Fly Ash Drying Machine

The prospect of fly ash drying:

In coal-fired boiler systems at power plants, the discharge of fly ash can be categorized into dry and wet methods. Currently, in well-developed cement industries such as in Jiangsu, Shandong, Zhejiang, and Hebei, dry fly ash, as a blending material for cement production, is in high demand and has become a valuable resource, showing a trend of supply shortage. Wet fly ash has similar physical and chemical properties to dry fly ash, but due to its high moisture content (up to 45% or more), it fails to meet the requirements of cement production and is not favored by the market. As a result, it is stored in wet ash storage, accumulating and causing severe environmental pollution. Only by drying wet fly ash with reasonable energy consumption and a simple process can it be transformed into a valuable resource, achieving both social and economic benefits. The wide application of fly ash drying machines has solved the pollution issues and disposal challenges associated with fly ash, and also turned waste into treasure, increasing economic returns.

Principle and Performance Features of Fly Ash Drying Machine:

The Fly Ash Drying Machine is suitable for drying industrial dust and waste residues such as fly ash, phosphogypsum, and titanium gypsum. Its working principle is as follows: The powdered or granular fly ash is transported to the feeding machine by a belt conveyor, and then fed into the drying drum. Inside the drum, the fly ash is evenly distributed and agitated by the抄板器, allowing it to uniformly disperse and come into full contact with hot air, achieving the drying purpose of heat and mass transfer. The dried fly ash is discharged from the drum at the terminal through a discharging device, and then conveyed out by a belt conveyor, completing the drying process.

Fly ash drying equipment is designed for the characteristics of fly ash, which has a higher initial moisture content, lower specific gravity compared to other materials, and significant changes in fluidity during the drying process. It features a compact structure, occupies less land area, requiring only half the space of a single-tube dryer for the same output, reliable operation, low energy consumption, excellent drying effect on materials, easy to achieve automated control, and requires fewer operators.

1. Low exhaust temperature, long-lasting dust removal equipment usage.
2. Employing a new-type combined feeding device, it can easily adjust the desired final moisture content according to the user's requirements.
High level of automation, easy to operate, and stable operation.
4. The investment required for the equipment is only 1/6 of imported products from abroad, with low investment and quick returns.
5. Utilizes wheel-mounted rotation for minimal power transmission.
6. Reduces land occupation by approximately 50% compared to single-tube dryers, cuts civil engineering investment by about 50%, and has an electricity consumption lower than 60%.
7. Fuel can accommodate coal, oil, and gas.

Fly Ash Drying Machine Technical Parameters: