The result shows that the impact strength of the new developed plastic packing box is enough, the impact breakage is due to the unqualified raw material of box.
The packingof goods offered does not meet our standards . Could you use packing which is secure against breakage?
贵公司报价货物包装不符标准，能否用防止破损的包装？
3
To determine the reason of impact breakageof new developed plastic packing box for certain cannonball in drop test, this article derives the actual stress formulas in the position of impact breakage.