High Purity Alpha Alumina Powder Al2O3

• CAS No.: 1344-28-1
• Formula: Al2O3
• EINECS: 215-691-6
• Classification: Alumina
• Grade Standard: Industrial Grade
• Kind: Amphoteric Oxide
• Quality: First Class
• Raw Material Origin: Australia
• Certifications: SGS, ISO
• Purity: 99% Min
• Supply Ability: 3000 Tons Each Month
• Color: White
• Particle Size: 1-75 Micron
• Transport Package: 25 Kg Bag, 1000kg Jumbo Bag
• Specification: ISO, SGS
• Trademark: ZALY
• Origin: Lianyungang, Jiangsu, China
• HS Code: 28182000
• Production Capacity: 3000 Metric Ton/Metric Tons Per Month

Product Description

1. Fine calcined alumina powder
2. 99.5% min
3. SGS, ISO certified
4. Size: 1um-75um
5. Use: Ceramic, refractories, glazing, polishing
6. Australia originated raw material
7. Low water absorption rate
8. 95% min alpha conversion rate

Fine calcined alumina powder 99%

1. Mainly used in ceramic producing, refractories, glazing, polishing etc.

2. Produced by the general international law of Bayer, boron free rotary kiln calcined

3. In addition to sodium washed by water, greatly improving the product quality, purity and stability, and the bulk density of ceramic products, mohs hardness and ability to withstand voltage, etc.
 

Application	Model	Al2O3	Na2O	Fe2O3	SiO2	TiO2	LOI	True Density	a-Al2O3	D50	Particle Size	Specific Surface
	Unit	≥ %	≤ %	≤ %	≤ %	≤ %	≤ %	g/m3	≥ %	um	um	m2/g
Dry pressing/CIP series	TCH-101	99.7	0.08	0.02	0.018	0.006	0.15	3.96	96	75	2--3	0.6-0.8
	TCH-102	99.6	0.1	0.02	0.018	0.006	0.15	3.95	95	75	2--3	0.6-0.8
	TCH-103	99.5	0.2	0.02	0.018	0.006	0.2	3.95	95	75	2--3	0.8-1.0
	TCH-105	99.4	0.3	0.02	0.018	0.006	0.2	3.93	93	75	2--3	0.8-1.0
Injection moulding	TCH-213	99.5	0.15	0.02	0.018	0.006	0.15	3.95	95	75	3--4	0.5-0.6
	TCH-211	99.7	0.1	0.02	0.018	0.006	0.1	3.96	96	75	3--5	0.5-0.6
Refractory series	TCH-31	99.4	0.3	0.02	0.018	0.006	0.15	3.92	90	75	2--3	0.1-0.8
	TCH-30	99.5	0.25	0.02	0.019	0.008	0.1	3.95	95	3	2--4	1.0-1.2
	TCH-33	99.4	0.3	0.02	0.018	0.006	0.15	3.95	95	43	2--3	0.9-1.0
	TCH-003	99.4	0.3	0.02	0.018	0.006	0.13	3.95	95	4	3--5	1.0-1.2
	TCH-35	99	0.3	0.02	0.02	0.006	0.2	3.9	90	43	3--5	0.9-1.0
Active A-Al2o3	TCH-5H	99.8	0.15	0.02	0.15			3.95	95	1
	TCH-5L	99.6	0.15	0.02	0.15			3.93	93	0.8
Polishing series	TCH-61	99.5	0.1	0.1-0.2	0.18-2			3.95	95	40-60
	TCH-62	99.6	0.1	0.1-0.2	0.18-2			3.95	95	4--5
	TCH-63	99.4	0.1	0.05-0.6	0.18-0.2			3.97	95	4--5
Glazing series	TCH-7	99.6	0.2	0.02	0.018			3.95	95	55
	TCH-703	99.6	0.2	0.02	0.018			3.95	95	15
	TCH-713	99.6	0.2	0.02	0.018			3.95	95	4