honeycomb composite panel: 1,Thickness: 10,15,20,25mm 2,Rigid, High intensity, Light weigh 3,Fireproof, Corrosion resistance Leina aluminum honeycomb composite panel is widely used in the interior and exterior wall decoration,indoor partition, surface of building and advertisement mark etc. Product with light, high strength and big rigidness features. (Total thickness is 15mm, panel thickness is ...