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KERATECH

Refractory materials

Insulation materials

mineral fiber board KERATECH

Mineral fiber board KERATECH

A plate made of stone wool, organic tarlinked, water repelling around capacity.

Plates are used as back insulation, has an excellent insulating properties and low cost.

Properties	Unit	40	60	80	100	120	150
Max use temperature	°C	250	350	550	650	750	750
Sizes	mm	1 000 x 500 x thickness 40-180
Average capacity weight	kg/m^-3	40	60	80	100	120	150
Melting Point	°C	>1 000
Specific heat	J/kg K	840
Chem. analys	(%)
SiO2		44
CaO		19
Al2O3		13
MgO		11
Fe2O3		8
Thermal Conductivity	W.m^-1K^-1
25°C		0,038	0,036	0,035	0,037	0,039	0,041
50°C		0,04	0,04	0,039	0,039	0,04	0,042
100°C		0,053	0,053	0,053	0,051	0,05	0,051
150°C		0,064	0,064	0,064	0,061	0,059	0,058
200°C		0,078	0,078	0,078	0,073	0,069	0,067
250°C		-	0,102	0,095	0,088	0,083	0,078
300°C		-	-	0,119	0,106	0,098	0,092