zhangjiagang 17s commerce co.,ltd
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800g PTFE Needled Felt High Temperature 100% PTFE Punched Filter Cloths Filter Felt King
Description
PTFE needle punched felt are produced from 100% PTFE fiber which has been punched in three-dimentional structure. They have excellent features such as excellent flexibility, molding capability, high tensile strength, creep resistance, high and low temperature resistance, corrosion resistance and anti-aging. 100% PTFE filter material can meet requirements in hostile environments of temperature fluctuating and acid & alkali in all PH range. The lifespan of PTFE filter material will be guaranteed for over 4 years as long as the temperature is controlled under the maximum operating temperature.
Features:
• Be composed of 100% pure PTFE;
• Can operate at 240 °C continuously;
• Acid and alkali Resistance, corrosion resistance,have storong chemical stability (0-14 PH)
• Can be used under high humidity environment;
• Low shrinkage rate even if under high temperature,
• Aging resistance;
Data of needled felt PTFEN800
| Item | 17SPTFEN800 | |
| Name | PTFEN800 | |
| Compositions | 100%PTFE | |
| Weight (g/ m2) | 800 | |
| Thickness (mm) | 1.0～1.5 | |
| Air permeability (L/m2/s) | 1.8-3.6 | |
| Tensile strength | wrap | ≥600 |
| (N/5 20cm) | weft | ≥800 |
| Tensile Elongation(％) | wrap | <20 |
| weft | <50 | |
| Broken strength | 1.95 | |
| (Mpa/min) | ||
| Continuous working temperature(℃) | ≤250 | |
| Short time Working temperature(℃) | 300 | |
| Anti-acid | Excellent | |
| Anti-alkali | Excellent | |
| Anti-abrasion | Excellent | |
| The stability of water solution | Excellent | |
| Finishing treatment | Singeing,Het setting,Calendering | |
Anti Chemical Properties
| Hydrolysis | Biological (mildew, bacteria) | Alkalis | Mineral Acids | Orgnic Acids | Oxidising Agents | Orgnic Solvents |
| excellent | excellent | excellent | excellent | excellent | excellent | excellent |
Applications
• Glass
• Combustion
• Coal burning boiler
• waste incineration
• carbon black producing
• Tio2 producing for fume treatment or dust collection