High Quality Seamless Perforated Gypsum Board

Product DescriptionDEGO acoustic perforated gypsum board  is designed on the basis of helholtz resonance theorem, After perforated, the holes, board and the wall make up of many resonant cavities, when air molecules pass the holes, the resonant cavities will consume large quantities of sound energy.DEGO perforated gypsum board is one of the best sound absorption products, it ie widely used in Auditorium, office, cinema, churcSurface Treatmenth, hospital. School and so on.Surface Treatmentplain paper;    pvc lamination;     latex paintedBacksideAcoustic non-woven cloth, white or black colorThickness9.5mm, 12.5mmSize595x595,600x600,603x603,1200x2400mm, other size customizedEdgeSquareSize of holeRound hole,Square hole,Cross hole, Irregular hole,Micro hole,Rectangle hole, Long round hole, Cellular holePerforation PatternsH1, H2, H2L, H4, H4L, H6, H8Perforation Rate6.8%-19.6%Sound Absorptionaw 0.65NRC 0.70Climate (RH)70Density9.4 Kg/m2K-Value0.1w/m kApplicationsSuspending ceiling, wall partitionOther installation MaterialsMultipurpose Interior Putty,Jointing Compound,Drywall Screw,Paper Tape,Glass Fiber Mesh. (we also offer these products)     DEGOCEILING         /* January 22, 2024 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(",").forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1