# Rotary dryer

> industrial machine that uses a rotating drum to dry bulk materials by tumbling them while hot air circulates

**Wikidata**: [Q7370266](https://www.wikidata.org/wiki/Q7370266)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Rotary_dryer)  
**Source**: https://4ort.xyz/entity/rotary-dryer