| TECHNICAL INDEXES | ||||||||
| PTFE+PPS Composite Needle Felt PTFE | ||||||||
| Item | Unit | Parameter | ||||||
| Material | Face:PTFE, PPS Fiber | Scrim:100%PTFE | ||||||
| Grammas Per Square Meter | g/m 2 | 650±5% | ||||||
| Thickness | mm | 1.8±0.2 | ||||||
| Air Permeability(200Pa) | L/dm 2 .min | 120 ~ 150 | ||||||
| Temperature Resistance | Cont | ºC | 170 | |||||
| Peaks | 210 | |||||||
| Minimum Breaking Strength | Warp | N/50*200mm | ≥900 | |||||
| Weft | ≥1200 | |||||||
| Elongation at Break | Warp | % | ≤10 | |||||
| Weft | ≤50 | |||||||
| Surface Design Treatment | Singeing,Calendering,Heat-set,PTFE Treatment | |||||||
| Using Scope | Waste Incineration,Coal-fired Power Plant | |||||||
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