Actived Alumina Powder Tch-5h for Refractory Castables

• Classification: Alumina
• Grade Standard: Industrial Grade
• Kind: Amphoteric Oxide
• Quality: First Class
• Particle Size: 1um
• Model: Tch-5h
• Model NO.: TCH-5H
• Application: Refractory
• Transport Package: Normal Packing
• Specification: SGS
• Trademark: TCH
• Origin: China
• HS Code: 281820000
• Production Capacity: 3000tons Per Month

Product Description

Active alumina powder TCH-5H for  refractory castables

ZALY'S active alumina powder ,used  Ultra-low temperature transformation calcining process,property is:

1: Good chemical activity

2:Fine particle size 

3: Low water absorption

4: Good fluidity

Application:Suitable for  iron trough castable, overall ladle injection materials, pouring burning layer is very dense, anti-permeability is better, erosion rate is low.

 

TT	TARGET	UNIT	REQUIRE
I .CHEMICAL %
1	Al2O3 (α- Al2O3 >95%)	%	99
2	SiO2	%	<0,15
3	Na2O	%	<0,25
4	Fe2O3	%	<0,05
II. PARTICLE SIZE <1µm		%	>95
III. DENSITY		G/CM^3	3,9
IV. MOISTURE		%	<0.1

 

Brand	AI2O3    ≥ %	Na2O   ≤ %	Fe2O3   ≤ %	SiO2   ≤ %	TiO2   ≤ %	Density   g/cm3	a-AI2O3   ≥ %	Medium  Particle  size	BET   m2/g
TCH-101	99.70	0.10	0.02	0.018	0.006	3.96	96	75	0.6-0.8
TCH-102	99.60	0.10	0.02	0.018	0.006	3.95	95	75	0.6-0.8
TCH-103	99.50	0.20	0.02	0.018	0.006	3.95	95	75	0.8-1.0
TCH-105	99.40	0.30	0.02	0.018	0.006	3.93	93	75	0.8-1.0
TCH-31	99.4	0.30	0.02	0.018	0.006	3.92	90	75	0.1-0.8
TCH-30	99.5	0.25	0.02	0.019	0.008	3.95	95	3	1.0-1.2
TCH-33	99.4	0.30	0.02	0.018	0.006	3.95	95	10	0.9-1.0
TCH-003	99.4	0.30	0.02	0.018	0.006	3.95	95	4	1.0
TCH-35	99.0	0.30	0.02	0.020	0.006	3.90	90	10	0.9-1.