Alumina ceramic grinding ball

1.Material:Alumina ceramic 2.Vickers Hardness:1250~1300 3.Wear Rate:0.22~0.6 in wet method, 0.25~0.52 in dry method

Detailed introduction

Product Feature

The high density and almost perfect roundness with smooth surface for higher grinding effeciency.The excellent wear resistance, higher impac strength to save your running cost and less contanimation.The products have variety quanlity and media size to choose the most suitable grinding  condition.

Quanlity Characteristics

	Type	M	SW	SD	L	AL9
	Alumina	Alumina	Alumina	Alumina	Alumina	Pure Alumina
Usage		Exclusive use for "wet" grinding	Wet Grinding	Wet Grinding  Dry Grinding	Exclusive use for "Dry"Grinding	Usage for pure Grinding
Application		Beads/balls	only balls	only balls	only balls	beads/balls
Standard size   mm¢		0.5~30	20~50	20~50	20~50	0.3~20
Composition(%)
Al2O3		93	92	92	91	99.5
SiO2		5	5	5	8	MgO  0.4
Specific Gravity  (g/cc)		3.61	3.61	3.59	3.5	3.8
Porosity(%)		0	0	0	0	0
Vickers Hardness		1250~1300	1200	1150	1000	1300
Flexural Strength(Mpa)		380	370	350	330	350
Crushing Load(kgs/pcs)		1000	1000	1000	850	1100
Wear Rate
Wet method(%)		0.22	0.25	0.3	0.6	0.6
Dry  method(%)		-	-	0.25	0.52	0.45
Testing conditions
Flexural Strength		ISO9001:2008
Crushing Strength of ball		Test ball:8mm with compression Test Machine, cross Head Speed:0.5mm/min
Wet Method of wear rate with balls		Alumina Ball mill  Mill Size:1500cc  Media Size:20mm   Media Feet:1000gr(Packing Volume=30%)
Dry  Method of wear rate with balls		Alumina Ball mill  Mill Size:1500cc  Media Size:20mm   Media Feet:2200gr Packing (Volume=50% )

Products Application

It is widely used a process of grinding,mixing, dispersion, Engineering Ceremic,Ceramic Capecitor,tiles,sanitarware,porcelain,Pigments,Enamels,cement,abrasive compounds, ceramic industry,other field would be paints, chemicals, electronics, plastics

ISO certificate

Alumina ceramic grinding ball