Specifications
Brand Name :
Guofeng
Model Number :
7.5um
Certification :
UL ISO ROHS
Place of Origin :
China
MOQ :
Negotiation
Price :
$300-$30000
Payment Terms :
L/C,T/T
Supply Ability :
Negotiation
Delivery Time :
Negotiation
Packaging Details :
Standard Packing
Glass Transition Temperature :
300-400°C
Electrical Insulation :
Excellent
Chemical Resistance :
Excellent
Thickness :
0.5-5 microns
Transparency :
Clear
Elongation at Break :
50-100%
UV Resistance :
Good
Tensile Strength :
100-200 MPa
Flexibility :
High
Adhesion :
Strong
Dielectric Constant :
3.5-4.5
Description

Product Overview

The GL-Series represents a technological advancement in opaque polyimide films, specifically engineered to deliver 40% superior thermal stability (sustaining 500°C short-term exposure) and 35% enhanced dimensional consistency compared to conventional yellow polyimide films. With its optimized opaque black formulation, the film provides complete light-blocking protection (>99.9% UV and visible light opacity) while maintaining exceptional dielectric strength (≥7.2 kV/mm), making it ideal for light-sensitive electronic components and advanced packaging applications.

Breakthrough Performance Advantages

  1. Advanced Thermal Performance

    • Continuous operation at 300°C with 500°C peak temperature resistance

    • Thermal degradation temperature exceeding 550°C

    • Near-zero thermal shrinkage (<0.1%) after multiple reflow cycles

  2. Superior Electrical Protection

    • Volume resistivity >10¹⁷ Ω·cm at 200°C

    • Dielectric constant 3.4 ± 0.05 (1 kHz to 1 MHz)

    • Corona resistance >500 hours at 2.5 kV

  3. Enhanced Mechanical Properties

    • Tensile strength >280 MPa with elongation >80%

    • Tear resistance 50% higher than standard polyimide films

    • Maintains flexibility through 200,000+ bending cycles

  4. Complete Light Protection

    • 99.98% opacity across 200-800 nm wavelength range

    • UV stability with <2% transmittance change after 1000 hours UV exposure

    • No light leakage even at thicknesses down to 5μm

Target Applications

  • Advanced Semiconductor Packaging

    • Light barrier for image sensor and optoelectronic device packaging

    • Protection layer for light-sensitive MEMS and semiconductor devices

    • Interposer and substrate isolation in 2.5D/3D packaging

  • High-Reliability Electronics

    • Flexible circuit coverlay for military and aerospace applications

    • Insulation layer in automotive power modules and battery systems

    • Barrier material in medical imaging and diagnostic equipment

  • Specialized Industrial Applications

    • Light blocking layers in optical equipment and instruments

    • High-temperature masking for precision manufacturing processes

    • Thermal and light barrier in energy storage systems

Competitive Differentiation

The GL-Series sets a new standard for opaque polyimide films by combining complete light blocking capability with exceptional thermal and electrical performance. Unlike conventional black polyimide films that sacrifice electrical properties for opacity, our advanced formulation maintains excellent dielectric characteristics while providing absolute light protection. The film's enhanced mechanical durability and thermal stability make it suitable for the most demanding applications where both performance and reliability are critical.

Why Partner With Our Manufacturing Center?


Direct Engineering & Production Advantage

As a certified manufacturer, we deliver 40% faster project turnaround and 25%+ cost efficiency through integrated R&D and production systems. Our in-house capabilities eliminate supply chain markups while providing:

  • Customized Solutions: Material formulation adjusted to your specific anti-fog, thermal, and mechanical requirements

  • Prototyping to Production: Seamless scale-up with batch-to-batch consistency guaranteed

  • Technical Collaboration: Dedicated engineering team provides DFM analysis and packaging optimization support

Product pictures

Thin Conductive PI Polyimide Substrate Film For Sensor 0.5-5 Micron

Thin Conductive PI Polyimide Substrate Film For Sensor 0.5-5 Micron


Handling & Storage Instructions


To ensure the longevity and performance of our Polyimide film, please adhere to the following guidelines:

  • Shelf Life: 6 months from the date of manufacture.
  • Storage Conditions:

· Store in a cool, dry place away from direct sunlight will be necessary.
· Avoid exposure to high humidity or extreme temperature fluctuations.

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Thin Conductive PI Polyimide Substrate Film For Sensor 0.5-5 Micron

Ask Latest Price
Brand Name :
Guofeng
Model Number :
7.5um
Certification :
UL ISO ROHS
Place of Origin :
China
MOQ :
Negotiation
Price :
$300-$30000
Contact Supplier
Thin Conductive PI Polyimide Substrate Film For Sensor 0.5-5 Micron

Hefei Guofeng Advanced Basic Materials Technology Co., Ltd.

Verified Supplier
1 Years
hefei
Since 2021
Business Type :
Manufacturer
Total Annual :
28000-50000
Employee Number :
100~300
Certification Level :
Verified Supplier
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