Perforated Gypsum Wall Board For Meeting Room

Wellyoung 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. It is widely used in auditorium, office, cinema, hospital, school and so on.

specification

Surface Treatment paper faced or panited

Backside Acoustic non-woven
cloth, white or black color

Thickness 12mm

Size 1200x2400mm

Size of hole Round, Square, Cross, Irregular, Micro, Rectangle,

Perforation Patterns H1, H2, H2L, H4, H4L, H6, H8

Perforation Rate 6.8%-19.6%

Sound Absorption NRC 0.70