zhangjiagang 17s commerce co.,ltd
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Aramid Needled Felt Nomex Punched Filter Cloths 500g Aramid Needling Fabric
Construction
Aramid needling felt is also called nomex punched felt. It has features of
1. High Temperature resistant
2. Resists flexing and abrasion
3. Effect of moisture
4. Good chemical resistance
5. Dimensional Stability
6. Flame resistance
Main Features of needled felt MAN500
| Item | 17SMAN500 | |
| Name | aramid felt 500 | |
| Construction | Needle-punched | |
| Compositions | aramid fiber | |
| Weight (g/m2) | 500 | |
| Thickness (mm) | 17 | |
| Air permiability (m3/m2/min) | >800 | |
| Tensile strength (N/5×20cm0 | warp | >1200 |
| weft | <35 | |
| Tensile enlongation (%) | warp | <55 |
| weft | 2.4 | |
| Broken strength (Mpa/min) | ≤204 | |
| Continuous working temperature (℃) | 200 | |
| Short time Working temperature (℃) | 240 | |
| Anti-acid | Medial | |
| Anti-alkali | Excellent | |
| Anti-abrasion | Excellent | |
| The stability of water solution | Medial | |
| Finishing treatment | Singeing, heat-setting, calendaring | |
Chemical Resistance
| Hydrolysis | Biological (mildew, bacteria) | Alkalis | Mineral Acids | Orgnic Acids | Oxidising Agents | Orgnic Solvents |
| poor | no effect | good | fair | fair | poor | very good |
Applications:
• Tail gas/fume/dust from metallurgical plant
• Chemical Resistance to weak Acids, weak Alkalis and Organic Solvents
• Carbon black plant, iron works(blast furnace gas)
• Cement plant (tail gas from vertical kiln),
• Petroleum fumes from mixing round the beton and asphaltum
• Coal fired boiler
