... steel)MAIN MANUFACTURE TECHNOLOGYUSING TECHNOLOGY OF BLASTING AND PAINT THE EPOXY ZINC RICH PRIMER TO DEAL WITH THE SURFACE OF RAW ... TO WELD THE MAIN BEAM USING GRIP BLASTING AND THE EPOXY ZINC RICH PRIMER TO DEAL WITH THE SURFACE OF THE ... LAYS FOR THE PAINT, 1.EPOXY ZINC RICH PRIMER THICKNESS, 30—40Micron2.EPOXY MID PAINT THICKNESS, 30ΜM3.EPOXY SURFACE PAINT THICKNESS, 30 ...