The preparation and application of self-made roller singeing machine we re briefly reviewed, including the characteristics of the latest developed induc tion electric heating machine.

• 感应电热式圆筒烧毛机系采用半导体变频装置,将电流变换成单向中频交流电,然后根据电磁感应原理,加热烧毛圆筒。本文对该机试制经过及其特性作了介绍。