Class 240 Aromatic Polyimide Tape Covered Bare Rectangular Copper Magnet Wire

Insulation Materials Aromatic polyamide tape
Heat resistance grade 240
Bare Wire Dimensions(mm) Width: 2.057-16.535

Thickness: 1.016-7.341

Conductor Copper
Standard MW 64-C

Class 240 Aromatic Polyimide Tape Covered Bare Rectangular Copper Magnet Wire

Insulation MaterialThe insulation material shall be an aromatic polyimide tape with an adhesive layer on one or both sides to bond the insulation to the exposed conductor. The covering shall be one or two strips of tape wrapped spirally around the wire. After wrapping, the tape shall be heat sealed.

Characteristic:

Adhesion and flexibility:No loss of adhesion between tape and conductor or between tape layers
SpringbackNot more than 5.5°
Dielectric breakdownNot less than 1000 V/mil (39370 V/mm) of the smallest thickness on one side of the tape cover (half the minimum increase)

 

 Table 3

Increase in Dimensions of Rectangular Wire Due to Tape Covering

 Nt = 0.0015 in (0.038 mm)t = 0.002 in (.051 mm)t = 0.003 in (.076 mm)
MinimumMaximumMinimumMaximumMinimumMaximum
InchesmmInchesmmInchesmmInchesmmInchesmmInchesmm
20.0050.1270.0090.2290.0070.1780.0120.3050.0100.2540.0180.457
30.0080.2030.0120.3050.0100.2540.0160.4060.0150.3810.0240.610

 

 

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