noncombustible wall board expanded perlite mgo board low price

   Product Description 1, raw material or process expanded perlite 2, feature Heat and sound Insulation High strength Excellent chemical stability Light volume weight Low thermal conductivity Good insulation performance  3,data

Size	0.15mm-1.18mm	2mm-3mm
Component Content	SiO2	69-72%
	AL2O3	12-18%
	K2O	3-4.5%
	Na2O	3-4.5%
	CaO	0.1-0.2%
	MgO	0.2-0.5%
Bulk Density	255 Kg/m3
Heat Conductivity	0.076w/m
Moisture Content	<5%
Service Temperature	-40-600°C

4, application   a.Widely applied in thermal insulation of building wall and roof; b.Thermal insulation layer of kinds of industrial equipment and pipelines; c.Inwall of kinds of cryogenic and refrigerator project; d.Soilless culture, soil improvement and preservation of moisture and fertility of agriculture and horticulture; e.Widely applied in industries of petroleum, chemical, power, construction, metallurgy, etc.