The epoxy resin insulation bushing product casting finished by epoxy resin and formed for one step. It is used for insulation isolated effect in PT trolley and vaccum circuit breaker. technological process Epoxy resin vacuum casting, the APG epoxy resin pressure gelatin, the liquid silica gel formation, we always supply the best quality products. It can be detected by X-ray instrument, bureau put instrument, thermal Cycle Test Machine. Size available below Inner diameter: 49mm outer diameter: 60mm Length can be 210mm, 230mm, 250mm, 290mm |