... resilient 3.Widely used 4.Temperature preservation and insulation MgO EPS Sandwich Board EPS or rock wall or polyurethane as core. Any ... widely used in construction wall, roof, industrial furnace,oven, heat-treating equipment, storage tank, storage groove, power house, ... all kinds of keeping-warm and heat insulation pipelines. Feature: (1)Core Material:Rock Wool, EPS, PU; Surface Materials: MgO ...