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GB Standard Polyimide Black Film 25-75μm for Secure FPC Coverlay
GB Standard Polyimide Black Film 25-75μm for Secure FPC Coverlay
Specifications
Brand Name :
Guofeng
Model Number :
PI1
Certification :
ISO9001, ISO14001, ISO45001, QS production license and ISO/TS16949 UK DAKKS
Place of Origin :
HEFEI, CHINA
MOQ :
1 ton
Price :
1.0-2.0 USD/KG
Payment Terms :
T/T,L/C,D/P,D/A,Western Union,MoneyGram
Supply Ability :
180000 TON/YEAR
Delivery Time :
1-3 weeks
Packaging Details :
Pallet
Thickness :
25μm / 50μm / 75μm (±5%)
Package :
simple/vertical/suspend/horizontal
Tensile Strength :
≥200 MPa
Dielectric Strength :
≥100 kV/mm
Volume Resistivity :
≥1×10¹⁶ Ω·cm
Moisture Absorption :
<1.0% (24hrs)
Description

GB Standard Polyimide Black Film – Secure Coverlay for Confidential FPC Applications​​

​​Product Advantages​​

Engineered for maximum circuit protection, our opaque black PI film features:

  • ​​Complete Light Blocking​​: >99.5% opacity (L* ≤25) prevents visual tracing

  • ​​High-Temperature Endurance​​: 260°C glass transition temperature

  • ​​Dimensional Stability​​: 15-25 ppm/°C CTE minimizes thermal stress

GB Standard Polyimide Black Film 25-75μm for Secure FPC Coverlay

  • ​​Safety Compliant​​: Halogen-free and UL 94 V-0 certified

  • ​​Bonding Flexibility​​: Choice of acrylic or epoxy adhesive systems

​​Technical Specifications​​

Property

Specification

Material

Polyimide

Thickness Options

25/50/75/125μm (±3%)

Custom Widths

500-1500mm available

Tensile Strength

≥200MPa (MD/TD)

Dielectric Strength

≥100kV/mm

Surface Treatment

Corona-treated

​​Critical Applications​​

  • ​​Defense Systems​​: Secure radar/drone circuitry

  • ​​Medical Electronics​​: Implantable device protection

  • ​​Premium Consumer Tech​​: Foldable display PCBs

  • ​​Automotive Safety​​: ADAS camera modules

  • ​​Industrial IoT​​: Tamper-proof sensor packaging

​​Quality Assurance​​

  • ​​Anti-Reverse Engineering​​: Defeats optical/IR imaging

  • ​​Precision Processing​​: Compatible with laser cutting/die punching

  • ​​Custom Options​​: Adjustable opacity (L*15-30) and rigidity

  • ​​Full Traceability​​: Complete resin-to-roll documentation

​​Processing Parameters​​

  • ​​Lamination​​: 160-180°C @ 1.0-1.5MPa (3-5 minutes)

  • ​​Laser Cutting​​: 355nm UV laser recommended

  • ​​Chemical Resistance​​: Stable in IPA and weak acids

​​Ordering Information​​

  • ​​Standard Formats​​: 500/1000mm × 100-300m rolls

  • ​​Core Options​​: 3" or 6" industrial cores

  • ​​Minimum Order​​: 200kg (samples available)

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GB Standard Polyimide Black Film 25-75μm for Secure FPC Coverlay

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Product Detail
Brand Name :
Guofeng
Model Number :
PI1
Certification :
ISO9001, ISO14001, ISO45001, QS production license and ISO/TS16949 UK DAKKS
Place of Origin :
HEFEI, CHINA
MOQ :
1 ton
Price :
1.0-2.0 USD/KG
Contact Supplier
GB Standard Polyimide Black Film 25-75μm for Secure FPC Coverlay

Anhui Guofeng New Materials Co., Ltd.

Verified Supplier
1 Years
anhui, hefei
Since 1998
Business Type :
Manufacturer
Main Products :
BOPP Film, BOPET Film, Functional Film
Total Annual :
300000000-500000000
Employee Number :
1500~1700
Certification Level :
Verified Supplier
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