Introducing our high-performance metallized polypropylene film, specifically designed for thin film capacitor applications. This product is refined from high-quality polypropylene film, with a normal thickness range of 2.0 μ M to 15.0 μ m. Ensure electrical performance and reliability.
Our metallized polypropylene film adopts a single edge spacing type, with aluminum or zinc aluminum alloy coated on one side to ensure conductivity and stability. The thick edge structure enhances durability and facilitates seamless integration into capacitor design.
Our metallized polypropylene film can flexibly choose between linear cutting or waveform cutting for accurate customization to meet the specific specifications of thin film capacitors. Its edge contour ensures consistent performance and service life in harsh electrical environments.
Our metallized polypropylene film is designed to provide excellent electrical insulation and low dielectric loss, making it an ideal choice for improving the performance and reliability of thin film capacitors in various industries. Experience quality and reliability through our advanced thin film solutions.
Features:
Specification:
| Base film |
Polypropylene film |
| Normal thickness |
2.0 μ m~15.0 μ m |
| Margin type |
unilateral |
| Coated metal |
aluminum or zinc aluminum alloy |
| Coating |
Single side coating |
| Edge structure |
heavy edges |
| Segmentation method |
linear cutting or waveform cutting |
Block resistance: normal film width and edge distance
| Enhanced resistance |
Normal resistance |
| (2~4)Ω/ohm |
(20~40)Ω/ohm |
| (35~55)Ω/ohm |
| (45~65)Ω/ohm |
| (50~80)Ω/ohm |
| (60~100)Ω/ohm |
| (100~150)Ω/ohm |
| Width(mm) |
Margin(mm) |
Width(mm) |
Margin(mm) |
| 37.5 |
2.0/2.5 |
80 |
2.0/2.5 |
| 45 |
2.0/2.5 |
90 |
2.0/2.5 |
| 50 |
2.0/2.5 |
95 |
2.0/2.5 |
| 55 |
2.0/2.5 |
100 |
2.5/4 |
| 60 |
2.0/2.5 |
110 |
2.5/4 |
| 67.5 |
2.0/2.5 |
115 |
2.5/4 |
| 75 |
2.0/2.5/4 |
120 |
2.5/4 |
| Inner core diameter/tolerance |
Core outer diameter/tolerance |
| 75mm |
1/-0.5mm |
220 |
±20mm |
| 240 |
±20mm |
| 280 |
±20mm |
| 320 |
±20mm |
Data parameters:
| Characteristic |
Unit |
Typical value |
| Density |
g/cm³ |
0.905±0.005 |
| Thickness |
μm |
2.0 ~ 15 |
| Tensile strength |
MD(MPa) |
≥100 |
| Elongation at break |
MD (%) |
20~200 |
| Elastic modulus |
MD(MPa) |
2800 |
| Heat shrinkage rate |
MD (%) |
≤5(120ºC,10mins) |
| Wetting tension |
mN/m |
38 (Corona treatment surface) |
| Surface roughness |
μm |
0.08 |
| Melting point |
ºC |
172 |
| Volumn resistivity |
Ω.m |
>10 15 |
| Breakdown voltage |
V/μm |
≥350(23°C,DC) |
| Dielectric constant |
|
2.2(20ºC,1KHz) |
| Dissipation factor |
|
≤4×10 -4 (20ºC,1KHz) |
| RC |
ΩF |
≥5×10 4 |
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