Adhesion to the wall,is a very common situation of our client meet.Particularly in food industry,we have a client,they used the silos to store the grain,but they had a problem of some material sticking to the wall of the silos.And it is very easily to get to be spoilage,then mixed into the new material.Later client contacted with our expert,and had integrate vibrating solution from us,now they don’t need to worry about this problem any more.