thickness: 4mm,6mm,8mm,10mm;standard size: 2.1m(w) x 6m(l);custome lenght acceptable.blue polycarbonate hollow sheet,pc panel. 1. ... on the sheet surface. It can prevent the resin fatigue or yellowing caused by the ultraviolet. 4) Light weight: only 1 ... : clear, lake blue, green, blue, opal, brown, silvery gray, red(Other color can be ordered according to you request) 3. Applications ...