Method for supplying a water-in-oil emulsion explosive into a cartridge machine and an apparatus used therefor

摘要

A feeder comprising a hopper and a pusher, the pusher comprising a pusher sleeve, which is provided at its bottom with a perforated plate, and a cylinder actuating the pusher sleeve along the wall surface of the hopper, which directly supplies a W/O emulsion explosive into a cartridge machine without mixing with air and without breakage of hollow microspheres.