Fire Brick For Fireplaces

vermiculite Fire Brick: For Hot face and Back-up Insulation up to 1100 degree celsius - details see: https://www.buildingsupplieshub.com/fire-brick-for-fireplaces-10067881

Type: Other Fireproofing Materials	Place of Origin: Hebei China (Mainland)	Brand Name: CHENXING	loss of ignition:#1025 ℃: 6.62%
linear change:12hx900 ℃: 2.2%	cold crushing strength:24hx110 ℃: 3.85MPa	cold crushing strength: 3hx800℃: 3.84MPa	Apparent Density: 375-900
Heat Conductivity: 0.11W/mk	Highest Working Temperature: 1100 degree celsius	Material: Vermiculite

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Vermiculite Fire brick is cutted or mould product of vermiculite board, it is a non-combustible board in which the unique cellular structure of vermiculite is maintained and controlled by a pre-treatment process. This gives excellent thermal insulation properties with dimensional stability at high temperatures.

Specification
Maximum service temperature			1100
Bulk Density,dry		KG/M³	600-1100(available range)
Cold crushing strength		Mpa	2.0-7.2
Modulus of rupture		Mpa	1.31-5.19
Linear reheat shinkage
12h # 900 degree celsius		%	<1.0
Thermal conductivity
Mean temp.	@200	W/(mxK)	0.15-0.18
	@400	W/(mxK)	0.17-0.20
	@600	W/(mxK)	0.19-0.22
	@800	W/(mxK)	0.20-0.23
Standard size and thickness		Thickness	20,30,35,40mm
		Length and width
		220x110mm,330x220mm,2100x900mm & 1000x610mm
		Other sizes are available upon request
Chemical Analysis		SiO2: 53.39%
		Al2O3: 11.22%
		Fe2O3: 3.41%
		TiO2: 0.73%
		CaO:1.53%
		MgO: 13.98%
		K2O:4.05%
		Na2O: 6.90%