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The importance of hot air circulation in industrial ovens

2020-06-04   

Hot air circulation oven, its working mode is that hot air flow circulates in the oven, and the water vapor brought out of the material is discharged out of the oven. Its working principle is very simple. The heating tube is used to heat the surrounding air, and the forced circulation fan makes the heated air circulate along the air duct designed in the box. The heat flow passes through the material flow. On the one hand, it transfers temperature to the material, and on the other hand, the material The water vapor evaporated by the heat transfer is carried out by the hot air flow to the exhaust port above the box body and discharged outside the box.

The temperature uniformity of the hot air circulation oven is an important performance and an important indicator for judging the quality of an oven. In the constant temperature stage of the oven, although the temperature of the control instrument is generally stable, the temperature of each point in the oven is different, which will cause the samples at different positions to be heated differently. If the product is more sensitive to temperature, different reactions will occur, which will directly affect the baking quality of the product. The temperature uniformity of the oven is directly related to the overall design of the oven and the selection of configuration, such as the setting of heating power, the accuracy of temperature control instruments, the design of air ducts, and heat insulation facilities.

Shenzhen Yihexing Electromechanical Technology Co., Ltd. is committed to the development and manufacture of various drying equipment such as hot air circulation ovens, drying ovens, and industrial ovens. Recently, we are also committed to the development of automated intelligent equipment, which can provide customers with high-tech, cost-effective production equipment and supporting solutions. The equipment is widely used in printed circuit board industry, electronic capacitor industry, glasses industry, metal plating industry, plastic industry, automobile industry, motor industry, instrumentation industry, etc.