Roll Lehr for Annealing Medical Glassware
Gao Zhonggui (Shandong Zaozhuang No. 2 Ceramics Factory)
The roll lehr for annealing glassware is similar to glost kiln in ceramic industry which has many advantages, such as uniform temperature distribution, short annealing cycle, energy saving and better product quality, etc. This paper describes the key points in. the design of roll lehr which include the design of body structuro, the selection of structural materials for different sections of the lehr, and drive system. It has been proved practically that a better economical benefit can be obtained by this roll lehr.