Customization: | Available |
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Applications: | Agriculture, Auto, Bags, Fire Fighting, Garment, Home Textile, Hospital, Industry, Security |
Certifications: | SGS |
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Product name | Preoxidized wire flame retardant high temperature resistant needle felt |
Material | 100% pre oxidized wire |
Color | Black |
Thickness | 1-20mm |
Gram weight | 100-2000gsm (other gram weights are customized according to customer needs) |
Pre-oxidized fiber (POF) flame-retardant fabric is a high-performance material made by pre-oxidizing polyacrylonitrile (PAN) fibers. It exhibits high-temperature resistance, non-dripping, low smoke, and low toxicity, making it widely applicable in thermal protection, firefighting, electrical industries, and more. Below are its key industrial applications and typical use cases.
Features:
Heat Resistance: Withstands short-term exposure to 300-400°C without melting (unlike synthetic fibers that melt and cause secondary injuries).
Flame Retardancy: Limiting Oxygen Index (LOI) ≥45%, compliant with EN 469 (firefighting gear standard) and NFPA 1971.
Low Smoke & Toxicity: Releases minimal CO and HO when burned, avoiding toxic fumes.
Typical Structure: POF outer layer (flame-retardant) + aramid inner layer (thermal insulation).
Applications: Metallurgy, welding, glass manufacturing, and other high-temperature operations.
Advantages:
More cost-effective than aramid (Nomex®) with comparable heat resistance (long-term use at 200-250°C).
Resists molten metal splashes (e.g., aluminum or steel).
Purpose: Protects cable joints to prevent fire spread.
Performance:
Passes IEC 60331 fire resistance test (maintains circuit integrity at 950°C for 90 minutes).
Corrosion-resistant, suitable for harsh environments (e.g., chemical plants, tunnels).
Function: Isolates high-temperature components to prevent short-circuit fires.
Comparison with Traditional Materials:
Asbestos: Carcinogenic, phased out.
Mica: Expensive and brittle.
Function: Automatically deploys during fires to block flames and smoke.
Standards: Complies with GB 8624 (Chinese building material flame-retardant class B1).
Applications: Seat covers, cabin insulation panels.
Requirements:
Meets DIN 5510-2 (railway fire safety) or FAR 25.853 (aviation standards).
Lightweight (density only 1.4 g/cm³).
Applications: Waste incineration, cement kiln exhaust (operating at 200-260°C).
Advantages:
Better acid/alkali resistance than fiberglass filters, extending lifespan by 30-50%.
Smooth surface for easy dust removal.
Features:
Resistant to oils and solvents (e.g., benzene, acetone).
Excellent compression resilience for stable sealing performance.
Military Tent Fireproof Layers: Combined with aluminum foil coatings for heat reflection.
Lithium Battery Separator Reinforcement: Enhances thermal stability of battery cells.
Explosion-Proof Blankets for Oil Rigs: Covers flammable equipment to block sparks.
Property | Pre-Oxidized Fiber | Aramid (Nomex®) | Fiberglass |
---|---|---|---|
Long-Term Heat Resistance | 200-250°C | 200-250°C | 280-300°C |
LOI (Flame Retardancy) | ≥45% | ≥28% | Non-combustible (but brittle) |
Cost | Low (~1/3 of aramid) | High | Moderate |
Flexibility | Excellent | Excellent | Poor (prone to cracking) |
Multifunctional Composites: E.g., POF + graphene for enhanced thermal/electrical conductivity.
Smart Fireproofing: Temperature-sensitive coatings for early fire detection.
Eco-Friendly Upgrades: Halogen-free flame-retardant treatments to meet RoHS directives.
With its cost-effectiveness and balanced performance, pre-oxidized fiber flame-retardant fabric is gradually replacing traditional asbestos, fiberglass, and even some aramid products, becoming a critical solution for industrial fireproofing.
Thickness: 1-20mm
Grammage: 100-2000gsm
Width: 100-200cm
Color: Black
Production process: non-woven mesh carding
Ingredients: 100% pre oxidized wire
Limiting oxygen index: ≥40
Certification
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