Products
 

Perforated gypsum board
 

Size:2440*1220*12.5mm, other on request.
Color of non-woven fabric, white ,black .blue ,other on request
 
1. Square hole 
    Type: 3*3mm,5*5mm,10*10mm,12*12mm
    Perforation rate:13.4%-17.2% 
2. Circle hole
 
    Type: ¦µ6mm (pitch:18mm);¦µ8mm (pitch:25mm);¦µ12mm (pitch:25mm);¦µ15mm        (pitch:30mm) 
    Perforation rate: 8.7%-19.6% 
    NRC rate: 0.7 
    RH70
 
3. Irregular circle hole
 
Type: ¦µ6/10, ¦µ12/20, ¦µ35/20/12, ¦µ20/12/8 
    Perforation rate: 8.7%-18.1% 
    NRC rate: 0.7 
    RH70