Products Thermal Equipment Atmosphere Furnace 1400℃ Controlled atmosphere furnace
1400℃ Controlled atmosphere furnace

Atmosphere Furnace

1400℃ Controlled atmosphere furnace

Item Number : KT-14A

Price varies based on specs and customizations


Max. temperature
1400 ℃
Constant work temperature
1300 ℃
Vacuum pressure
0.1 Mpa
Heating rate
0-20 ℃/min
Effective volume
1-512 L
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Introduction

KT-14A Controlled atmosphere furnace applies heating chamber overall vacuum sealing technology. It is an ideal atmosphere furnace for both laboratory and industrial application

It features a heavy-duty vacuum chamber structure design, excellent sealing performance, and a scientific united control panel for the vacuum suction and inert gas pressure and flow. 

The furnace is equipped with a versatile 7 inches TFT smart touch screen controller, which allows operators to set and save different heating programs, reducing the difficulty of traditional digital controllers and assisting in the analysis of historical data.

Applications

The Controlled Atmosphere Furnace is a versatile and efficient tool designed for various high-temperature processes requiring precise atmosphere control. This furnace, equipped with advanced features such as temperature controller and a polycrystalline alumina fibre chamber, is ideal for applications in industrial settings, scientific research institutes, and universities. Its ability to pre-vacuum and handle gases like H2, Ar, N2, O2, CO, and NH3 makes it suitable for a range of specialized processes.

  • Atmosphere Protection Sintering: Ideal for sintering materials under controlled atmospheres to prevent oxidation and enhance material properties.
  • Atmosphere Reducing Processes: Used in processes that require a reduction in the presence of oxygen, such as in the production of certain alloys or ceramics.
  • Material Research and Development: Essential for researchers studying the effects of controlled atmospheres on material properties and behaviors.
  • Small Batch Production: Particularly useful in the production of semiconductors, silicon nitride, and other sensitive materials where atmosphere control is critical.
  • Educational Purposes: Provides hands-on experience for students in materials science and engineering, demonstrating the practical aspects of controlled atmosphere furnaces.

Principle

The Controlled Atmosphere Furnace utilizes a vacuum sealing technique for its heating chamber. The insulation chamber and heating elements are enclosed within a reinforced vacuum chamber, resembling the design of a vacuum glove box. A vacuum pump is employed to evacuate the air within the chamber, creating a negative pressure of -0.1Mpa. Inert gas is then introduced to establish a controlled atmosphere environment. Essential components include a vacuum pressure gauge, vacuum suction port with valve, gas purging port with valve, and a float flowmeter. This furnace is suitable for both laboratory and industrial applications.

Detail & Parts

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Features

The Controlled Atmosphere Muffle Furnace is a sophisticated piece of equipment designed for advanced heat treatment processes in industrial and research settings. This furnace offers a range of features that not only enhance its functionality but also ensure efficient and safe operation. Key benefits include precise temperature control, rapid heating and cooling capabilities, and the ability to handle various atmospheres, making it ideal for sintering and reducing processes under controlled conditions.

  • Double Layer Housing and Wind Cooling System: The furnace features a double-layer housing with a wind cooling system, facilitating rapid heating and cooling. This design not only improves efficiency but also maintains low surface temperatures, ensuring safety during operation.
  • Sealed Housing and Atmosphere Control: With a sealed housing, silicon gel sealed cover, and a door equipped with a silicon gel gasket, the furnace maintains a tight seal, crucial for controlled atmosphere processes. The inclusion of a water cooling system and gas flow management through flow meters ensures precise control over the atmosphere inside the chamber.
  • Versatile Atmosphere Handling: The furnace is capable of pre-vacuuming and handling a variety of gases including H2, Ar, N2, O2, CO, and NH3. Multiple gas inlets and outlets, along with a burning mouth, allow for complex atmosphere manipulations, essential for advanced materials processing.
  • Advanced Insulation and Heating Elements: Utilizing Kantal resistance wire heating elements and polycrystalline alumina fibre chamber, the furnace ensures optimal temperature uniformity and energy efficiency. This setup supports high-temperature applications up to 1400°C, making it suitable for a wide range of industrial and research applications.

