Perlite fireproof door core 

 

Wellyoung perlite fireproof  door core  is consisted of expanded perlite and inorganic glue, and  has been tested as non-combustible material(A1 grade) and non-toxic material(AQ1 grade) in accordance with GB 8624-2006 and GB/T 20285-2006 seperately.

 

 

 

Technical Data

 

Density: 250-300kg/m3 
folding strength≥8Mpa 
Compressive strength: 0.35-0.8(Mpa) 
Thermal conductivity≤0.035-0.076W/(m. k) 
Moisture content(%)≤10 
welling rate(%)≤0.25 
Fireproof limit: 0.6-4h 
Fireproof temperature: 1200c 
Sound-absorption coefficient: 0.03-0. 8

 

Specifications:

 

Size: 600mm*900mm,   2100mm*900mm

Thickness: 20mm, 30mm, 40mm, 50mm, 60mm, 80mm, option is available