QYB Enameled Flat Winding Wire

Enameled Flat Winding Wire: 1.Uses:This product is applicable to all types of large and medium-sized electrical machinery, transformer paint, electrical windings and other uses, which is characterized by higher mechanical property, thermal shock resistance, freezing agent resistance and solvent resistance.2.ModelModelNameQZB-/130Grade 130 Polyester Enameled Flat Copper WireQZ(G)B-/155Grade 155 Modified Polyester Enameled Flat Copper WireQZYB-/180Grade 180 Polyester Enameled Flat Copper WireQ(ZY/XY)B-/200Grade 200 Polyamide-imide Enameled Flat Copper Wire3.Production Range:Side A 0.80mm-5.60mm, Side B 2.00mm-16.00mm4.Implementation Standards:GB/T 7095.65.Main Technical Requirements:Project NameTechnical RequirementsTest MethodAppearanceSmooth and uniform surface, which should not bear any defect affecting performanceNormal Visual InspectionConductor Sizes and RadiusesComplying with the Article 7 of GB7095.1 standardGB/T 4074.2Paint Film ThicknessPaint FilmPaint Film Thickness mmGB/T 4074.2Grade 10.06-0.11Grade 20.11-0.16DC ResistanceThe per unit length of DC resistance R20 of conductors at 20 °C should comply with Article 9 of GB 7095.1 R20 standard.GB/T 3048.2ElongationNominal SizeRupture elongation (%) of copper conductorGB/T 4074.3a≤2.5030a>2.5032BendingNominal SizeDiameter of Test BarAfter the wide and narrow sides are bent on the given round bar, the film should have no cracks.GB/T 4074.3B<104bb105ba All Sizes4aBreakdown VoltageInsulationBreakdown Voltage VGB/T 4074.5Room TemperatureHigh TemperatureGrade 11000750Grade 220001500AdhesionAfter enameled flat copper wires are stretched by 15%, the distance of adhesion loss of the coating should be less than 1b GB / T 4074.3 standard.GB/T 4074.3ElasticityThe springback angle of enameled flat copper wire should not exceed 5.5°.GB/T 4074.3