Advantages

The Controlled Atmosphere Furnace offers a range of benefits that make it a superior choice for various applications in industries and research settings. Key advantages include:

  • Uniform Temperature Field: The furnace ensures a consistent temperature distribution throughout the chamber, which is crucial for precise and uniform heat treatment processes. This feature is particularly beneficial for sintering and reducing atmospheres where temperature uniformity is critical.
  • Low Surface Temperature: Despite operating at high temperatures, the exterior of the furnace remains relatively cool, enhancing safety and reducing the risk of burns or accidental fires. This is achieved through a double-layer housing design with a wind cooling system.
  • Rapid Heating and Cooling: The integrated wind cooling system and high-quality heating elements allow for quick adjustments in temperature, optimizing the efficiency of the sintering process and reducing downtime between operations.
  • Advanced Temperature Control: Equipped with a Shimaden FP93 controller, the furnace supports 40 programmable segments, providing precise control over the heating process. This advanced control system allows for complex, segmented heating profiles tailored to specific material requirements.
  • Versatile Atmosphere Control: The furnace is designed to handle multiple gases including H2, Ar, N2, O2, CO, and NH3, and can be pre-vacuumed to minimize oxygen content. This versatility enables it to support a wide range of heat treatment processes in inert, reducing, or oxidizing atmospheres.
  • Sealed and Safe Design: Features such as a silicon gel sealed cover, sealed door with a silicon gel gasket, and a water cooling system ensure that the furnace maintains a tight seal, preventing atmosphere leakage and ensuring the integrity of the heat treatment process.
  • 7. Durable and High-Quality Materials: The chamber is constructed from polycrystalline alumina fibre, which is resistant to high temperatures and thermal shock, ensuring longevity and reliability of the furnace.

Safety Advantage

  • Kindle Tech controlled atmosphere furnace owns over current protection, over temperature alarming function, furnace will turn off the power automatically
  • Furnace build in thermal couple detecting function, furnace will stop heating and alarm will be on once broken or failure detected
  • KT-14A Pro support power failure restarting function,furnace will resume the furnace heating program when power is incoming after failure

Technical specifications

Furnace model KT-14A
Max. temperature 1400℃
Constant work temperature 1300℃
Vacuum pressure 0.1Mpa
Vacuum valve Needle valve
Chamber material Japan alumina fiber
Heating element Silicon Carbide
Heating rate 0-20℃/min
Temperature sensor S type thermal couple
Temperature controller Digital PID controller/Touch screen PID controller
Temperature control accuracy ±1℃
Temperature uniformity ±5℃
Electric power supply AC110-220V,50/60HZ
Standard Chamber Sizes Stocks
Chamber size  (mm) Effective volume  (L) Chamber size  (mm) Effective volume  (L)
100x100x100 1 300x300x400 36
150x150x150 3.4 400x400x400 64
150x150x200 4.5 500x500x500 125
200x200x200 8 600x600x600 216
200x200x300 12 800x800x800 512
Customer design sizes and volume is accepted

Standard Package

No. Description Quantity
1 Furnace 1
2 Thermal block 1
3  Crucible tong 1
4 Heat resistant glove 1
5 Operation manual 1

Optional Setup

  • Independent furnace temperature monitoring and recording
  • RS 485 communication port for PC remote control and data exporting
  • Insert gases port,exhaust output port,observation window port
  • Touch screen temperature controller with versatile operator friendly functions

Warnings

Operator safety is the top important issue! Please operate the equipment with cautions. Working with inflammable& explosive or toxic gases is very dangerous, operators must take all necessary precautions before starting the equipment. Working with positive pressure inside the reactors or chambers is dangerous, operator must fellow the safety procedures strictly. Extra caution must also be taken when operating with air-reactive materials, especially under vacuum. A leak can draw air into the apparatus and cause a violent reaction to occur.

