Perlite door core have high strength,low thermal conductivity,high temperature resistance,acid and alkali resistance.
The third generation expanded perlite door core
Product performance
Environment friendly, natural, non pollution (expanded perlite is natural expanded perlite sand that expanded instantaneously under temperature higher than 1300 centigrade, forming globules of alveolate structure);Fire proof(absolutely non-combustible),water repellent, anti-aging and anti-corrosion;Light weight, heat insulation, heat preserving, sound absorbing;Easily hanged, and can be cut sawed and planed.Application of products
Mainly applied to steel fire proof wall, fill-ups in wooden fire proof wall;
Technical parameters of products
Density: | 260-380kg/m3 |
Rupture strength | ≥0.6MPa |
Compressive strength | ≥1.0MPa |
Thermal conductivity | ≤0.087W/(m.k) |
Moisture content | ≤10 |
Wet expansion rate | ≤0.25 |
Fire tolerant limit | 0.6-2 hour |
Fire tolerant temperature | 1300 °C |
Sound-absorption coefficient | 0.3-0.8 |
Size | 600x900,2100x900(20,30,40,50,60,80,100,120)mm; or designed and manufactured on customer’s requirements. |
perlite door core