alumina for led phosphor powder

Model:	-
Brand:	ys
Origin:	Made In China
Category:	Chemicals / Inorganic Chemical Materials / Oxide
Label:	alumina , led alumina powder , alumina oxide
Price:	-
Min. Order:	-

Inquire Now

Product Description

The basic material of alumina used for LED phosphor is purity alumina and the luminous intensity and quality of LED phosphor powder is directly affected by the alumina purity, grain size, grain size distribution, crystal type, crystal appearance etc.

The high purity Alumina produced by our self-owned purification technology has the advantages of high purity, good grain size distribution, excellent crystal type and appearance, stable property. Besides, the batch stability is also very good.Product specification as belows

Alumina For LED Phosphor Powder Specification
Item	Unit	Type
		α-Al2O3	Al(OH)3
		YS-6	YS-7
Appearance	%	White Powder	White Powder
Al2O3 Content	%	≥99.99	≥99.99
Na	ppm	≤30	≤30
Fe	ppm	≤8	≤8
Ca	ppm	≤2	≤2
Si	ppm	≤20	≤20
Cu	ppm	≤1	≤2
Mg	ppm	≤1	≤2
Ti	ppm	≤1	≤2
Cr	ppm	≤1	≤2
D50	um	0.6～30	1～30
Apparent Density	g/cm3	0.3～0.5	0.3～0.6
Specific Surface	m2/g	2～10	/
Sintered Density	g/cm3	/	/
Application		Special Ceramics,Energy Saving Light,PDP Phosphor Powder Special Material	Resin Filler,Special Material,Catalytic carrier