Designed for You

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Would you please drop your ideas to us, our engineers are ready for you now!

FAQ

What Are Muffle Furnace Used For?

Muffle furnaces are mainly used for high-temperature applications in industrial manufacturing and laboratory environments. They provide a controlled and insulated environment for heating materials, allowing precise temperature control. Muffle furnaces are ideal for ashing samples, heat-treating applications, and materials research. They are commonly used for melting glass, creating enamel coatings, technical ceramics, soldering, and brazing. Muffle furnaces use technology and design to achieve greater control of temperature uniformity and isolate heated materials from combustion contaminants.

What Is A Vacuum Furnace Used For?

A vacuum furnace is used for high-temperature processing of materials in a controlled environment without any contamination. It operates by surrounding the product with a vacuum, which prevents oxidation and heat loss from the product through convection. This furnace is commonly used for heat treatment of steel alloys at temperatures below 1200 °C. High-temperature vacuum furnaces can reach temperatures up to 3000°C and are used for industrial processes such as sintering, brazing, annealing, and heat treatment with high consistency and low contamination. The ability to achieve uniform heating across the entire workpiece is a key benefit of using a high-temperature vacuum furnace.

What Is A Atmospheric Furnace?

An atmospheric furnace is a type of laboratory equipment that provides a controlled environment for various procedures. It is designed to maintain a specific temperature and atmosphere, which is essential for completing tasks that require precision and accuracy. The furnace is sealed tightly to ensure the proper environment, and the mixture of gases used is precisely measured to achieve the desired results. This type of furnace is commonly used for bonding, curing, and heat treating of samples that are prone to oxidation in an inert atmosphere.

What Are The Types Of Muffle Furnace?

Box furnace, tube furnace, crucible furnace, split furnace, vacuum furnace, and multi-zone furnace are some types of muffle furnaces. The choice of muffle furnace depends on the specific application and requirements of the user.

What Is The Process Of A Vacuum Furnace?

The process of a vacuum furnace involves loading the parts into the chamber and creating a vacuum inside it by utilizing a vacuum pump. The next step is to heat the parts using temperature controls, which can reach between 1,500 and 5,400 degrees Fahrenheit. This process eliminates the possibility of oxidation and contamination, resulting in a higher purity end product. After heating, the parts are cooled and finished before being removed from the vacuum furnace. The furnace consists of various components, including the vacuum system, furnace shell, electric heating element, temperature controls, power supply system, and transport apparatus.

What Is Electric Rotary Kiln?

Electric rotary kiln is a type of rotary kiln that uses electricity as its heating source to indirectly heat materials in the kiln body. It is commonly used for high-temperature oxidation and reduction reactions, calcination of granular or powder materials, and other industrial applications. The temperature of the kiln can reach up to 1100℃, and it is widely used for the calcination and drying of various materials, including positive and negative electrode materials, rare earth materials, magnetic materials, and non-metallic mineral materials. Its advantages include high-speed electric heating, energy efficiency, and environmental friendliness.

What Types Of Materials Can Be Processed In A Rotary Furnace?

Rotary furnaces can process a wide range of materials, including ores, minerals, metals, chemicals, and waste materials. They are commonly used for processes such as calcination, drying, roasting, and thermal decomposition. For example, rotary furnaces are utilized in the cement industry for clinker production, in the metallurgical industry for smelting and refining operations, and in the chemical industry for the production of catalysts or chemical reactions requiring heat treatment. The versatility of rotary furnaces allows them to handle different material forms, such as powders, granules, and bulk solids, making them suitable for various applications across multiple industries.

What Is The Use Of Atmosphere Furnace?

An atmosphere furnace is used in laboratories to provide a controlled environment for various processes. The furnace allows for precise temperature and atmospheric control, which is critical for procedures that require exact temperatures. The furnace is sealed tightly to ensure the proper environment for the project. The atmosphere furnace's main component is the correct mixture of gases, which is essential to the success of the project. The atmosphere furnace plays a vital role in the success of the heat-treating process. It is used to protect the material being processed or to allow the surface of the material being processed to change.

