Flow Aids 

good video , i got cleared my doubts about ratholes ,bridges and their removal solutions

Love the pan flute music in the background :D

01:30 neumatic hammer ps 02:50 hammer blast pj 03:56 air cannon pg 04:40 rectangular shaped bins tiled silo outlets 05:23 fluidization pads I100 07:20 fluidization nozzles U025

We use a chemical weighing hopper with material density of 0.35 - 0.45...which product we should use sir?