95% 99% Ready to Press Alumina Granule for Making Ceramics

• Classification: Alumina
• Grade Standard: Industrial Grade
• Kind: Amphoteric Oxide
• Model NO.: A92, A95, A97, A99
• Quality: First Class
• Color: White
• Powder Size: 40-300mesh
• Density: 3.62-3.68g/Cc
• Shrinkage: 16-18%
• Transport Package: 25kg Bag
• Specification: SGS
• Trademark: TCH, ZALY
• Origin: China
• HS Code: 281820
• Production Capacity: 2000 Ton/Year

Product Description

Alumina Spray Prilling Powder
Ready to press Alumina Ceramic Powder
Purity from 92% to 99%
Raw Material Origin: Australia
Stably Quanlity Control
Alumina Spray Prilling Powder

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