Pink Color 95% Spray Dried Alumina Powder for Ceramic Craft

• Classification: Alumina
• Grade Standard: Industrial Grade
• Kind: Amphoteric Oxide
• Quality: First Class
• Grain Size: 45-325 Mesh
• Shrinkage: 16-18%
• Model NO.: A95, A92, A99, A97
• Color: White, Pink, Ivory
• Density: 3.62g/Cc
• Moisture: 0.3%
• Transport Package: 25kg Bag
• Specification: SGS. ISO
• Trademark: TCH, ZALY
• Origin: China
• HS Code: 28182000
• Production Capacity: 3000 Ton/Year

Product Description

This product is refined from high purity Calcined Alumina Powder by grinding, pulping, spraying, drying. With reasonable particle size, moderate strength, good fluidity, low sintering temperature, easy demoulding. The ceramic made from this material enjoys the advantage of high strength, white and smooth surface, and high density.

Indicators	Units	A90	A92	A95	A97	A99
Al2O3	%	90	92	95	97	99
Fe2O3  ≤	%	0.1	0.10	0.1	0.1	0.05
Moisture	%	0.3	0.3	0.3	0.3	0.3
Stacking  Density	g/c  m3	1-1.2	1-1.2	1-1.2	1-1.2	1-1.2
Particle  size	Mesh	40~300	40~300	40~300	40~300	40~300
Sintering  temperature	° C	1530	1550	1590	1630	1650
Sintering  density	g/c  m3	3.50	3.62	3.65	3.70	3.85
Soaking  time	h	2	2	2	2	2
Na2O≤	%	0.2	0.2	0.2	0.2	0.2
Average  shrinkage	%	16-18	16-18	16-18	16-18	16-18
The  color  of  Ceramic		White	White	White	White	White