10 mm Alumina Milling Media Balls

Description

10 mm Alumina Milling Media Balls
Description of Alumina Milling Media Balls High performance wear resistant alumina ceramic balls are used in grinding and milling various materials. Different sizes of alumina grinding balls are available: <1mm, 2mm, 2.5mm, 3mm, 4mm, 5mm, 6mm, 8mm, 10mm, 13mm, 15mm, 17mm, 20mm, 30mm, 35mm, 40mm. The alumina grinding / milling media balls are extensively used in the fields of Paints, Inks, Geology, Metallurgy, Electronics, Ceramics, Glass, Refractory, Chemical Engineering, etc. Technical Data for Alumina Milling Media Product # BA0203 Main Material aluminum oxide ceramic Al2O3 > 92% Ball Diameters less than 1mm up to 40mm available Density 3.6 g/cm3 Shape sphere Color white Surface Condition polished Hardness >80 HRA Abrasion / Wear Resistance very good Compatible Materials medium-hard Additional Information on Alumina Milling Media Balls Pre-grinding the coarse, hard materials with large balls The use of many small balls will increase the fine portion of the materials when the grinding time is increased A higher percentage of the grinding balls will accelerate the grinding process Selection of the Size of Grinding Balls Type of feed material Ball diameter Hard samples feed particle size (~10 mm) 30 mm or 40 mm Medium size (<5 mm) 20 mm Fine material (0.5 mm) 10 mm or 5 mm or smaller Mixing and blending of dry or liquid materials 10 mm Mixing and blending of viscous samples 20 mm These are general recommendations: the size of grinding jars and grinding balls should be determined experimentally if necessary. Choice of Grinding Jars & Grinding Balls In order to prevent excessive wear abrasion, the hardness of the grinding jars and the grinding balls must be higher than that of the material used for grinding. Normally, grinding jars and grinding balls of the same material should be chosen. Grinding Jars and Balls Combination Grinding Jar Volume 100ml 250ml 500ml 1000ml Compatible Ball Weight 66g 165g 330g 660g Ball size/qty (pcs) 5mm 106 300 10mm 20 76 50 100 15mm 4 30 59 20mm 3 5 These values are general recommendations: the size and number of balls should be determined experimentally. Calculated Ball Weight Ball diameter (mm) 5 10 15 20 30 40 Material Density Calculated ball weight (g) Agate 2.65 g/cm3 0.17 1.39 4.68 11.10 37.46 88.80 Alumina ceramic 3.8 g/cm3 0.25 1.99 6.72 15.92 53.72 127.34 Zirconium oxide 6.06 g/cm3 0.39 3.17 10.71 25.39 85.67 203.07 Stainless steel 7.93 g/cm3 0.52 4.15 14.00 33.20 112.05 265.60 PTFE 2.14 g/cm3 0.14 1.12 3.78 8.96 30.24 71.68 Tungsten carbide 14.95 g/cm3 0.98 7.82 26.41 62.59 211.24 500.73
10 mm Alumina Milling Media Balls
Description of Alumina Milling Media Balls
High performance wear resistant alumina ceramic balls are uséd in grinding and milling various materials.
Different sizes of alumina grinding balls are available:
<1mm, 2mm, 2.5mm, 3mm, 4mm, 5mm, 6mm, 8mm, 10mm, 13mm, 15mm, 17mm, 20mm, 30mm, 35mm, 40mm.
The alumina grinding / milling media balls are extensively uséd in the fields of Paints, Inks, Geology, Metallurgy, Electronics, Ceramics, Glass, Refractory, Chemical Engineering, etc.
Technical Data for Alumina Milling Media
Product #
BA0203
Main Material
aluminum oxide ceramic Al
2
O
3
> 92%
Ball Diameters
less than 1mm up to 40mm available
Density
3.6 g/cm
3
Shape
sphere
Color
white
Surface Condition
polished
Hardness
>80 HRA
Abrasion / Wear Resistance
very good
Compatible Materials
medium-hard
Additional
Information on Alumina Milling Media Balls
Pre-grinding the coarse, hard materials with large balls
The use of many small balls will increase the fine portion of the materials when the grinding time is increased
A higher percentage of the grinding balls will accelerate the grinding process
Selection of the Size of Grinding Balls
Type of feed material
Ball diameter
Hard samples feed particle size (~10 mm)
30 mm or 40 mm
Medium size (<5 mm)
20 mm
Fine material (0.5 mm)
10 mm or 5 mm or smaller
Mixing and blending of dry or liquid materials
10 mm
Mixing and blending of viscous samples
20 mm
These are general recommendations: the size of grinding jars and grinding balls should be determined experimentally if necessary.
Choice of Grinding Jars & Grinding Balls
In order to prevent excessive wear abrasion, the hardness of the grinding jars and the grinding balls must be higher than that of the material uséd for grinding. Normally, grinding jars and grinding balls of the same material should be chosen.
Grinding Jars and Balls Combination
Grinding Jar Volume
100ml
250ml
500ml
1000ml
Compatible Ball Weight
66g
165g
330g
660g
Ball size/qty (pcs)
5mm
106
300
10mm
20
76
50
100
15mm
4
30
59
20mm
3
5
These values are general recommendations: the size and number of balls should be determined experimentally.
Calculated Ball Weight
Ball diameter (mm)
5
10
15
20
30
40
Material
Density
Calculated ball weight (g)
Agate
2.65 g/cm
3
0.17
1.39
4.68
11.10
37.46
88.80
Alumina ceramic
3.8 g/cm
3
0.25
1.99
6.72
15.92
53.72
127.34
Zirconium oxide
6.06 g/cm
3
0.39
3.17
10.71
25.39
85.67
203.07
Stainless steel
7.93 g/cm
3
0.52
4.15
14.00
33.20
112.05
265.60
PTFE
2.14 g/cm
3
0.14
1.12
3.78
8.96
30.24
71.68
Tungsten carbide
14.95 g/cm
3
0.98
7.82
26.41
62.59
211.24
500.73
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Additional Information:
"Broken or damaged items must be reported immediately upon receiving your package (within 5 business days upon delivery). All materials and equipment are considered as received in good condition upon signature of delivery confirmation. Please inspect these items for damage prior to signing off on the condition. If it becomes necessary to return a damaged item to MSE Supplies, please contact us for a Return Merchandise Authorization (RMA) number within 30 days of receipt of the product. MSE Supplies must receive the product within 15 days of MSE Supplies issuing the Return Merchandise Authorization (RMA). The product must be in the original packaging or the return will be rejected. RMA numbers must appear on the packing list and items being returned must be packaged and shipped in accordance with all applicable regulation. All items are subject to a 25% restocking fee. \r\n\r\nItems not returnable for credit include: open or damaged containers; materials past their expiration date or with an expiration date too short for resale; custom or special orders; non-recurring engineering (NRE) cost charged to the order, and chemicals of any type. Any supplies or equipment that have been uséd and are being returned for a warranty repair may require that a decontamination form be filled out. Please contact MSE Supplies for this form."
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