Refractory liner and positions with harsh using environment, high strength demand, flushing and corrosion of industrial furnace equipment;

Under furnace wall of heating furnace and soaking furnace, fire barrier beam, screw-down position and furnace bottom;

The burner brick and sintering lighter of industrial furnace;

Roasting equipment and fusion equipment for smelting nonferrous metals such as copper and nickel.

Model	% Chemical composition		℃ Maximum service temperature	℃Refractoriness	g/cm3 Bulk density	1Reheat linear change of 1400℃	Crushing strength
	Al2O3	CaO					110℃×24h	1400℃×3h
ULC-60	≥60	≤1.5	1550	1750	2.5	±0.5	≥12	≥60
ULC-80	≥80	≤1.5	1600	1750	2.7	±0.5	≥12	≥65
ULC-90	≥90	≤1.5	1700	1790	3.0	±0.5	≥15	≥75
NLC-65	≥65	－	1580	1790	2.6	±0.5	≥10	≥60
NLC-82	≥82	－	1650	1790	2.7	±0.5	≥12	≥70
NLC-92	≥92	－	1700	1800	3.2	±0.5	≥15	≥80