| 摘要 |
A silicon bushing insulator wherein a steady bush made of dielectric material having &sgr;strength-to-weight ratio has length Land extends along a whole length of an insulation layer, as a silicon rubber a vulcanized polymeric compound based on liquid synthetic gums is used, oligomers of which contain end functional groups, the said vulcanized silicon compound possesses specific mechanical strength &sgr;, a metal flange has collars encircling the steady bush and extending along Llength of the whole length thereof, with the following expressions being satisfied:&sgr;<&sgr;,1<L/L<&sgr;/&sgr;. |
