How many ways for cassava flour drying ?

Cassava flour drying mainly includes three ways, that is natural sun drying, room drying method and air flow drying method. Sun drying takes longest time but can save cost for equipment buying, therefore it is suitable for small scale cassava flour drying. Room drying takes up a large space in a plant but is is cheaper than flash dryer, is suitable for medium cassava flour producer. Flash dryer takes only 2 seconds for flour drying and covers only small area, but it is expensive, therefore suitable for large capacity cassava flour processing.

Here are the detail analysis of the three ways of cassava flour drying:

Sun drying

Sun drying: Just as its name says, this cassava flour drying method is to put dewatered cassava cake under the sun, the water evaporate because of the heat of sun. This drying method normally completed within 2 or 5 days, it mainly depends on whether. But it has a evident shortcoming, that is the cassava flour is easily polluted due to long time exposed in the outdoors and therefore the produced cassava flour is low in quality.

Room drying: Some old style cassava flour processing plant usually takes use of room drying method. They put the wet cassava flour on several layers of belt drying equipment, heated it, and moving the belt to dry the all the flour.  This method is faster than sun drying and will not limited by whether condition. But is still need about one days for drying. And you need to have enough space for drying.

Flash dryer

Air flow drying: Using flash dryer to dry cassava flour in seconds. This is a method adopted by most modern cassava flour processing plant. It use clean hot air to take the moisture in cassava flour, and the whole drying process take place in a stainless steel tube thus prevent cassava flour from being polluted. The produced cassava flour is high in quality. The only shortcoming is that the flash dryer is expensive than other machine.

The above are the commonly used cassava flour drying method. According to your requirement and budgets, you can choose the right method for your cassava flour processing. For large producer, it is recommend to adopt a flash dryer, it can be used for decades of years, and can greatly improve cassava flour processing efficiency and improve economic benefit of cassava flour processing plant.