Product Details

Refractory Fire Clay Bricks Factory

$China High temprature insulation Fireclay Refractory brick$

Product Description

Chemical and Physical Properties		LQHAB70		LQHAB 60		LQHAB 50		LQHAB 80
Chemical and Physical Properties		Spec	Typical	Spec	Typical	Spec	Typical	Spec	Typical
Chemical Analysis (%)	Al2O3	70≤	73	60≤	63	50≤	52	80≤	83
Chemical Analysis (%)	Fe2O3	2.0≥	1.5	2.0≥	1.5	2.0≥	1.6	2.0≥	1.5
Refractoriness (SK)		38≤	38	37≤	37	36≤	36	39≤	39
Bulk Density		2.30≤	2.58	2.20≤	2.48	2.10≤	2.38	2.40≤	2.42
Apparent Porosity (%)		23≥	20	23≥	20	23≥	20	23≥	20
Cold Crushing Strength		400≤	550	400≤	500	300≤	450	400≤	550
at 1500°C × 2Hrs		400≤	550	400≤	500	300≤	450	400≤	550
Refractoriness under Load		-	1,580	-	1,500	-	1470	-	1650