... etc.to gain bright surface. Sandblast EquipmentUsed to clean the surface of steel pipe, tube, sheet,plate,etc. to gain ... design is available. For details of this machine, it is available at your request.Special design based on the requirements of customer is available. ... electric system and parts in various Voltage and Hertz worldwide . The test range is 0 - 600V, 45 - 500HZ. Passed the test, it can ...