Kinds of Perforated acoustic gypsum board

1.Perforated type:Round(circular) hole

a.Standard size:2400*1200*12.5mm,3000*1200*12.5mm,600*600*9.5/12.5mm

b.Round hole dia.: Φ6mm, Φ8mm, Φ12mm, Φ15mm

c.Back non-woven fabric colour:white,black,blue

d.Weight:9.4kg/m2

e.Perforation rate:8.7-19.6%

f. Acoustic performance

aw:0.65

 NRC:0.70

 RH70

g.Application:drywall, ceiling

2.Perforated type:Square hole

a.Standard size:2400*1200*12.5mm,3000*1200*12.5mm, 600*600*9.5/12.5mm

b.Square hole size:5*5mm,10*10mm,12*12mm

c.Back non-woven fabric colour:white,black,blue

d.Weight:9.4kg/m2

e.Perforation rate:9%-17.2%

f.Acoustic performance

aw:0.65

 NRC:0.70

 RH70

g.Application:drywall, ceiling

3.Perforated type:Irregular circular hole

a.Standard size:2400*1200*12.5mm, 600*600*9.5/12.5mm

b.Hole type: Φ6/10, Φ12/20, Φ35/20/12, Φ20/12/8

c.Back non-woven fabric colour:white,black,blue

d.Weight:10.7kg/m2

e.Perforation rate:8.7%-18.1%

f.Acoustic performance

aw:0.65

 NRC:0.70

 RH70

g.Application:drywall, ceiling

Other specific hole of perforated acoustic gypsum board may be ordered on customers request.