Purpose:
It can be used in wiping off rust, coating, welding line, burr, oxide, dirt on the concrete and stone carving of the trade such as steel, shipyard, maritime affairs, petrochemicals, civil construction, bridge cleaning, water pipe, tunnel ect.  
Characteristic:
The vacuum recovery blast machine is extensively used in different trades. It has a lot of applied characteristics, for example, low blast medium wastage, automatic select abrasive and powder, automatic circle use abrasive. It has clean work environment without powder and pollution.