40%-45% Alumina Brick

Model:	40%-45%
Brand:	King Way
Origin:	Made In China
Category:	Metallurgy , Mining & Energy / Metallurgy & Mining / Non-metallic Mineral Products
Label:	alumina brick , refractory brick , firebrick
Price:	US $1 / pc
Min. Order:	2000 pc

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Product Description

40-45% Alumina Bricks
PRODUCT:	AC 40		AC 40 S		AC 45		AC 45 S		AC 42 D
TYPE:	40% Alumina Bricks		40% Alumina Bricks		45% Alumina Bricks		45% Alumina Bricks		42% Alumina Bricks

NATURE OF BOND:	CERAMIC		CERAMIC		CERAMIC		CERAMIC		CERAMIC
SHAPING:	DRY PRESSED		DRY PRESSED		DRY PRESSED		DRY PRESSED		DRY PRESSED

GENERAL PROPERTIES
RAW MATERIAL BASE:	BRICK GROG		BRICK GROG		BRICK GROG		CALCINED CLAY		CALCINED CLAY
			CALCINED CLAY		CALCINED BAUXITE
MAX.SERVICE TEMP:	1400 °C		1450 °C		1400 °C		1450 °C		1480 °C
REVERSIBLE TH. EXP.	0.55%at 1000 °C		0.55%at 1000 °C		0.55%at 1000 °C		0.55%at 1000 °C		0.55%at 1000 °C

CHEMICAL ANALYSIS, %	TY	SPE	TY	SPE	TY	SPE	TY	SPE	TY	SPE
Al₂O₃	41.00	40.00min	41.00	40min	46.00	45.00min	46.00	45min	45.00	42.00min
SiO₂	52.70	-	53.50	-	47.00	-	48.60	-	50.60	-
Fe₂O₃	2.80	3.00max	2.10	2.2max	3.00	3.50max	1.85	2.00max	1.25	1.50max
Tio₂	2.90	-	2.80	-	3.20	-	3.00	-	2.60	-
Cao	0.30	-	0.30	-	0.50	-	0.30	-	0.20	-
P₂O₅	-	-	-	-	-	-	-	-	-	-

PHYSICAL PROPERTIES	TY	SPE	TY	SPE	TY	SPE	TY	SPE	TY	SPE
Bulk density, g/cc	2.28	2.20	2.22	2.20	2.28	2.25 min	2.28	2.25min	2.32	2.30min
APPARENT POROSITY,%	21.00	22max	20.00	22max	20.00	22 max	18.00	21 max	15.00	16 max
COLD CRUSHING STRENGTH, kg/cm²	370	350min	390	350min	450	400 min	380	350 min	650	600 min

THERMAL PROPERTIES
	TY	SPE	TY	SPE	TY	SPE	TY	SPE	TY	SPE
Refractoriness, Orton/ ° C	32/1717	32/1717	33/1743	33/1743	32(1/2)/1724	32/1717	33/1743	33/1743	+34/1763	34/1763
		min		min		min		min		min
RUL,Ta°C at 2 kg/cm² Load	1420	1400min	1450	1450min	1420	1400min	1460	1450min	1490	1480min
PLC,%
after heating at 1350°C/3 hrs	-	-	-	-	-	-	-	-	-	-
after heating at 1400 °C/3 hrs	-0.30	±0.80 max	-	-	-0.55	±1.00max	-	-	-	-
after heating at 1450 ° C /3hrs	-	-	-0.45	±0.60max	-	-	-0.55	±0.80max	-0.13	±0.20max
after heating at 1500 °C/2 hrs	-	-	-	-	-	-	-	-	-	-
after heating at 1550 °C/2 hrs	-	-	-	-	-	-	-	-	-	-
after heating at 1600 °C/2 hrs	-	-	-	-	-	-	-	-	-	-
Thermal Conductivity,Kcal/m /hr/°C
At 400 ° C HF	0.82	-	0.80	-	0.91	-	0.90	-	0.93	-
At 600 ° C HF	0.86	-	0.85	-	0.94	-	0.93	-	0.96	-
At 800 ° C HF	0.89	-	0.88	-	0.97	-	0.97	-	0.98	-

SIZE TOLERANCE:	±1.5% or ±2mm		±1.5% or ±2mm		±1.5% or ±2mm		±1.5% or ±2mm		±1.5% or ±2mm