thehonestanalytics.com | Sandwich Panels Market 2018 Global Growth, Opportunities And Industry Analysis Forecast To 2023 Digital Journal The most used materials for cores are expanded polystyrene, polyurethane, phenolic aldehyde, mineral wool. Steel sandwich panel is widely used in various architectural constructions as roof, wall, etc. The global Sandwich Panels market will reach xxx ... Sandwich Panels Global Market 2018: Key Players – Kingspan, Metecno, Isopan, NCI Building Systems, TATA Steel |