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Specifications
1. High Temperature resistant2. Corrosion resistance
3. Good hydrolysis stability
4. Wear resistance
5. Flame resistance
PTFE needle felt is made by a three-dimensional and has a very strong high temperature resistance, wear resistance, corrosion resistance, chemical stability and good hydrolyzed resistance. It is easy to clean dust with its smooth surface, continuous working temperature 240°C, peak 260°C.
It widely used in steel, power, waste incineration flue gas filtration and other harsh environments.
The technical data of PTFE needled felt
Article Name | PTFE needled felt-1 | PTFE needled felt-2 | |
Ingredients | Fiber | 100%PTFE | 100%PTFE |
Scrim | 100%PTFE | 100%PTFE | |
Weight | g/m2 | 750 | 750 |
Thickness | mm | 1.2 | 1.3 |
Density | g/m³ | 0.63 | 0.62 |
Permeability | L/dm2.min | 100 | 140 |
Tensile breaking strength(N/5cm) | Warp | ≥700 | ≥600 |
Weft | ≥700 | ≥600 | |
Elongation @200N/5cm | Warp | <5 | <5 |
Weft | <5 | <5 | |
Maximum shrink of 90 mins | Temperature(°C) | 260 | 260 |
% | ≤3 | ≤3 | |
Service Temperature (°C) | Continuous | 240 | 240 |
Instant | 260 | 260 | |
Finishing | Heat setting, PTFE coating | ||
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