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)
?
?