Microwave drying often has some cost advantages over traditional drying methods. Here are some features regarding the cost of microwave drying:

1. Energy efficiency: Microwave drying uses microwave radiation to evaporate moisture from objects. Compared with traditional drying methods, microwave drying can usually complete the dehydration and drying process more quickly and efficiently. This means that microwave dryers use relatively low energy, thus reducing energy costs.

2. Short-time drying: Due to the high efficiency of microwave drying, compared with traditional methods, microwave drying usually requires a shorter time to complete the same drying task. This means that microwave dryers can increase production efficiency and reduce drying cycles, thereby reducing labor costs.

3. Environmentally friendly: Microwave drying usually does not require additional fuel or gas supply and only uses electricity to generate microwave radiation. This reduces reliance on fossil fuels while reducing environmental pollution.

Although microwave drying has advantages in terms of energy efficiency and time cost, the acquisition cost of the microwave drying equipment itself can be high. In addition, the specific cost will be affected by factors such as the size, capacity and frequency of use of the microwave dryer.