Based on comprehending profoundly the actuality of the isolated blast establishment and linking to the practice condition of the production overall arrangement and the exploitation term in the local mine,so the essential need,method and characteristic of the installation about the isolated blast water bottle and the rock powder shed suit to the local mine are expatiated.

Mapeng intrusion lies in the northwest 2～3 kilometers of the large gold deposit in Shihu, which is from Mid-Taihang mountain.

Based on the experiment data of stone dust suppression of propagation of coal dust continuous explosion at DMT research institute of Germany,this paper studies the problems such as,partial inertia effect of stone dust with one time explosion and repeated explosion of coal dust.