• Categories:Knowledge
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• Time of issue:2024-12-19
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(Summary description)Quartz infrared heat lamps used in tunnel drying furnaces offer significant advantages in the food industry, mainly reflected in the following aspects:

Efficient Drying: Quartz infrared heat lamps can quickly generate a large amount of heat and directly transfer it to the food, greatly improving drying efficiency and shortening production cycles. For example, in fruit and vegetable drying, infrared heat lamps can rapidly remove moisture from fruits or vegetables, ensuring quick drying while preserving the appearance and nutrients of the food.

 



 

Uniform Heating: Infrared heat lamps ensure uniform heating throughout the drying process, avoiding local overheating or insufficient drying. For example, when drying biscuits, infrared radiation ensures that each biscuit’s surface and interior receive even heat, preventing overcooking on the outside and undercooking inside.

 



 

 

Precise Temperature Control: By adjusting the power and temperature of the lamps, infrared heat lamps can be tailored to meet the drying requirements of different types of food. For instance, when drying meat products like beef jerky, infrared lamps can adjust the heat output according to the thickness and moisture content of the meat, ensuring even drying without compromising the texture.

 



 

Preservation of Nutrients and Flavor: The infrared heat lamps utilize infrared radiation’s penetrating power to evaporate moisture from inside the food, achieving inside-out drying. This not only speeds up the drying process but also better preserves the food’s nutrients and flavor. For example, when drying tea leaves, infrared heat helps retain the natural aroma and nutrients.

 

Energy Efficiency and Environmental Friendliness: Due to the high energy utilization and targeted heating of infrared radiation, quartz infrared heat lamps are more energy-efficient and environmentally friendly compared to traditional heating methods. For example, when drying spices, traditional heating methods might lead to significant energy loss, while infrared lamps can quickly and precisely transfer heat to the food, reducing energy consumption.

 

Specific Application Examples:


Fruit Drying: In the production of dried fruits (such as raisins or apple chips), quartz infrared heat lamps quickly remove moisture while preserving the fruit's color and nutrients.
Meat Drying: For meat products such as beef jerky or pork snacks, infrared heat lamps ensure uniform drying while avoiding flavor loss due to excessive heat.
Biscuit and Pastry Drying: During baking, infrared heat lamps ensure that biscuits are crisp on the outside and evenly dried on the inside, improving production efficiency.
Tea Leaf Drying: Infrared heating helps tea leaves dehydrate quickly while retaining their natural aroma and nutrients.


With their efficiency, uniformity, energy savings, and precise control, quartz infrared heat lamps have become an indispensable and important piece of equipment in modern food processing.