With the advancement of technology, drying equipment is becoming increasingly widely used in various industries. among which,Far infrared tunnel drying ovenWith its advantages of high efficiency, energy saving, and environmental protection, it has become one of the popular drying equipment in the market. The drying oven adopts far-infrared radiation heating technology. Far infrared radiation heating technology refers to the use of far-infrared radiation elements (such as far-infrared lamps, infrared ceramics, etc.) to generate far-infrared radiation and heat objects through radiation. Far infrared radiation has strong penetration ability and can penetrate deep into the interior of objects, improving their thermal efficiency.

　　

The heating process of the far-infrared tunnel drying oven is divided into the following three stages:

　　

1. Preheating stage: During this stage, the far-infrared lamp inside the drying oven begins to heat up, producing far-infrared radiation. The purpose of the preheating stage is to gradually raise the temperature of the air inside the box, creating a favorable environment for the subsequent heating process.

　　

2. Heating stage: When the air temperature inside the box reaches the set value, the heating element stops working. At this point, the far-infrared radiation heating effect begins to exert, transferring heat to the objects inside the box. At this stage, the temperature on the surface and inside of the object gradually increases, reaching the temperature required for drying.

　　

3. Maintenance phase: When the surface of the object reaches the desired temperature, the drying oven enters the maintenance phase. At this stage, the heating element continues to generate far-infrared radiation, keeping the surface temperature of the object stable and avoiding temperature fluctuations. Meanwhile, far-infrared radiation also has certain sterilization and deodorization functions, which help improve the quality of objects.

　　

Far infrared tunnel drying oven is widely used in industries such as wood, tobacco, chemical, food, and pharmaceuticals. In the wood industry, it can be used to dry wood and improve the drying quality of wood; In the tobacco industry, tobacco leaves can be quickly dried to improve their quality; In the chemical industry, it can be used to dry chemical raw materials and improve the quality of chemical products; In the food industry, it can be used to dry food and extend its shelf life; In the pharmaceutical industry, it can be used to dry medicinal herbs to ensure their quality. With the continuous development of technology, we believe that drying ovens will play a greater role in the future.