type of valuable electric furnace for moulding, melting, drying, and heating materials. 

They are similar to an induction furnace, but they use electrically heated refractory elements in a solid metal container instead of producing electromagnetic fields that heat the material placed inside. 

They can run at higher temperatures than induction furnaces and greater power densities.

2. Nabertherm Muffle Furnace:

A Nabertherm muffle furnace is an application-oriented heating system for industrial use. These furnaces are helpful in various industries, from steel and other metal production to glass manufacturing, ceramics and food processing, car manufacturing, and aerospace.

3. Thermolyne Muffle Furnace:

A Thermolyne muffle furnace is a specific type of industrial benchtop muffle furnace that reaches a maximum temperature of 1200°C. 

The high temperature provides the ability to get a variety of temperatures for different applications where the user will use it in an industrial setting. 

They are helpful for heating, annealing, and tempering glassware or crucibles.

4. Carbolite Muffle Furnace

Carbolite muffle furnaces are useful in heating materials to high temperatures. They have an insulated chamber with fuel burners at the bottom and a heat-resistant door at the top. These are available from 30 to 3000 C.

5. Laboratory Muffle Furnace:

Laboratory muffle furnaces are helpful for heating tasks, such as binder burnout, sintering, and melting. 

They use radiant heat transfer to heat items placed inside the furnace chamber. These are commonly useful in creating specific temperature conditions to perform scientific experiments or manufacture items in a controlled manner. 

The heat is distributed evenly through metal baffles between the heating elements.

Read also: Physics Lab Equipment: Apparatus, Experiment & Manufacturers

Muffle Furnace Images:

Muffle Furnace Manufacturer:

If you think that there is any trusted muffle furnace manufacturer, then the answer is yes; you can search online there are plenty of options. 

The only thing you need to keep in mind before purchasing a muffle furnace is knowing about the device’s overall capacity and whether it is suitable for your type of industry. 

It is essential to learn more about the product and choose the right one.

Tesca Global’s Muffle Furnaces:

In the age of globalization, there are many concerns about the cross-border movement of goods. 

We at Tesca Global have taken this into account and made it easier for you to move your products across borders with our easy-to-use Muffle Furnace. 

Tesca Global provides high-quality, efficient muffle furnaces for a range of applications. Let us know briefly about the devices here:

Detailed Description:

Tesca Global’s Muffle Furnace is useful in a lab to test the different temperatures of this muffle furnace. The temperature levels reach up to 1000 degrees made with safe materials. 

This one is not much like any other version because it helps keep the operator safe. The basic design is a large gauge steel cabinet that allows an open flame or heat to heat or burn the objects placed inside.

Temperature Range

The temperature of this Furnace can be over 900 degrees. It has unique ceramic insulation that makes it lightweight. It is an excellent device for melting or annealing metal, precious metal, and glass material.

Heating Element

The heating element of the Muffle furnace uses a nichrome wire, and it has a whole process of heating a substance in the chamber. Any solid or liquid that needs to test at high temperatures must be derooted in the Furnace. 

Following this test, the Temperature Controller will power on with the help of MCB. In a few minutes, the temperature will rise until it reaches this level. Even simply increasing or decreasing this value will initiate the process of heating your chemical quickly. 

Heating Zone

The chamber is deep and with a power rating of 2 kW. An electric heater heats the section to above 500°C. The temperature is measured using a type T thermocouple placed at the center, top, bottom, and sides. 

The dimensions of this working chamber are about 5 inches long, 5 inches wide, and 5 inches deep, and the whole heater, including the connected Chromel-Alumel thermocouple circuit, is 2 kilowatts.

Controller

The temperature controller in this muffle furnace will show you two main things: the current temperature and the set temperature. 

The programming of the value occurs following a thermometer that measures the temperature. A relay powered by a single-pole 15-amp MCB switches on and off electromagnetically to operate different sensors at different temperatures. 

Construction

The body of this Furnace is of steel and MS- powder coated. The controller has a display that displays the set temperature and shows when power is activated, and it also has an operating panel in it. The chamber has a door. 

Optional Accessories

Tesca Global Muffle Furnaces are valuable in terms of heat to obtain a high temperature to melt the substance you want. 

It also has crucibles that are useful for placing the substance tested, and this is rugged and can be listed on the high-temperature more than 200 degrees centigrade. 

Hence, there are several possibilities with the coverage provided to use.

Safety Features

One important safety feature built into this muffle furnace is a circuit breaker that powers down the machine if anything goes wrong to prevent further damage.

A Muffle Furnace is an essential piece of equipment for your workplace. If you are looking for the best option, then Tesca Global can help you get the correct type of equipment for you. 

To learn more about Muffle Furnace, you can go through the website of Tesca Global to buy Muffle Furnace for your workspace.

Read also: What is Soldering and Desoldering Rework Station?

FAQs:

What Is The Temperature Range Of A Muffle Furnace?

A Muffle Furnace is a particular type of valuable Furnace for melting and casting metals. The temperature spectrum of a Muffle Furnace is about 800° C- 1800° C.

What Is A Muffle Furnace Used For?

Muffle Furnaces are extremely efficient furnaces used for various manufacturing processes. They are designed to reach very high temperatures in short periods. 
They can also withstand these extreme temperatures and generally come with an insulated body that helps prevent heat loss or gain. 
Muffle furnaces are primarily helpful in metallurgy, glassmaking, ceramics, and other industries that require material to be melted or heated to high temperatures.

How Long Does A Muffle Furnace Require To Reach Maximum Temperature?

On average, it requires about an hour for a Muffle Furnace to reach maximum temperature.

What Is The Difference Between An Oven And A Muffle Furnace?

An oven is a kitchen apparatus useful in terms of baking and roasting food. It is usually made of brick or metal. 
Ovens are used for cooking large quantities of food at a time, such as when feeding a crowd or family. A muffle furnace is a heating device that uses heat generated by an exothermic reaction to provide radiant heat to the surroundings instead of convection (like a regular furnace). 

What Is The Maximum Temperature Of The Muffle Furnace?

The maximum temperature that a muffle furnace can reach is 1,473 K (1,200 °C; 2,192 °F). The heat source for the muffle furnace is the flame of a burner.

What Is The Difference Between A Furnace And A Muffle Furnace?

A typical furnace consists of a heat source, fuel supply, control system, and material feed system to enable operation by manual or automatic control. 
On the other hand, a Muffle furnace is a metal container that can be fused by heating them to high temperatures. It consists of a cylindrical chamber with sliding doors at both ends.

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