摘要
本文介绍PBT301—G30工程塑料在带铃定时器中的应用。带铃定时器的开关盒改用PBT301—G30材料注塑成型后,达到了设计和使用要求,同时安全性能指标也达到标准规定,并具体介绍了PBT301—G30材料的特性及注塑工艺条件。
This article intruduces the use of the PBT 301-G30 engineering plactic in the timer with bell. After the switch - box of the timer using the material casting forming, it meets the requirements of the design and use. Meantime the safety target is also satisfied. Besides the characteristic and casting process of this material is described in detail.
出处
《钟表》
1994年第2期36-36,31,共2页
Time Square
