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Insulation Film > 6020, 6021 Polyester Film for Electrical Insulation

6020, 6021 Polyester Film for Electrical Insulation

6020, 6021 Polyester Film for Electrical Insulation

6020/6021 polyester film is biaxially oriented polyethylene terephthalate (PET)film.

Features:

1.6020 is transparent

2.6021 is milky white.

3.Thermal class: E(120°C) Gauge(um): 12-350

Advantages:

1. Flat

2. Low shrinkage

3. Excellent insulation properties

4. UL approved.

Application:

Electronic and electrical insulation, such as slot insulation,interphase insulation and liner insulation in electric motors, wrapping insulation for coils and cables, as well as producing insulating flexible composite materials.

Item

Unit

Standard Value

Test method

Nominal thickness

μm

12

25

36

50

75

100

125

150

175

188

200

250

300

350

Thickness tolerance

%

±2

±3

±3

±3

±3

±3

±3

±3

±4

±4

±4

±5

±5

±5

GB/T 13542.2-2009

Tensile strength ≥

MD

MPa

220

220

200

160

160

155

155

150

150

140

140

140

150

140

TD

210

210

210

180

170

160

160

160

160

160

150

150

140

130

Elongation ≥

MD

%

100

100

115

110

110

100

110

120

120

120

120

130

130

140

TD

100

100

100

90

85

90

90

90

90

100

100

100

120

120

Shrinkage (150℃, 15min.) ≤

MD

%

1.5

TD

1

Light transmittance ≥

%

88

88

88

88

88

88

88

88

87

87

87

85

85

85

ASTM D1003

Power frecuency dielectric strength ≥

V/μm

_

_

_

145

115

100

190

85

80

76

70

65

60

55

GB/T 1408.1-2006

Dielectric loss factor (50Hz) ≤

 

3×10-3

GB/T 1409-2006

Relative dielectric constant (50Hz)

 

2.9-3.4

Volume resistivity ≥

Ω.m

1.0×1014

GB/T 1410-2006