... corrosion 3Thickness:2-10mm 4customized size 15mm thick heat resistant sealed edge pp corrugated plastic sheetFeatures:Material: polypropylene ppGood quality ... such as corrugated paper, wood board, etc. 2 Turnover box: to avoid damages from electrostatic, conductive PP hollow sheet can ... be used as advertising board, show board, brand mark, light box board, sign board, warning signs etc. 4 Industry Use: ...