... core 3) High brightness, good in toughness, deep thermal image; 4) Neat end surface, good in tightness, convenient and practical; 5 ... , 75mm×50mm, 44mm×70mm, 3 1/8’’×220’, 2 1/4’’×85’etc.Weight48gsm, 50gsm, 52gsm, 55gsm, 58gsm, 60gsm, 65gsm etc ... .Core sizecareboard core, plastic core: 13×17mm, 18×25mm, 26×34mm (7/16'') (1/2'' core)MOQ 5000 rollsSampleSample lead ...