Raw materials:

mgo,mgcl2,Perlite,glass fiber,non-woven,and other properties.

Advantage:

Fire proof(2 hours for 9mm thickness boards),Light in weight,easy install(same as the gypsum boards.),can be used as sandwich boards,baker boards and so on.A good material for interior,if with paingting or glue some other things,can be use for external wall.