Small tube furnace for laboratory useThe small tube furnace used in the laboratory is a key equipment for material heat treatment, chemical analysis, and scientific research teaching. When selecting, attention should be paid to the following aspects:
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Precautions for selecting small tube furnaces for laboratory useLaboratory small tube furnaces are commonly used heat treatment equipment in materials science, chemistry, physics, and other fields, suitable for experiments such as powder sintering, crystal growth, and material annealing. When choosing, factors such as temperature, atmosphere, size, safety, and ease of operation should be comprehensively considered. Let’s take a detailed look at what to pay attention to when choosing a small tube furnace for laboratory use!
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The temperature of the fluidized bed in the vertical tube furnace cannot riseThe inability to increase the temperature of the fluidized bed in a vertical tube furnace may be caused by various factors such as electrical systems, thermocouples and temperature controllers, air circulation systems, operation and material management, equipment aging, and structural problems. The following are specific reasons and solutions:
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The vacuum degree of the fluidized bed in the vertical tube furnace cannot be increasedThe vacuum degree of the fluidized bed in the vertical tube furnace cannot be pumped up, which may be caused by factors such as gas leakage, vacuum unit problems, insufficient cleanliness of the vacuum chamber or pipeline, unreasonable vacuum gauges or control methods. The following are specific reasons and solutions:
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Characteristics of fluidized bed in vertical tube furnaceThe vertical tube furnace fluidized bed combines the structural advantages of the vertical tube furnace with the reaction characteristics of fluidized bed technology, and has the characteristics of efficient heat and mass transfer, uniform and controllable temperature, strong process flexibility, safe and reliable operation, and environmental protection and energy saving. The following is a detailed summary of its characteristics:
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Vertical tube furnace fluidized bedThe fluidized bed of a vertical tube furnace can be completely filled with inert gas, and inert gas plays a key role in its application, mainly used to protect materials, prevent oxidation, control reaction environment, etc. The following is a detailed explanation:
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What gases can be passed through the fluidized bed of a vertical tube furnace?There are various types of gases that can be introduced into the fluidized bed of a vertical tube furnace, including inert gases (such as nitrogen and argon), active gases (such as hydrogen, oxygen, and air), and process gases (such as ammonia and hydrocarbons). The specific selection should be based on process requirements and material characteristics. The following is a detailed explanation of the gas that can be introduced:
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Can the fluidized bed of a vertical tube furnace accommodate multiple gases?The fluidized bed of a vertical tube furnace can accommodate multiple gases, and its design achieves flexible adjustment of atmosphere composition through a multi-channel gas switching system to meet complex process requirements such as oxidation and reduction. The following is a specific analysis:
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Can a vertical tube furnace fluidized bed be evacuated?The vertical tube furnace fluidized bed can be evacuated, and its design combines fluidized bed technology with vacuum environment, which can achieve high-temperature treatment of materials under closed conditions. At the same time, the vacuum function creates an oxygen free or low oxygen environment to avoid material reactions with oxygen, water vapor, etc. at high temperatures. The following is a specific analysis:
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Can a vertical tube furnace fluidized bed fluidized bed fluidized metal powder?The fluidized bed of a vertical tube furnace can fluidized metal powders, and its fluidization effect is reflected in efficient heat transfer, uniform reaction, and operational flexibility. It is suitable for the treatment of various metal powders such as iron-based, copper based, aluminum based, nickel based, and precious metals. The following is a detailed explanation of its ability to fluidized metal powder:
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