Specifications

Fire door core
a.Made of expanded perlite
b.Fire limit:30-120mins
c.Density:300-450kg/m3
d.Temp resist:1300'C

 Fire door core 

 

1.       Production Introduction for fire door core   
Perlite fire door core consists of expanded perlite and inorganic glue. 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. Smoke behaviour is classified as non-toxic AQ1(safe rate) in acordance with GB/T 20285-2006.It is non hazardous, light, easy to install, fireproof ,heat insulation and preservation. Mainly used as core of  wooden fire door and steel fire door. We also can produce fireproof board  with pattern according to the model our customers provide.

2.      Main performance  for fire door core   

Performance	Index
density	300-450kg/m³
breaking strength	≥8MPa
compression strength	0.35-0.8(MPa)
thermal conductivity	≤0.035-0.076W/(m.k)
moisture content(%)	≤10
wet expansion rate(%)	≤0.25
fireproof limit	0.6-2h
firproof temperature	1300°C
acoustic absorption factor	0.03-0.8

 

3.      Product specification for fire door core   
900mm*2100mm*thickness
It could be adjusted at customers' request