Vermiculite Passive Fire Protection Board for Wood Stoves

Vermiculite Passive Fire Protection Board for Wood Stoves   Vermiculite fireproof brick/board is made from expanded vermiculite, which is a scarce mineral resource with good insulation performance and fireproof feature. Hebei Color Seanson Metal and Mineral Export & import Ltd established its wholly subsidairy manufactory in 2005, specialized in vermiculite bricks producing and supplying. With advance technology and equipments invested, the top quality of vermiculite boards are produced.   Features of vermiculite boards:

Bulk density	0.4-0.5g/cm3	0.6-0.9g/cm3	1.0-1.2g/cm3
fire resistant temperature	1000 degree	1100 degree	1200 degree
Colding strength	1.5-2.5Mpa	3-6.5Mpa	7-11Mpa

Thermal insulation

Density	0.4-0.5g/cm3	0.6-0.9g/cm3	1.0-1.2g/cm3
W/mk(200-800℃)	0.09-0.17	0.13-0.2	0.15-0.24

Chemical content

Chemical	SiO2	Al2O3	Fe2O3	TiO2	MgO	CaO	K2O	Na2O
Percentage	41	13	4	1	24	1	9	0.6

  Heat retaining performance Linear reheat shrinkage: <1% @900 degree celcius Loss on ignition: <6.5%   Applying field: Wood stoves for interior warmth Electronic heating furnace Pizza Ovens Electrorytic aluminum tank     Factory Photos   Certificates