Properties: Model: X250 Thermal Conductivity W/(m•K): 0.023-0.028 Compressive strength (kPa): 250 Nominal Density (kg/m3): 31-32 Fire behavior: Class E Oxygen Index (%): 27-33 Applicable temperature: Minus 50¡ãC-Positive 75¡ãC Max. Size (mm): 2400*1200*150 Surface: Smooth planing, embossing & slotting, peel removal Edge: Flat, lap joint, tenon, rain gutter Key Features: Ø Able to resist repeated freeze/thaw cycles. Ø High density, tough and durable, not easily damaged. Ø Dimensionally stable, cryogenic secondary foaming. Ø Flame-retarded, light weight, thermal bridge breaker, easy to install. Ø ECO, ODP, GWP: zero Ozone Depletion Potential, low global warming potential, the 1st manufacturer which uses CO₂ foaming technology in China, each piece of insulation board dedicates love for global environmental protection causes. Application: Heat preservation & insulation for building, floors, parking platforms, and other moisture-proof insulation etc. As required.