High Temperature Calcined Alumina Powder (Alpha-Al2O3)

• Classification: Alumina
• Grade Standard: Industrial Grade
• Quality: First Class
• Model NO.: TCH-30, TCH-5H, TCH-003
• Size: 0.8-75um
• Density: 3.95g/Cc
• Transport Package: 25kg Bag
• Specification: SGS, ISO
• Trademark: ZALY, TCH
• Origin: Australia, China
• HS Code: 28182000
• Production Capacity: 3000 Ton/Month

Product Description

1. Technics: Calcined temperature beyond 1300C, the alumina powder be calcined without Boron, Ultimate crystal size 3-5um.

2. Application: TCH-1/TCH-2/TCH-3 is good for producing electronic alumina ceramic/wear resistant ceramic(alumina wear tile, alumina ceramic brick, alumina ball)/alumina ceramic substrate.

3. Payment Term: TT /LC AT sight.

4. Delivery time: Within 2 weeks to ship since the date we receive your deposit or L/C at sight.

5. AI2O3>99.7% Na2O <0.3% Fe2O3<0.024% SiO2<0.019% TiO2<0.008%.

6. Loss weight when burning<0.2% Density=3.96g/cm3 a-Al2O3>93%
Medium particle size(D50) 75um Ultimate crystal size 3-5um
BET specific surface area 1.0 m2/g

Calcined Alumina for Ceramics, Refractories and Thermally Conductive Materials
Specification
Main Application	Model	Al2O3	Na2O	Fe2O3	SiO2	TiO2	LOI	True Density	α-Al2O3	D50	Primary Particle Size
		≥ %	≤%	≤%	≤%	≤%	≤%	g/cm3	≥ %	um	um
Dry Pressing	TCH-101	99.4	0.3	0.02	0.018	0.01	0.2	3.93	94	75	2--3
Injection Moulding	TCH-213	99.5	0.25				0.15	3.95	94	75	3--4
Refractory Series	TCH-31	99.4	0.3				0.15	3.92	92	75	2--3
	TCH-33	99.4	0.25				0.15	3.95	92	45	2--3
	TCH-003	99.2	0.3				0.13	3.95	94	4	3--5
	TCH-35	99	0.25		0.02		0.2	3.9	90	45	3--5
Glaze Series	TCH-30	99.3	0.27		0.019		0.1	3.95	94	3~5	2--4
Reactive Series	TCH-5H	99.4	0.15		0.15		0.1	3.95	93	1
	TCH-6H	99.4	0.15		0.15		0.1	3.93	93	0.8
Low Soda Series	TCH-1	99.8	0.05		0.018		0.05	3.96	96	75	2--3
	TCH-2	99.7	0.15		0.018		0.1	3.96	95	80	2--3