Spray Dried Alumina Powder for Making Ceramics

• Classification: Alumina
• Grade Standard: Industrial Grade
• Kind: Amphoteric Oxide
• Model NO.: A92, A95, A97, A99
• Quality: First Class
• Size: 45-325 Mesh
• Density: 3.65g/Cc
• Shrinkage: 16-18%
• Sintering Temperature: 1550-1650 C
• Transport Package: 25kg Bag
• Specification: SGS. ISO
• Trademark: TCH, ZALY
• Origin: China
• HS Code: 28182000
• Production Capacity: 5000 Mt/Year

Product Description

Alumina Spray Prilling Powder

Raw Material Origin: Australia

Appilication
Used for high temperature electronic ceramics, wear-resisting ceramics, electronic substrate, resistance, finalized and non-finalized refractories.
 

Indicators	Unit	A90	A92	A95	A97	A99
Al2O3 ≥	%	90	92	95	97	99
Fe2O3 ≤	%	0.1	0.1	0.1	0.1	0.05
Na2O ≤	%	0.2	0.2	0.1	0.1	0.1
Moisture ≤	%	0.3	0.3	0.3	0.3	0.3
Stacking Density	g/m3	1--1.2	1--1.2	1--1.2	1--1.2	1--1.2
Partical Size	Mesh	40--300	40--300	40--300	40--300	40--300
Sintering Temperature	0C	1530	1550	1590	1630	1650
Sintering Density	g/m3	3.55	3.6	3.65	3.7	3.85
Soaking Time	h	2	2	2	2	2
Average Shrinkage	%	16--18	16--18	16--18