Custom made carbon fiber heating elements infrared heating lamps 1000w halogen bulbs
Carbon fiber infrared heating tube for vacuum furnace
Efficient heating performance
Rapid heating: The carbon fiber infrared heating tube has a fast thermal response and can quickly heat up in a vacuum furnace environment. This is because in a vacuum environment, heat transfer mainly relies on radiation, and carbon fiber infrared heating tubes can efficiently transfer heat through infrared radiation. For example, after some small vacuum furnaces use carbon fiber infrared heating tubes, the heating rate is increased by 30% – 50% compared with traditional heating methods, which greatly shortens the heating cycle of the vacuum furnace and improves production efficiency.
High heating efficiency: Carbon fiber is a pure black body material with an electric-heat conversion efficiency of over 95%. In a vacuum furnace, this efficient electrothermal conversion can reduce energy loss, so that most of the electrical energy is converted into infrared radiation energy for heating. Compared with traditional resistance wire heating methods, carbon fiber infrared heating tubes can save about 30% of energy, which can significantly reduce energy costs for long-term operation of vacuum furnaces.
Uniform heating characteristics
Good temperature distribution: Carbon fiber infrared heating tubes can provide uniform temperature distribution in vacuum furnaces. Because the infrared rays it emits can radiate in all directions in a vacuum environment, the heated object can absorb heat in all directions. In some vacuum heat treatment processes that require extremely high temperature uniformity, such as vacuum annealing and vacuum quenching of precision parts, the use of carbon fiber infrared heating tubes can control the temperature difference within a small range, generally within ±5°C. , effectively avoiding problems such as deformation and cracking of parts caused by local overheating or undercooling.
Penetrating heating: Its infrared radiation has a certain penetrating ability. For some heated materials with a certain thickness, penetrating heating from the surface to the inside can be achieved in the vacuum furnace. For materials that require uniform heating as a whole, such as bulk metal materials, composite materials, etc., this can ensure that the temperature inside the material and the surface temperature rise simultaneously, ensuring the quality of the heat treatment of the material in a vacuum environment.
Advantages of adapting to vacuum environment
Pollution-free heating: In the vacuum furnace, the carbon fiber infrared heating tube does not produce oxidizing substances or other impurities when working. Because it is heated by radiation, unlike some heating methods used in the air, which will produce waste residue, exhaust gas and other pollutants due to oxidation. For vacuum furnace application scenarios that require a high-purity heating environment, such as vacuum sintering of electronic materials, vacuum smelting of special alloys, etc., it can ensure that the purity and performance of the heated materials are not affected by contamination.
Stable and reliable performance: The carbon fiber infrared heating tube itself has a compact structure and can work stably in a vacuum environment. It does not need to rely on a specific gas medium for heat transfer like some heating methods, so it is not affected by changes in vacuum. Its service life in the vacuum furnace is also relatively long, up to thousands of hours under normal use conditions, reducing the inconvenience and cost increase caused by frequent replacement of heating elements.
Precise temperature control
Sensitive Temperature Regulation: The carbon fiber infrared heating tube is responsive to the temperature control system. In the temperature control process of the vacuum furnace, the power of the heating tube can be accurately adjusted according to the process requirements, thereby achieving precise control of the temperature in the furnace. By cooperating with advanced temperature sensors and controllers, the temperature can be controlled within a very precise range to meet the needs of various high-precision vacuum heat treatment processes.
Programmable control integration: It can be easily integrated with the programmable control system of the vacuum furnace. Operators can program the working mode of the carbon fiber infrared heating tube according to different heating curves and process steps to realize an automated heating process. For example, in some complex material synthesis or heat treatment processes, heating needs to be carried out according to a specific temperature-time curve. Carbon fiber infrared heating tubes can well adapt to this programming control requirement and ensure the smooth progress of the process.
