INNOVACERA® High Purity Alumina Grinding Balls

Alumina Ceramic Features:
• High hardness, up to 1800HV10, high mechanical strength.
• Fine crystallization, composed of high density and multiple crystals, with excellent wear resistance.
• Stable chemical properties, good acid and alkali corrosion resistance.
• 99.99% high purity, without any other components except aluminum oxide, suitable for processing high-purity materials.

Alumina Ceramic Ball Application:
• Manufacturing materials for electronic components such as dielectrics, piezoelectric materials, and magnetic materials: manufacturing of rare earth fluorescent materials;
• Particle size control of lithium battery electrode materials;
• Grinding powder, CMP abrasive particles;
• Manufacturing of advanced pigments, oils, and other materials;
• Manufacturing of pharmaceutical, pesticide, antibacterial materials, and powdered food materials;
• Manufacturing of high-performance ceramic materials.

Properties	Units	Value
Purity	%	99.99
Density	g/cm3	3.86
HV Hardness (HV)	Gpa	17.2
Bending Strength	Kgf/Mz	60
Thermal Expansion Coefficient	1/℃	8×10-6
Thermal Conductivity	W/m.k	37
Resistance	Ohm. cm	>105
Wear and Tear	PPM/H	176

ITEM	Size(mm)
99.99 Alumina Grinding Balls	0.2-0.3
99.99 Alumina Grinding Balls	0.3-0.4
99.99 Alumina Grinding Balls	0.4-0.6
99.99 Alumina Grinding Balls	0.6-0.8
99.99 Alumina Grinding Balls	0.8-1.0
99.99 Alumina Grinding Balls	1.0-1.2
99.99 Alumina Grinding Balls	1.2-1.5
99.99 Alumina Grinding Balls	1.5-2.0
99.99 Alumina Grinding Balls	2.0-2.5
99.99 Alumina Grinding Balls	2.5-3.0
99.99 Alumina Grinding Balls	3.0-4.0
99.99 Alumina Grinding Balls	4.0-5.0
99.99 Alumina Grinding Balls	5.0-6.0
99.99 Alumina Grinding Balls	7.0-9.0
99.99 Alumina Grinding Balls	9.0-11.0