Alpha Alumina Powder

Product Detail

Calcined a-Alumina parameter


Type	Specification	Chemical Composition				Physical Characteristics
		Al203      %	Na2O      %	SiO2      %	Fe2O3      %	a-Al203      %	True density      g/cm3	Primary      Particle      Size      µm	Specific      Surface      Area      ?/g	Mean      Particle      Size      D50, µm
Low Soda Calcined a-Alumina,Original Powder
ND-10	A5113	=99.5	0.10	0.03	0.02	95	3.95	1	2.2
ND--20	A6032	=99.6	0.07	0.03	0.02	96	3.96	3	1.2
ND--40	A7041	=99.6	0.05	0.03	0.02	97	3.97	4	1.0
Low Soda Calcined a-Alumina,Micropowder
ND--1G	A5113g1	=99.3	0.10	0.15	0.02	95	3.95	1	2.6	1.5±0.5
ND--3G	A6032g3	=99.5	0.07	0.13	0.02	96	3.96	3	1.8	3±0.5
ND--5G	A7042g5	=99.5	0.05	0.10	0.02	97	3.97	4	1.2	5±0.5
Main Purpose:    spark plug,  electronic substrate,    electric vacuum tubes, ceramic boby, etc.
Medium Soda Calcined a-Alumina,Original Powder
NDM--30	A3224	=99.5	0.18	0.03	0.02	93	3.93	2	3.5	-
ND-M-40	A5234	=99.5	0.15	0.03	0.02	95	3.95	3	3.5	-
Medium Soda Calcined a-Alumina,Micropowder
ND-M-3G	A3224g2	=99.2	0.18	0.15	0.03	93	3.93	2	3.5	3±0.5
ND-M-4G	A5234g4	=99.3	0.15	0.15	0.03	95	3.95	3	3.5	4±0.5
Main Purpose:ceramic    roller, high alumina ceramic ball and lining, Shaped and monolithic    refractories etc.
Ordinary Soda Calcined a-Alumina, Original Powder
AP-30	A3314	=99.5	0.28	0.03	0.02	93	3.93	1	3.5	-
AP-40	A5324	=99.5	0.25	0.03	0.02	95	3.95	2	3.5	-
Ordinary Soda Calcined a-Alumina, Micropowder
AP-1G	A3314gl	=99.0	0.28	0.2	0.02	93	3.93	1	3.5	1±0.5
AP-2G	A3314g2	=99.2	0.28	0.15	0.02	93	3.93	1	3.5	2±0.5
AP-3G	A3314g4	=99.3	0.25	0.1	0.02	95	3.95	2	3.5	4±0.5
Main Purpose:    refractory materials, lapping & polishing, chemical ball filler,etc.
Note: In addition to the above products, but also can    do R&D and production to provide a kind of products according to the    requirements of the customers.