High Alumina Bricks, For Construction, Shape : Oval, Square, Rounded

Product Details

The technical data pertains to machine pressed standard bricks in compliance with the testing standard. These data are typical approximate guide value. Not to be construed as a binding specification.
Size tolerance ±1.% or 1.5mm whichever is greater.
Bricks with properties of higher values available where applications require the same.
The Different types of High Alumina Bricks have been mentioned further with different laboratory details.

AI₂O₃% min	Fe₂O₃% min	PCE O.C	B.D. Gm/cc	AP% Max.	CCS kg/cm²	R.U.L Ta.C min	PLC% max AT/2hrs	Characteristics & Users	-
Crown-30	30	2.5	30	2	25	200	1300	1350±1.0	General Purpose medium head duty bricks
Crown-40	40	2.5	32	2.05	25	200	1400	1400±1.0	General Purpose High heat duty bricks
Crown-GH	36	2.5	31	2	24	200	1400	1400±0.5	Fireclay blocks/bricks glass melting furnace
Crown-42D	43	2	32	2.25	19	400	1430	1400±0.5	General Purpose coke over,blast furnace
Crown-45	45	2.5	34	2.25	23	300	1450	1450±1.0	Super duty bricks for general Purpose
Crown-45D	45	1.5	33	2.3	20	450	1470	1480±0.5	General Purpose Coke over, blast furnace
Crown50B	50	2.5	35	2.3	22	350	1430	1450±1.0	Suitable for burning zone of cement rotary kiln,ladle lining
Crown-60B	60	3	36	2.5	23	350	1430	1600±1.0	Suitable for burning zone of cement rotary kiln,ladle lining
Crown-62D	62	1.2	-	2.55	16	650	1580	1600±0.3	Blast furnace, coke over, calcination & ceramic industry
Crown-70B	70	3	36	2.65	23	400	1470	1600±0.3	Suitable for burning zone of cement rotary kiln,ladle lining
Crown-70L	70	2.5	36	2.65	22	450	1450	1600±0.3	Suitable for burning zone of cement rotary kiln,ladle lining
Crown-70SD	70	1.5	37	2.65	22	450	1550	1600±0.5	Dense,suitable for reducing atmosphere of rotary kiln and glass industry
Crown-80B	80	3.5	36	2.75	23	400	1500	1600±1.0	Special application in refineries petrochemicals etc.
Crown-80SD	80	1.6	37	2.75	19	700	1580	1600±1.0	Special application in refineries petrochemicals,Steel ladles etc.
Crown-SMT	56	1.5	36	2.35	21	450	1500	1500±0.5	For glass tank furnace, blast furnace, stove checker.
Crown-90S	90	1	-	3	16	900	1720	1700±0.1	Blast furnace hearth