CERAMIC   PRECISION   BALLS     ADVANTAGES:      
                        -extremely high tolerances
-extremely smooth surface
-extreme hardness
-extreme load capacity
-Very lightweight
 
                    MEASUREMENTS:              
                    - Silicon nitride         
- Aluminina      
- Zirkonia           
- Saphire
- Ruby		 0.2 tot 100 mm         
0.2 tot 100 mm     
0.2 tot 100 mm           
0.2 tot  35  mm
0.2 tot  12.7 mm

 

  
                     
      TOLERANCES:
     
  Standard tolerances:
- Diameter of +/- 0.25 micrometer !
- Roundness of +/- 0.01 micrometer !
- Grades according to AFBMA and ISO 3290
MATERIALS:  
- Silicon nitride         
- Aluminina      
- Zirkonia           
- Safhire
- Ruby		  Tolerances of the Grades in Micrometers! :

Grade

 Tolerance Diameter Tolerance Rondheid Roughness Ra
3 0.08 0.08 0.012
5 0.13 0.13 0.02
10 0.25 0.25 0.025
16 0.4 0.4 0.025