Rockwool Roof / Wall Panel
The top & bottom of Rockwool sandwich panel is galvanized & pre-painted steel. Core material is rock wool with density from 48kg/m3 to 200kg/m3
, the rock wool is upright against the surfaces. There are high strength vesicant between rock wools and surfaces. This product is featured with fire ratings, acoustic properties, and it is widely used as the wall or roof for Auditorium, Multiplexes, Garments Manufacturing Unit, etc.
Thermal performance and strength
At 250C mean temperature thermal conductivity varies between 0.031W/mk and 0.036W.mk depending upon the density of the material.
Alfa panels do not contribute in any way to spreading of fire. It does not shrink, stretch or deform when exposed to fire. It does not cause smoke or any burning droplets in case of fire. It significantly contributes to improve fire safety.
Resistance to moisture
Water absorption by partial immersion: 0.5kg/m2. Water absorption by full immersion: 10% to 11.5% of weight (tests done as per BS2972)
To store for long duration, Alfa panels should be stored indoor. If stored outside, the panels should be stacked clear of ground and covered with a securely anchored weather proof sheet. The panels should not be left exposed to weather.
Alfa panels are not hazardous to health and do not contain asbestos.
Alfa panels are free from CFCs, HFCs and HCFs and contain phenol resins within the permissible limits.