Insulation paperboard Good mechanical strength, high electric strength resistance , larger tightness, smaller shrinkage,

Insulative transformer board 

Type:B.3.1

Standard:GB/T19264.3-2003/IEC60641-3-1:1992

Apparent Density:1.0-1.25g/cm3

Thickness:0.8-4.0mm

Moisture content:6%

Surface:Wire marks.

Raw material:Unbleached sulphate pulp

Special:Material free of strains,very flat,highest machanical and electrical strength

Good mechanical strength, high electric strength resistance ,  larger tightness, smaller shrinkage, excellent flatness are the main strong Strengths of this product.

 

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red Insulation paperboard