... H18,H22,H24,H26Good quality, delivery timely.Aluminum sheet / Aluminum plate:1. Alloy:1050,1060,1070,1100,1200, ... the surface of the sheet;2) the sheets' surface is clean without any corrosion, oil stains, puckering slits, ... lines;4) no yellowish oil stains, bubbles or seams.7. Appearance quality: The sheet fracture plane is neat and ... as possible8.Packing details: high quality aluminum plate(sheet)