... absorbing, Fire proof. 2.With soundtex sound-absorbing. 0.5-1.0mm thickness PVDF-coating acoustic ceilings and panels description:Material: ... and cleaning.High precision, rigidity and consistency.Surface color stable for 10-30 years.Function: strong corrupt proof, chemical proof, ... , airport, metro station,school, sports center and etc. 0.5-1.0mm thickness PVDF-coating acoustic ceilings and panels