PET Capacitor Base Film
1.Good eletrical insulation
2.Good dielectric property
3.Chemical inertness
4.Stable shrinkage
Polyester Capacitor Film
Characteristics:
1.Good eletrical insulation
2.Good dielectric property
3.Chemical inertness
4.Stable shrinkage and thickness
Applications:
Capacitor film is widely used as the dielectric in film capacitors and also as the insulation in transformers and solenoids.
Specifications:
Thickness | Width/Roll Diameter | Roll ID |
3.5~25μm | Customized | 76mm(3’’),152mm(6’’) |
Note:Other specifications are customized. | ||
Typical Physical Properties:
Items | Units | Typical Values | Testing Methods | ||
Thickness | μm | 3.8 | 6.0 | 23 | DIN53370 |
Tensile Strength(MD/TD) | MPa | 210/210 | 210/210 | 210/210 | ASTM D 882 |
Elongation at Break(MD/TD) | % | 120/100 | 120/100 | 130120 | ASTM D 882 |
Shrinkage(MD/TD)150°C, 30min | % | 2.2/0.5 | 2.2/0.5 | 2.2/0.5 | ASTM D 1204 |
DC Breakdown Voltage | V/μm | 250 | 250 | 200 | GB/T13541-92 |
Relative dielectric constant 1kHz | —— | 3.2 | 3.2 | 3.2 | GB/T13541-92 |
Dissipation Factor 50Hz | —— | 2.3×10-³ | 2.8×10-³ | 2.8×10-³ | GB/T13541-92 |
Note:
MD:Machine Direction;TD:Transverse Direction
The above data can only be regarded as typical physical properties rather than guaranteed values,which can be adjusted at customer’s request.
