China Good quality Calcined Alumina For Refractories - Calcined Alumina (RA) Series for Refractory Materials – Yufa factory and suppliers

Good quality Calcined Alumina For Refractories - Calcined Alumina (RA) Series for Refractory Materials – Yufa

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Good quality Calcined Alumina For Refractories - Calcined Alumina (RA) Series for Refractory Materials – Yufa Detail:

Applications

RA 用途

Model No.	Chemical Composition(%)					True density	Apparent density	Grain size	+325 mesh	Original Crystal	Water Absorption	Features	Recommended Applications
Model No.	Al2O3 ≥%	SiO2 ≤%	Fe2O3 ≤%	Na2O ≤%	LOI ≤%	g/cm3 ≥	g/cm3 ＞	d50 (μm)	＜%	d50(μm)	%	Features	Recommended Applications
RA1G	99.5	0.15	0.04	0.10	0.15	3.92	0.7	1.5-2.2	1	~1.0		1. Fully grinding 2. Low sodium 3. Small primary crystal size 4. Good particle size distribution 5. High activity	Used to produce various high-end refractory materials
RA2GL	99.5	0.15	0.04	0.10	0.15	3.94	0.7	2.3-2.7	1	~2.3		1. Fully grinding 2. Low sodium 3. Small primary crystal size 4. Good particle size distribution 5. High activity
RA2G	99.5	0.15	0.05	0.15	0.1	3.95	0.85	3.0-3.6	2	2.5-3.0		1. Fully grinding 2. Low sodium 3. Small primary crystal size 4. Reasonable particle size distribution 5. Certain activity
RA3GD	99.5	0.08	0.04	0.10	0.1	3.95	0.83	4.0-5.0	2	4.0-4.5		1. Grinding, low sodium 2. High calcination temperature 3. Moderate primary crystal size 4. Good fluidity 5. Large bulk density
RA3G	99.5	0.15	0.05	0.25	0.1	3.93	0.83	4.0-5.0	3	4.0-4.5	T18-22	1. Grinding 2. Medium sodium 3. High calcination temperature 4. Moderate primary crystal size 5. Good fluidity 6. Large bulk density
RA5G	99.5	0.15	0.05	0.25	0.1	3.93	0.85	5.6-6.6	3	5.0-6.0		1. Grinding 2. Medium sodium 3. High calcination temperature 4. Large primary crystal size 5. Good fluidity 6. Large bulk density

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