Grinding Media Selection Criteria

Grinding Media

CerCo Grinding Media Selection Criteria
       

Aluminum Oxide

 

Zircon

 

Zirconia

Material Designation     P70 P87 P90 P96 P99  

Zarsil®

CeZrO2
 
Material Properties                  
PARAMETER TEST METHOD UNITS              
Bulk Density ASTM-C20-87 Kg/M3

2350

3500

3600

3769

3941

4020

6000

    lbs/ft3

146.6

218.3

224.5

235.1

245.8

250.7

374.2

    g/cc

2.35

3.50

3.60

3.77

3.94

4.02

6.00

Apparent Porosity ASTM-C20-87 %

0

0

0

0

0

0

 0

   

0

0

0

0

0

0

0

Flexural Strength ASTM-C674-88 MPa

89.6

275.8

334.4

365.4

386.1

162.0

806.7

    Kpsi

13

40

48.5

53

56

23.5

117

Elastic Modulus ASTM-C674-88 GPa

81.0

174.6

190.0

209.6

265.4

78.9

230.5

    MPsi

11.6

25

27.2

30

38

11.3

33

Compressive Strength ASTM-C773-88 MPa

482.7

1723.8

1461.7

1813.4

1909.9

1579.0

2440.8

    Kpsi

70

250

212

263

277

229

354

Vicker's Hardness ASTM-E384-89 VHN

590

1190

1136

1400

1848

800

1150

                   
Fracture Toughness Vickers Indentation MPa/M2

2

3.3

3.3

3.7

4.3

2.5

8.6

                   
Packing Density   Kg/M3

1457

2170

2232

2336.8

2443.4

2492.4

3720

    lbs./ft3

90.9

135.3

139.2

145.7

152.4

155.5

232.0

 

Sphere Diameter Availibility
Material Designation   P70 P87 P90 P96 P99 Zarsil CeZrO2
Inches Millimeters              
                 
3/16 4.76   x x x x   x
1/4 6.35 x x x x x x x
5/16 7.94   x x x x   x
3/8 9.53 x x x     x  
1/2 12.70 x x x x x x  
3/4 19.05 x x x x x x  
1 25.40 x x x x x x  
1-1/4 31.75 x x x x x x  
1-1/2 38.10 x x x x x x  
1-3/4 44.45   x x        
2 50.80 x x x     x  
2-1/2 63.50 x x x     x  
3 76.20   x          

 

Cylinder Size Availability
Material Designation   P70 P87 P90 P96 P99 Zarsil CeZrO2
Inches Millimeters              
                 
1/4 6.35   x x x x x x
3/8 9.53   x
1/2 12.70   x x x x x x
13/16 20.64 x x x x x  
1 25.40 x   x
1-1/4 31.75 x x x  
1-1/2 38.10 x x  
2 50.80   x       x  

Whether we can adapt an existing product or develop a new one for your need, you can count on CerCo Structural Ceramics. For more information on the following applications call (330) 567-2145.

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