One of the advantages of the Dana-Ridge wetblast units is their ability to offer a wide variety of surface finishes. This can be achieved through blast pressure and abrasive choices.
Many times a particular media can do everything you need and you may only need to use one type of media all the time. Mid to large size glass bead can give a nice bright finish while also removing coating such as paint.
However, should you require different qualities from your abrasive, there a three methods removing the existing media from your Dana-Ridge wetblast machine.