Лучшая цена, звукостойкий Перфорированный гипсокартон для потолка 1200*2400 мм

Product Overview

Description

best price sound proof 1200*2400mm perforated gypsum board for ceiling

Product description

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	plain paper; latex painted
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

 

 

 

Lay out

 

Application

For Ceiling

 

For wall