Flame-retardant Coating PP Film: Advanced Safety for Demanding Applications
Introduction
Flame-retardant coating PP film is an engineered material that combines polypropylene’s lightweight flexibility with enhanced fire resistance, making it ideal for electronics, construction, and transportation applications where safety is critical. This film features a specially formulated flame-retardant coating that suppresses combustion while maintaining PP’s mechanical and processing advantages.
Key Technical Specifications
Flame-retardant Performance
UL94 V-0/VTM-0 certification
Limiting Oxygen Index (LOI): ≥28%
Self-extinguishing time: <3 seconds
Material Properties
Thickness: 25–200 μm (±2%)
Tensile strength: ≥80 MPa
Operating temperature: -30°C to 120°C
Coating Characteristics
Coating thickness: 5–20 μm
Adhesion strength: ≥3B (ASTM D3359)
Halogen-free formulation (meets IEC 61249-2-21)
Manufacturing Process
Film Production
Cast or biaxially oriented PP film as base substrate
Surface activation via corona/plasma treatment
Flame-retardant Coating
Water-based or solvent-free coating application
PET Release Film For Electronics Industry Intumescent or mineral-filled formulations
Precision roll-coating for uniform thickness
Curing & Finishing
Thermal or UV curing process
PET Release Film for Medical and Hygiene industry Anti-static or additional functional coatings
Applications
Electronics
Battery insulation films
Circuit board barriers
Construction
Cable wrapping films
Fire-resistant wall coverings
Transportation
Aircraft interior materials
Automotive wire harness protection
Performance Advantages
✔ Safety Compliance – Meets stringent fire safety standards
✔ Lightweight – 30–50% lighter than traditional fire barriers
✔ Process Compatibility – Maintains PP’s thermoforming/sealing properties
✔ Environmental Safety – Halogen-free and low-smoke emission
Optical Release Film for Medical industry Quality & Certification
UL 94 flammability rating
IEC 60695-11-10 glow-wire testing
Flame-retardant Coating PP Film RoHS/REACH compliant
Flame-retardant Coating PP Film ASTM E84 Class A fire rating
This flame-retardant PP film provides critical fire protection without compromising material performance or sustainability.
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Key Benefits:
Combines flame resistance with PP’s flexibility
Halogen-free formulations for environmental safety
Optical Release Film for Automotive Industry Customizable coating weights for different protection levels
Maintains excellent dielectric properties
Cost-effective alternative to fluoropolymer solutions