Integral casting and packing of horizontal water pipe, longitudinal water pipe and standing water pipe of steel rolling heating furnace;

Protection pipe of induction furnace and industrial boiler;

Other narrow positions with complex shape of industrial furnace in which it is difficult to set up mould for construction.

Model	Al2O3%	℃ Maximum service temperature	℃Refractoriness	g/cm3 Bulk density	%  Reheat linear change of 1400℃	MPa Crushing strength
						110℃×24h	1400℃×3h
SF-L60	≥60	1450	1650	2.40	±0.5	≥30	≥50
SF-L65	≥65	1500	1700	2.40	±0.5	≥30	≥60
SF-L70	≥70	1600	1700	2.45	±0.5	≥30	≥65
SF-M65	≥65	1550	1700	2.40	±0.5	≥30	≥60
SF-A80	≥80	1700	1750	2.60	±0.5	≥30	≥70
SF-A90	≥90	1800	1790	3.00	±0.5	≥30	≥70