灯泡玻壳在吹制过程中 ,由于各种原因经常发生成品微炸现象 ,持续时间长短不一 ,长的可达 2～ 3天甚至 1～ 2周 ,短的仅有 1～ 2小时 ,给生产厂家带来较大的损失。经过长时间的实践并结合理论分析 ,笔者认为玻璃在转变区局部所受的强烈外部冲击是造成微炸的主要原因。1　玻璃在 Bulb bulb in the blowing process, often due to various reasons, the phenomenon of micro-deep-fried products, the duration of varying lengths of up to 2 to 3 days or even 1 to 2 weeks, short only 1 to 2 hours to give Manufacturers bring greater losses. After a long period of practice and theoretical analysis, I believe that the glass in the transition zone suffered strong external impact is the main cause of micro-deep-fried. 1 glass in