6021 Polyester Film Pet Film for Motor

Product Description

6021 Insulation Mylar filmPolyester film

1.Product description
Offers an excellent combination of properties including low coefficient of friction, excellent lamination, good shape retention and spring effect, and high dielectric strength.
This product is widely used for electrical insulation in the motor industry.

2.The specification
Thickness(mm): 0.125mm, 0.188mm 0.25mm, 0.30mm, 0.35mm
Width: 1m and 1.2m
Form: In rolls

3DESCRIPTION
6021 is a biaxial oriented polyethylene terephthalate (PET) film through melting, casting and stretching.
This product has good dielectric and high mechanical properties.

.FEATURES: 

• good transparency and flexibility
• low thickness tolerance
• High mechanical strength
• Good heat resistance
• excellent chemical resistance
• Excellent dielectric property

 

.APPLICATIONS:

• Slot and coil insulation of motor
• Separate insulating base material between the coils and dry transformer
• Aerogenerator,cable, power generators
• Produce insulating flexible laminates

.TECHNICAL PARAMETER

Item

Unit

Index Value

Test Method

Standard thickness

µm

100

125

188

250

300

350

GB12802.2-2004

Thickness deviation

%

±3

±3

±4

±5

±5

±5

Tensile strength

MD

Mpa

>=190

>=180

>=150

>=150

>=140

>=130

GB12802.2-2004

TD

Elongation at break

MD

%

>=90

>=90

>=100

>=100

>=130

>=120

GB12802.2-2004

TD

Heat shrinkage (150ºC,30min)

MD

%

<=1.5

<=1.5

<=1.5

<=1.5

<=1.5

<=1.5

GB12802.2-2004

TD

<=0.5

<=0.5

<=0.5

<=0.6

<=0.6

<=0.6

Light transmittance

%

>=16

GB2410-80

Frequency electric strength

V/µm

>=90

>=80

>=60

>=60

>=55

>=50

GB12802.2-2004

Haze

%

>=30

>=30

>=45

>=50

>=50

>=50

GB2410-80

Volume resistivity

Ω.m

≥1×10^14

GB12802.2-2004

Dielectric loss tangent(50Hz)

≤3×10^-3

GB12802.2-2004