roll diameter inner diameter 76 mm
outer diameter 150~300 (The specific diameters can be customized. )
thickness um 4 5 6 7 8 9 10 12
width（ mm ）30 35 37.5 40 45 50 55 60 65 70 75
80 85 90 95 100 115 120 125 130
14 17.5 21 26
margin value（ mm） 2.5 2.0 1.5