The burning behaviour of this product is classified as a1 non combustible rate in accordance with gb 8624 2006 classification on burning behaviour for building materials.
Perlite fire door core.
A wide variety of perlite fire door core options are available to you such as free samples paid samples.
Chimney liner due to its non flammable and insulating nature perlite is often used in fire retardant applications such as chimney liners.
About 67 of these are doors 17 are magnesium oxide boards and 1 are flakeboards.
China perlite board find detail steel fire door from zhangjiagang tianyuan machiney manufacturing co ltd.