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Enameled Flat wire is one of main kinds of winding wires, Which is made of Rectangular Copper / Aluminum Conductor with many kinds of insulation varnish with different temperature resistance levels ,including 120℃ /PVF - Polyvinyl Acetal, B130℃/F155/H180℃/UEW- Polyurethane, B130℃/F155℃/PEW- Polyester, H180℃/EIW- Polyester-imide, SEIW- Solderable Polyester-imide, C200℃/ EI/AIW- Polyesterimide / Polyamideimide, C220℃/AIW- Polyamideimide, C240℃/PIW-Polyimide.Enameled wire are widely used for Transformers ,generators ,motors ,reactors and many other electrial equipments winding coils .
There are 3 grades of insulation thickness of enameled round wire :Grade 1,2.

Size Range

Narrow Side Size:0.2mm-5.6mm
Wide Side Size: 3mm-16mm
The recommendation ratio of Width and Thickness: 1.5< a/b< 7.5
InsulationThickness gradeInsulation Thickness (mm)
Min.NorminalMax.
10.060.0850.11
20.120.1450.17


NameEnameled Rectangular Wire( Copper/Aluminum)
Size RangeNarrow Side Size:0.2mm-5.6mmWide Side Size: 3mm-16mmRecommended Ratio of the Width and Thickness: 1.5Customize Available
Thermal Class (℃)120(Class E);130(ClassB),155(Class F),180 (Class H);200 (Class C);220 (Class C+); 240(Class HC)
Insulation MaterialE120℃ /PVF - Polyvinyl AcetalB130℃/F155/H180℃/UEW- PolyurethaneB130℃/F155℃/PEW- Polyester/Modified PolyesterH180℃/EIW- Polyester-imideC200℃/ EI/AIW- Topcoat:Polyesterimide /Undecoat:PolyamideimideC+220℃/AIW- PolyamideimideHC240℃/PIW-Polyimide
Insulation thicknessGrade 1,2
CertificateUL,ISO,CE,SGS,REACH,RoHs
StandardIEC,NEMA,GB,JIS
PackagePlastic Spool and Wooden Spool ,Customize available

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