... clean the surface of steel pipe, tube, sheet,plate,etc. to gain bright surface.Roller conveyor derust equipment. Model No.: ... LCM1500C Key Specifications/Special Features:Key specifications: Size of work piece : 800x800mmRevolving speed of roller: 1 ... and parts in various Voltage and Hertz worldwide . The test range is 0 - 600V, 45 - 500HZ. Passed the test, it ...