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Low Cement Castables

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Product Description

We offer Low Cement Castables. We offer a series of castables for different applications. These are packaged materials containing appropriately proportioned binders and graded aggregates for achieving desired properties. They will produce refractory concrete when mixed with water.

Specifications:

Technical Specification of Low Cement Castables
Properties		LC-45	LC-60	LC-70	LC-90
Max. Service Temp.Â°C		1400	1550	1600	1750
Grading (mm)		0-4	0-4	0-4	0-5
Water required in (%)		5-6	6-6.3	5-6	5-6
Setting		Chemical/ Hydraulic	Chemical/ Hydraulic	Chemical/ Hydraulic	Chemical/ Hydraulic
AL2O3 % >		45	60	70	90
Fe2O3 % <		1	1.5	1.5	1.5
CaO Max.		2.5	2.5	2.5	2
B.D. gm/cc. Min Air dried 110Â°C/24 hrs. on Vibrocast Block		2.25	2.45	2.7	2.85
C.C.S. kg/cm2>
On drying at after firing	110Â°C/24 hrs. 1200Â°C/3 hrs. 1400Â°C/3 hrs. 1500Â°C/3 hrs.	500	550	600	650
		650	600	600	800
		1000	1000	1000	1000
		-	1000	1000	1100
at 1400Â°C/2 hrs.		0.3	-	-	-
at 1500Â°C/2 hrs		-	0.5	+0.8 (1550Â°C)	+1.5 (1550Â°C)
at 1500Â°C/2 hrs		-	0.5	+0.8 (1550Â°C)	+1.5 (1550Â°C)	Application : Cooler & Discharge end of Rotary Kilns.	various	various	various

Note:

The above data relates to standard sized, machine pressed bricks only.For bigger & pneumatically rammed shapes, results may vary. General size tolerance will be 1.5 or 2mm whichever is greater.

Technical Specification of Low Cement Castables
Properties		LC-45	LC-60	LC-70	LC-90
Max. Service Temp.Â°C		1400	1550	1600	1750
Grading (mm)		0-4	0-4	0-4	0-5
Water required in (%)		5-6	6-6.3	5-6	5-6
Setting		Chemical/ Hydraulic	Chemical/ Hydraulic	Chemical/ Hydraulic	Chemical/ Hydraulic
AL2O3 % >		45	60	70	90
Fe2O3 % <		1	1.5	1.5	1.5
CaO Max.		2.5	2.5	2.5	2
B.D. gm/cc. Min Air dried 110Â°C/24 hrs. on Vibrocast Block		2.25	2.45	2.7	2.85
C.C.S. kg/cm2>
On drying at after firing	110Â°C/24 hrs. 1200Â°C/3 hrs. 1400Â°C/3 hrs. 1500Â°C/3 hrs.	500	550	600	650
		650	600	600	800
		1000	1000	1000	1000
		-	1000	1000	1100
at 1400Â°C/2 hrs.		0.3	-	-	-
at 1500Â°C/2 hrs		-	0.5	+0.8 (1550Â°C)	+1.5 (1550Â°C)
at 1500Â°C/2 hrs		-	0.5	+0.8 (1550Â°C)	+1.5 (1550Â°C)	Application : Cooler & Discharge end of Rotary Kilns.	various	various	various

Note:

The above data relates to standard sized, machine pressed bricks only.For bigger & pneumatically rammed shapes, results may vary. General size tolerance will be 1.5 or 2mm whichever is greater.