... as powder,pellet, particulate,even if with more surface friction,for example food,coal,cement, granular ore,etc. The lifting ... the hopper has been blocked.3. Technical parameters of TH,HL type of bucket elevator ModelHL300HL400TH160TH200TH250TH315TH400TH500TH630TH800TH1000Hopper typeQSQSZhShZhShZhShZhShZhShZhShZhShZhShZhShDelivery value(m3\h)24284547812132216282136365645706811087141141200Hopper width ...