What Is Muffle Furnace In Chemistry?

A muffle furnace is a type of oven equipment used in chemistry that can reach high temperatures and provides a controlled and insulated environment for heating materials, allowing precise temperature control. It separates the object to be heated from all byproducts of combustion from the heat source. Muffle furnaces are used in solid-state reactions, such as reducing metals or creating oxides, and for limiting oxygen exposure in materials. They are also used in high-temperature chemical vapor deposition processes and are ideal for ashing samples, heat-treating applications, and materials research.

What Gas Is Used In A Vacuum Furnace?

Different gases can be used in a vacuum furnace depending on the application. In general, vacuum furnaces can work with gases or mixtures such as Argon, Nitrogen, Hydrogen, Carbon Monoxide, Helium, among others. The use of these gases allows for heat treatment in a defined, mostly non-oxidizing atmosphere, which is required for various applications such as vacuum soldering and brazing, vacuum annealing, and sintering. Additionally, it is possible to work with a defined oxygen concentration that is different from the air composition.

How Does A Electric Rotary Kiln Work?

An electric rotary kiln works by gradually heating materials, such as minerals and ores, to very high temperatures using electricity as its power source. The kiln consists of a body, discharging device, electric heating device, and control unit. The electric heating device heats the surrounding environment of the materials in the kiln, and the temperature is monitored by a thermocouple. The kiln body has a certain inclination angle, with the feed end at a higher position than the discharge end. As the material rotates with the furnace tube, it passes through various temperature zones before being discharged.

What Are The Rotary Furnace Types?

The rotary furnace types include rotary and tilting furnaces which have the ability to rotate and tilt, allowing for uniformity in drying and coating applications. KINTEK furnaces increase efficiency by offering multi-zone heating options, utilizing alumina fiber for refractory linings, and using temperature controllers. These furnaces are suitable for continuous processing and batch operations. Additionally, they can be opened up to use different tubes or reactors. The galvanized coating covered epoxy painted structure provides a longer lifetime and aesthetics. Overall, the rotary and tilting furnaces are popular for materials production, drying, aging, and oxidation processes.

How Does An Atmosphere Furnace Work?

An atmosphere furnace works by heating materials or components in a controlled environment to achieve specific heat treatment or processing objectives. The furnace chamber is designed to accommodate the desired materials and can be sealed to maintain the selected atmosphere. The atmosphere is typically controlled by introducing specific gases or gas mixtures into the chamber, either continuously or intermittently, to create the desired environment. The furnace is equipped with heating elements, insulation, and temperature control systems to achieve and maintain the desired temperature. The materials or components are placed within the furnace chamber, and the furnace is heated to the desired temperature and held for the required duration to achieve the desired heat treatment or processing effect.

What Is The Use Of Muffle Furnace For Ash?

Muffle furnaces are commonly used for ashing samples, which involves heating materials to high temperatures to determine their percentage of ash content. This process is helpful in testing and treating materials in various industries such as cement making, foundry, and nuclear sectors. The standard muffle furnace is also used for manufacturing glass, ceramics, and other materials. Overall, muffle furnaces play a vital role in material testing and treatment at high temperatures, making them a crucial apparatus in many industries.

What Is The Heating Element Used In A Vacuum Furnace?

The heating element in a vacuum furnace is critical to its proper functioning, and is dependent on factors such as maximum operating temperature, power load, partial pressure and quench gases, and life expectancy. Vacuum furnaces are heated by electric resistance elements made from a variety of materials, including high-temperature metallic alloys such as stainless steel, nickel-chromium, molybdenum, tungsten, tantalum, or of non-metallic materials such as graphite and silicon carbide. The choice of material for the heating element is important in maximizing its longevity, reliability, efficiency, and ultimately the process results.

