Co-Current Vs. Counter Current Drying

This article was authored by:

Shane Le Capitaine
Thermal Processing Expert

Co-Current Vs Counter Current Rotary Drum Dryers (Driers)

Many factors are taken into consideration when designing a rotary drum dryer that can both efficiently and effectively dry a material. Factors such as the material’s bulk density, heat sensitivity, particle size, and flowability, among others, all interact to influence how the material will behave …

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What Causes Rotary Dryer Misalignment?

This article was authored by:

Jenny Seim
Technical Writer

What Causes Rotary Dryer (Drier) Misalignment, Image of Worn Rotary Dryer Tire (Tyre)

Rotary dryer misalignment is oftentimes the result of improper base installation. Misalignment in the base will quickly spread through the rest of the drum, causing wear and damage to other drum components. In addition, misalignment can occur naturally over time as part of normal rotary …

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Photo of the Week: Rotary Dryer with a Direct Drive

This article was authored by:

Jenny Seim
Technical Writer

Direct Drive Rotary Dryer (Drier)

Today’s photo highlights a rotary dryer in FEECO’s Fabrication Facility. The drum was recently painted, and will soon be ready for shipment. This particular dryer features our direct drive option, the mechanism that causes the drum to rotate. It eliminates the need for a girth …

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Why are Flights Used in a Rotary Dryer?

This article was authored by:

Jenny Seim
Technical Writer

Rotary Dryer (Drier) Flights

Flights, also known as “fins” or “material lifters,” are commonly used in both rotary dryers and coolers to maximize heat transfer between the material and the drying or cooling air. Affixed to the interior of the drum, they pick up the material as the drum …

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