... mm): 1.0-8.0 Size (mm): 4400x2200 or customer size We produce high quality paper board (or called transformer board, pre- ... immersed transformer as insulation material.Specifications:Item No: H4, H41Thickness (mm): 1.0 1.5 2.0 2.5 3.0 4.0 5.0 6.0 7.0 8 ... 1000KVPackage: palletUsage:As insulation material, it is widely used in transformer, reactor,capacitor, mutual inductor, etc. Our Unique Advantages: ...