... technology 3.architecture decoration 4.environment friendly 5.UL,ISO SWD303 casting polyurethane rigid foam artificial wood 1. DescriptionsSWD303 series is ... w/m·k0.028Flammability/s Self-extinguishing time2.79cm, 40s SWD303 applied for handicrafts SWD303 casting polyurethane artificial wood rigid foam