... -quality and long-life. Flexible copper foilClassification UNIT9um12um18um35um Products width rangmmMax,1295Max,1295Max,1295Max,12951Cu %Min,99.8Min,99.8Min,99.8Min ... 36Min,0.4Min,0.57Degraded rate of HC&(18%-1hr/25°C)%Max,7.0Max,7.0Max,7.0Max,7.08Degraded ... 0.162Max,0.162Max,0.162Max,0.16211Appearance (spot and copper powder)None None None None 12PIN-HOLEEAZeroZeroZeroZero13Size toleranceWidth mm0-2mm0 ...