... ceiling, wall. Besides PP honeycomb can cut down body weight, Increase speed, save energy when honeycomb structure make guarantee for body strength ... , bridge, truck body, building, FRP and so on. PP honeycomb core Specification: Dimension, Cell size and density PP8 (Cell diameter ... : 1300mmThickness 6mm----150mmNormal size: 2440*1220mm core material for sandwich structure lightweight and water proof