Breviary Technical Ceramics

 

      Properties

 

 


   

5.5.2 Permittivity

The permittivity of technical ceramics is generally small (6 < R < 12), which means that very little electrical polarisation takes place. Materials in group C 300 can exhibit 350 > R > 3,000 (cf. Table 38, p. 265), and are used to manufacture capacitors. The capacitance of a capacitor is calculated according to the formula

 

 

 
 
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