What Are The Advantages Of Electric Rotary Kiln?

The advantages of electric rotary kiln include high thermal efficiency, no smoke, ash, or slag, easy automatic control of conditions, high kiln temperature control accuracy, and avoidance of corrosion and environmental pollution problems. Electric rotary kilns use clean electricity and do not require fuel storage or transportation stations. They are suitable for narrow pre-firing temperature processes and can be used for various materials, including positive and negative electrode materials, rare earth materials, chemical catalytic materials, and non-metallic mineral materials. The electric rotary kilns by KinTek feature high-speed electric heating, intelligent PID thermal control technology, and excellent dynamic sealing technology for inert gas protection.

What Are The Advantages Of Rotor Furnace?

Rotary tube furnaces offer several advantages over static processes. The continuous movement of the sample ensures that the entire surface area is exposed to the atmosphere during processing which improves gas diffusion, reduces gas consumption and increases heat treatment efficiency. Additionally, the material is continuously passed through a hot furnace that is maintaining a consistent temperature profile, improving product homogeneity. Rotary furnaces also offer significant advantages of throughput and energy efficiency over other forms of continuous, high temperature equipment, making them the latest technology for high-temperature processing of powdered materials.

What Are The Advantages Of Using Atmosphere Furnaces?

Atmosphere furnaces offer several advantages for heat treatment and processing applications. The controlled atmosphere within the furnace allows for precise control over the material's surface chemistry and microstructure, resulting in improved mechanical properties or desired surface characteristics. The ability to create specific atmospheres, such as oxidizing, reducing, or inert, provides flexibility in achieving different heat treatment objectives. Atmosphere furnaces enable the processing of a wide range of materials, including metals, alloys, ceramics, and composites, allowing for diverse applications across various industries. The controlled environment within the furnace also helps prevent oxidation or decarburization of the materials during heating, ensuring consistent and reliable results. Additionally, atmosphere furnaces can be equipped with advanced temperature control and automation systems, enhancing process repeatability, efficiency, and productivity.

What Is The Temperature Of Muffle Furnace?

The temperature range of a muffle furnace is between 800°C to 1800°C, with a maximum temperature of 1473 K (1200°C; 2192°F). It is crucial to choose a furnace that will reach the desired temperature for your applications. Muffle furnaces are commonly used in metallurgy, glassmaking, ceramics, and other industries that require materials to be melted or heated to high temperatures. It usually takes approximately an hour for a muffle furnace to reach maximum temperature.

What Can Electric Rotary Kiln Be Used For?

Electric rotary kiln, also known as rotary kiln electric furnace, is used for high-temperature oxidation and reduction reactions, and for calcining granular or powder materials. It is widely used in industries such as rare earth materials, nonferrous metal materials, chemical catalytic materials, powder metallurgy materials, and kaolin non-metallic mineral materials.

What Is The Efficiency Of A Rotary Furnace?

Rotary tube furnaces are highly efficient in transferring heat over a short period of time while continuously running batches of materials. They also minimize material handling, making them ideal for powder processing. KINTEK offers custom-designed rotary tube furnaces that can be built to specific requirements for maximum temperature control, workspace size, residence time, tube rotation rate, tube inclination angle, temperature profile, atmosphere flow rate, powder bed depth, and feed rate. When choosing a tube for the furnace, key considerations include rotational speed, amount of material, tube diameter, suspended length, and tube thickness. The choice of tube material should also be based on potential applications.

What Factors Should Be Considered When Selecting An Atmosphere Furnace?

Several factors should be considered when selecting an atmosphere furnace. The desired temperature range and heating rate capability of the furnace should match the requirements of the heat treatment or processing application. The furnace size and capacity should be suitable for the size and quantity of materials or components to be processed. The control and monitoring features, such as temperature control accuracy, gas flow control, and data logging capabilities, should be evaluated to ensure precise and reliable operation. The compatibility of the furnace design with the desired atmosphere and gas handling requirements should also be taken into account. Other factors to consider include safety features, maintenance requirements, and cost. It is advisable to consult with furnace manufacturers or industry experts to select the most suitable atmosphere furnace for specific application needs.

