P84 (Polyimide) needle punched felt has the feature of high temperature resistant filter material, good chemical resistance, good air permeability and high filtration efficiency, which is mostly applied in Cement kiln, Asphalt, Waster Incinerator, coal boilers, etc.
Fiber Composition | P84 2D 100% |
---|---|
Base Fabric Composition | P84 |
Weight(g/m²) | 550 |
Thickness (mm) | 2.4 |
Density (g/m³) | 0.24 |
Air Permeability(m³/m²/min@12.7mmH2O) | 10 |
Warp Strength (N/5×20cm) | 800 |
Weft Strength (N/5×20cm) | 1100 |
300℃ Warp Dry Heat Shrink Rate (%) | <1 |
300℃ Weft Dry Heat Shrink Rate (%) | <1 |
Working Temperature (℃) | 240 |
Short Working Temperature (℃) | 280 |
Surface Treatment/th> | Singeing、calendaring、heat setting |