... Used for the insulation spare parts of dry- type transformer. Model: Insulation Dogbone of TransformerThe contents: Epoxy resin. FiberglassThermal Grade: Class F ... ,12*8, 12*10,12*12,13*10,14*10, 14*12,15*10,15*1516*16,16*14,16*10,17*10,17*12,18*12,18*13,18 ... *1418*16,18*18,19*10,20*10,20*14,20*18,25*16. Your samples and ...