Features:
1) Main dimensions: 300 x 600 x (9 - 13)mm, 600 x 600 x (12 - 15)mm,
   600 x 1,200 x (12 - 15)1mm
2) More than 140 kinds available
3) The product is a high-grade material with mineral wool as the main
   raw material
4) It has undergone the processes of burdening, forming, drying,
    cutting, tenon-making,surface finishing and spray coating
5) This product integrates such features as good fireproof property, sound
    absorption, decoration and heat insulation
6) The product is pollution free and is an environmentally friendly
   construction material
7) Rock wool board for exposed keel system
8) Rock wool board for concealed keel system
9) Used in supermarkets, schools, banks, hospitals and airports

Outer packing:
1) 12mm / 13mm thickness: 12pcs/ctn    
2) 15mm thickness: 10pcs/ctn    
Carton dimensions:  613 x 623 x (130 - 160)mm
N.W.: 21kg