... road,bridge ,and others 2,durable 3Double drum HJB Double Drum Mortar Mixer 1it is widely used in construction ,road, ... .2,durable 3Double drumApplication :HJB Double Drum Mortar Mixer is main auxiliary equipment of Mortar pump ,it is of double ... 1050*1750mmWeight 250kgsupply of : mortar pump , motar mixer ,motar cement plastering machine ,shotcrete machine ,concrete mixer ,and also their accessories ...