Muffle Furnace
1400℃ Muffle Oven Furnace for Laboratory
Item Number : KT-14M
Price varies based on specs and customizations
- Max. temperature
- 1400℃
- Constant work temperature
- 1300℃
- Temperature control accuracy
- ±1℃
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KT-14M Series Muffle Furnace: Precision High-Temperature Performance
The KINTEK KT-14M Muffle Furnace is engineered for demanding laboratory applications, featuring high-quality Japan alumina polycrystalline fiber insulation and robust Silicon Carbide (SiC) heating elements. Achieve precise and uniform temperatures up to 1500°C (constant work temperature 1300°C), controlled by an intelligent PID microprocessor for exceptional accuracy.
For enhanced usability and data management, the KT-14M Pro model comes equipped with a versatile 7-inch TFT smart touch screen controller. This intuitive interface allows operators to easily set, save, and manage multiple heating programs, simplifying complex operations and providing valuable historical data analysis capabilities.
Detail & Parts



Key Features & Advantages
- High-Temperature Capability: Reaches a maximum temperature of 1400°C, with a constant working temperature of 1300°C. Ideal for processes requiring precise high-heat applications.
- Superior Temperature Control & Uniformity: PID intelligent temperature microprocessor ensures high temperature control accuracy (±1℃) and excellent temperature uniformity (±5℃).
- Advanced Insulation & Energy Efficiency: Features high-quality Japan alumina polycrystalline fiber insulation, ensuring minimal heat loss and superior energy saving. The double furnace shell design with forced air cooling maintains a low surface temperature.
- Durable Heating Elements: Utilizes Silicon Carbide (SiC) heating elements, professionally configured to optimize heat radiation properties and ensure a long service life.
- Enhanced User Interface (KT-14M Pro): The Pro model includes a 7-inch TFT smart touch screen controller for more user-friendly program setting, operation, and historical data analysis.
- Robust Safety Features: Equipped with a safety interlock system that shuts off power if the furnace door is opened, or in case of over-temperature or sensor malfunction.
- Efficient and Compact Design: Offers a compact design with a small footprint, making it a versatile addition to any laboratory.
- Contamination-Free Environment: The muffle design isolates materials from direct heat sources, ensuring a clean heating process crucial for sensitive applications.
Technical Specifications
| Furnace model | KT-14M | ||
|---|---|---|---|
| Max. temperature | 1400℃ | ||
| Constant work temperature | 1300℃ | ||
| 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 (KT-14M Pro) | ||
| 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 | |||
Applications
Muffle furnaces are versatile high-temperature heating devices used in various industrial and laboratory settings. They are designed to provide precise temperature control and isolation from combustion contaminants, making them ideal for a range of applications:
- Ashing Samples: Crucial for determining the residue content in organic and inorganic materials.
- Heat Treatment: Essential for processes like annealing, hardening, and tempering of metals and alloys.
- Materials Research: Used to study material behavior at high temperatures and synthesize new materials.
- Melting Glass: Ideal for melting and fusing glass for technical ceramics and enamel coatings.
- Soldering and Brazing: Provides necessary high temperatures for strong and reliable joints.
- Technical Ceramics: Used in the production and testing of technical ceramics requiring precise temperature control.
- Enamel Coatings: Essential for creating durable and aesthetically pleasing enamel coatings.
Comprehensive Safety Systems
- Over-Current and Over-Temperature Protection: The furnace is equipped with over-current protection and over-temperature alarming functions; power will be automatically shut off if thresholds are exceeded.
- Thermal Couple Malfunction Detection: A built-in thermal couple detecting function will stop heating and trigger an alarm if a break or failure is detected.
- Power Failure Restart (KT-14M Pro): The KT-14M Pro model supports a power failure restarting function, allowing the furnace to resume its heating program once power is restored.
Operating Principle
Muffle furnaces operate on the principle of indirect heating. Heating elements located outside a sealed muffle chamber heat the ceramic muffle. This muffle, in turn, radiates heat to the contents inside, ensuring uniform temperature distribution and preventing contamination from the heating elements or combustion byproducts.
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 |
Customization and Optional Enhancements
KINTEK understands that unique experimental requirements often demand tailored solutions. Beyond our standard configurations, we offer several optional setups for the KT-14M Muffle Furnace:
- Independent furnace temperature monitoring and recording systems.
- RS 485 communication port for PC remote control and data exporting.
- Ports for inert gases, exhaust output, and observation windows.
- Upgrade to the touch screen temperature controller (standard on KT-14M Pro) for versatile, operator-friendly functions.
Our strong deep customization capability allows us to precisely meet your specific needs.
Your Partner in Advanced High-Temperature Solutions: KINTEK
Leveraging exceptional R&D and in-house manufacturing, KINTEK provides diverse laboratories with advanced high-temperature furnace solutions. Our product line, including Muffle, Tube, Rotary Furnaces, Vacuum & Atmosphere Furnaces, and CVD/PECVD Systems, is complemented by our strong deep customization capability to precisely meet unique experimental requirements.
Request a Quote or Consultation
Ready to enhance your laboratory with the KT-14M Muffle Furnace? For detailed specifications, custom configurations to meet your unique experimental requirements, or to discuss how this furnace can benefit your research, please reach out to us. Fill out our Contact Form, and a KINTEK specialist will be in touch shortly to assist you.
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FAQ
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