Phenolic resin cellulose paper-base laminated sheet
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It is made of phenolic resin and fibrin paper, types are 3020 and 3021, good electric performance and mechanical performance under normal condition. Fit for insulating parts which need certain mechanical performance and electric performance for machine, motors and electrical apparatus and they can also be used for the transformer oil.
Appearance: surface should be flat and velvet, without wrinkle and crack, avoid other disfigurement, such as scratch, impress, a few spot is available