TRL CRAL 10P

FURMATS offer Fired Alumina – Chrome – Zirconia Brick including TRL CRAL 10P

PRODUCT DESCRIPTION

Fired Alumina – Chrome – Zirconia Brick

CONTROL PROPERTIES

CONTROL PROPERTIES
CONTROL PROPERTIES
CHEMICAL ANALYSIS (Calcined Basis)	UNIT by wt	VALUE		TEST METHOD

		Typical	Limit
Al₂O₃	%	85.5	≥ 82.0	By XRF
Fe₂O₃	%	0.41	≤ 1.0
Cr₂O₃	%	9.5	≥ 9.0
PHYSICAL PROPERTIES	UNIT
PHYSICAL PROPERTIES	UNIT
Bulk Density	Kg/m³	3250	≥ 3200 for length ≤ 230 mm	ISO 5017 : 1998
		3200	≥ 3150 for length ≤ 350 mm
		3050	≥ 3000 for length ≤ 400 mm & Complex Shape
App. porosity	Vol.%	16.7	≤ 18.0 for length ≤ 230 mm	ISO 5017 : 1998
		18.3	≤ 20.0 for length ≤ 350 mm
		19.8	≤ 22.0 for length ≤ 400 mm & Complex Shape
CCS	N/mm²	72	≥ 60.0 for length ≤ 230 mm	ISO 10059-2 : 2003
		60	≥ 50.0 for length ≤ 350 mm
		55	≥ 45.0 for length ≤ 400 mm & Complex Shape
SUPPLEMENTARY PROPERTIES (FOR INFORMATION ONLY)
SUPPLEMENTARY PROPERTIES (FOR INFORMATION ONLY)
PLC, 1550°C/2hrs, Min/Max	%	0.07	± 0.15	ISO 2478 : 1987
PLC, 1550°C/2hrs, Min/Max	%	0.07	± 0.15	(Volumetric Method)
RUL(ta)	°C	1740	≥ 1700	IS 1528 (Part 2) : 2003
RTE at 1100°C	%	0.68	≤ 0.8	IS 1528 (Part 19) : 1991
INFORMATIVE PROPERTIES
INFORMATIVE PROPERTIES
Thermal Conductivity	W/mK	3.00 (at 400°C)		Cu calorimetric method
		2.90 (at 800°C)		with single brick
		2.80 (at 1000°C)
Control Dimensions		AQL 6.5% for critical dimensions (ISO 5022 Table – 3)
Sampling/Acceptance		ISO 5022, Table 4 or Table 10(AQL4%)
Shelf Life		36 months from the date of manufacture when stored under shed & free from moisture.
Shelf Life

Note: 1) The typical technical data shown are based on average results on production samples and are subjected to normal variation on individual tests. Hence, it cannot be taken as specification.

2) The above specification is valid for solid pressed standard items only.