Insulating material of oil-immersed transformer - cardboard molding

Insulating material of oil-immersed transformer - oil duct stay curtain

Insulating material of oil-immersed transformer - molded parts

Insulating material of oil-immersed transformer - cardboard brace

Insulating material for oil-immersed transformer - corrugated paper

Insulating material of oil-immersed transformer - rhombus dot adhesive tape

Insulating material for oil-immersed transformer - corrugated paper tube