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Biaxially Oriented Polyimide (BOPI) Film With Enhanced Comprehensive Performance

Categories Polyimide Film Adhesive Tape
Model Number: 6052
Certification: UL
Place of Origin: China
MOQ: 1 roll
Price: basing as thickness and quantity
Payment Terms: T/T
Supply Ability: 1000000sq.m per month
Delivery Time: about 15 days
Packaging Details: carton and pallet
Thickness: 12.5~50um
tensile strength: ≥150MPa
Relative Permittivity: ~3.5
Surface resistivity: ≥1.0×10^14Ω
Volumetric resistivity: ≥1.0×10^10Ωm
Thermal Shrinkage: ≤ 3.5%
Temp. Index: ≥180℃
Application: Used as a cover film for flexible circuits and for high-temperature electrical insulation
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Biaxially Oriented Polyimide (BOPI) Film With Enhanced Comprehensive Performance

Product Description
The BOPI film is manufactured through casting and biaxial stretching processes, available in thicknesses of 12.5/25/35/40/50μm, delivering enhanced comprehensive performance. It undergoes precision corona treatment to ensure optimal adhesion for coating, lamination, and metallization processes. UL-certified, it provides reliable, high-performance solutions for demanding applications.

Technical Specifications

ParameterValue
Thickness Range12.5μm–50μm
Temperature Index≥180℃
Tensile Strength≥150 MPa
Volumetric Resistivity≥1.0×10¹⁰Ωm
Surface Resistivity≥1.0×10¹⁴Ω
Relative Permittivity~3.5
Thermal Shrinkage≤ 3.5%


Advantages
  • Broad-Temperature Stability: Maintains stable performance across an extreme range of -240°C to +260°C.
  • High Strength & Toughness: Delivers high tensile strength, rigidity, tear resistance, and dimensional stability.
  • Premium Insulation & Safety: Provides superior electrical insulation with inherent flame retardancy.
  • Chemical Resistance: Highly resistant to most organic solvents, oils, and greases.
Applications
  • Flexible Circuit Substrates: Ideal as a base material and cover film for flexible printed circuits (FPC).


  • High‑Temperature Insulation: Key insulating component for specialty wires, motors, and transformers.


  • Flexible Functional Components: Preferred dielectric and protective material for flexible heaters and sensors.

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