Specifications
| Parameter | Details |
|---|---|
| Product Name | SFR-3B1 General Flame Retardant for Rubber |
| Appearance | Off-white to White Fine Powder |
| Particle Size | ≤3 μm (Ultra-fine for optimal dispersion) |
| Density (g/cm³) | 1.15–1.25 |
| Solubility | Insoluble in water; dispersible in polar rubber processing oils |
| Flame Retardant Mechanism | Phosphorus-Nitrogen Synergistic System (Halogen-free) |
Compliance with Standards
SFR-3B1 adheres to global safety regulations, including UL94 V-0 (for rubber compounds), EU RoHS/REACH, and NFPA 701 (for textile-backed rubber). It is free from toxic halogens, ensuring minimal smoke and fume emissions during combustion.
Applications
- Automotive Components: Flame-retardant rubber seals, gaskets, and interior trim.
- Electrical Insulation: Rubber sheathing for cables and wires.
- Construction Materials: Fire-resistant rubber flooring, roofing membranes, and expansion joints.
- Public Transportation: Rubber parts for trains, buses, and subway systems.
Key Features
- High-Efficiency Flame Retardancy: Achieves UL94 V-0 rating with a low dosage (10–20 phr), minimizing impact on rubber’s mechanical properties.
- Environmental Safety: Halogen-free formulation reduces corrosive gas emissions and environmental harm.
- Thermal Stability: Maintains performance at 200–300°C, ideal for high-temperature applications.
- Process Compatibility: Easy to blend with NR, SBR, EPDM, and silicone rubber via standard mixing methods.
