low cement castable

Low-cement castable is developed by combinding blinder and high efficient additive. It is noted for high density, high strength,

Low-cement castable is developed by combinding blinder and high efficient additive. It is noted for high density, high strength, good quality under high temperature, good erosion resistance and good thermal shock resistance. It can used in heating furnace, electric stove and converter.

Main Properties:

Index		Item
		DL50	DL60	DL70	DL80	DL90
Al2O3,%≥		50	60	65	70	90
CaO,%≤		2.5	2.2	2.0	2.0	1.8
Bulk density,g/cm3≥		2.35	2.45	2.50	2.60	2.95
C.C.S,Mpa≥	110 Deg.C x24h	20	25	30	30	40
	1000Deg.Cx3h	45	50	55	55	65
	1400Deg.Cx3h	60	65	70	70	80
Liner change after heating,%	1400Deg.Cx3h	±0.5	±0.4	±0.4	±0.3	±0.4
Max service temperature,Deg.C		1400	1450	1500	1550	1650
Water quantity of using,%		6~7.5	6~7.5	6~7.5	6~6.5	6~6.5

low cement castable