Specifications
1. A1 Grade non-combustible fire rating.2. Environment friendly, non-toxic and zero radioactivity, non-asbestos.
Vermiculite Board
Vermiculite boards are mainly made of expanded vermiculite and certain proportion of inorganic
binder through the hot or cold pressing. It has the characteristics of high temperature resistant,
fireproof, heat insulation, sound-absorbing, free of harmful substances and environment friendly
etc. Its’ non-combustible fire rating is A1 Grade.
Technical Date:
1. Combustion Performance: A1 grade( the highest standards);
2. Smoke toxicity levels: Security level 1(AQ1 grade, the highest standards);
3. Hygroscopicity:≤4.9%(Detecing conditions: temperature 26°c,humidity 70%,144h);
4. Sound insulation:40dB
5. Noise reduction coefficient:0.46
6. Thermal conductivity:0.094W/(m.k)