Can A Rotary Furnace Be Used For Continuous Production?

Yes, rotary furnaces can be used for continuous production depending on the specific application and process requirements. Continuous operation is achieved by feeding materials into the furnace at a controlled rate while maintaining a steady rotation speed. This allows for a continuous flow of processed materials out of the furnace. Rotary furnaces are often utilized in industries requiring continuous thermal treatment, such as cement production or metallurgical processes. However, it is important to ensure proper design, sizing, and integration of auxiliary equipment, such as feed systems and discharge mechanisms, to enable continuous operation effectively. Additionally, proper monitoring and control systems should be in place to maintain consistent process parameters and product quality throughout the continuous production cycle.

How Can The Performance Of A Rotary Furnace Be Optimized?

The performance of a rotary furnace can be optimized through various means. Proper selection and control of process parameters, such as temperature, rotation speed, and residence time, are critical for achieving the desired results. Optimization can be achieved by adjusting these parameters based on the specific materials and process requirements. Regular maintenance, including cleaning, lubrication, and inspection of the furnace components, is essential to ensure optimal performance and prevent unexpected failures. Implementing advanced control systems and automation can enhance process efficiency, accuracy, and repeatability. Additionally, monitoring and analyzing process data, such as temperature profiles and energy consumption, can help identify opportunities for improvement and optimize energy efficiency. Collaboration with furnace manufacturers or process experts can provide valuable insights and recommendations for optimizing the performance of a rotary furnace.
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4.7

out of

5

The furnace's construction is impressive! It arrived quickly and was simple to set up.

Winfred Pettis

4.9

out of

5

The atmosphere control is precise and consistent, yielding exceptional results.

Rufaro Ngwenya

4.8

out of

5

The furnace's temperature uniformity is remarkable, ensuring consistent material treatment.

Carina Mitchell

4.7

out of

5

The insulation is outstanding, minimizing heat loss and saving energy.

Taha Munir

4.9

out of

5

The safety features are top-notch, providing peace of mind during operation.

Ifeoluwa Afolabi

4.8

out of

5

The technical support is exceptional, with prompt and knowledgeable assistance.

Juanita Nielsen

4.7

out of

5

The furnace's programmability is user-friendly, enabling precise temperature control.

Cédric Tremblay

4.9

out of

5

The furnace's durability is impressive, ensuring years of reliable operation.

Radhika Gupta

4.8

out of

5

The furnace's versatility is excellent, accommodating a wide range of applications.

Mariam Camara

4.7

out of

5

The furnace's energy efficiency is remarkable, reducing operating costs.

Norihiro Kobayashi

4.9

out of

5

The furnace's performance is exceptional, delivering consistent and reliable results.

Camila Rodriguez

4.8

out of

5

The furnace's technological advancements are impressive, ensuring state-of-the-art operation.

Liam Harrison

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Molybdenum Vacuum Furnace: High-Temperature Sintering and Heat Treatment

Molybdenum Vacuum Furnace: High-Temperature Sintering and Heat Treatment

Explore the advanced features and applications of molybdenum vacuum furnaces in high-temperature sintering and heat treatment. Learn about their construction, control systems, and maintenance tips.

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How to Choose Right Muffle Furnace for Your Laboratory?

How to Choose Right Muffle Furnace for Your Laboratory?

A few other important considerations for your muffle furnace include the desired maximum temperature, process cycle time, and loading or unloading method. In order to choose the best muffle furnace for your needs, it is important to first consider the design specifications required for your desired production or application. This includes factors such as the crucible size, chamber size, and input voltage. Once you have a good understanding of the basics, you can then move on to other important considerations such as the maximum temperature, process cycle time, and loading or unloading method. By taking all of these factors into account, you can be sure to choose the best muffle furnace for your particular needs.

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