... Soft M ≥195 ≥30 ≤70 1/4 hard Y4 215-275 ≥25 60-90 1/2 hard Y2 245-345 ≥ ... thickness 0.05mm,flatness tolerance 8I max,thickness tolerance ±1.5µm),2 stretcherleveling machines from Germany and 9 ... 0mm, all available For copper strip: - min trial order 1 ton each thickness (only for the thickness: 0.3mm, 0.4mm ... .6mm, 0.7mm, 0.8mm, 0.9mm, 1.0mm, 1.1mm, 1.2mm, 1.5mm. For other thickness, the trial order will ...