| Nomex Needle Felt | ||||||||
| Item | Unit | Parameter | ||||||
| Material | Face : 100%Nomex Fiber | Scrim : Nomex | ||||||
| Grammas Per Square Meter | g/m 2 | 500±5% | ||||||
| Thickness | mm | 1.9±0.2 | ||||||
| Air Permeability(200Pa) | L/dm 2 .min | 120 ~ 150 | ||||||
| Cont | ºC | 204 | ||||||
| Temperature Resistance | Peaks | 240 | ||||||
| Warp | N/50*200mm | ≥800 | ||||||
| Minimum Breaking Strength | Weft | ≥1000 | ||||||
| Warp | % | ≤30 | ||||||
| Elongation at Break | Weft | ≤50 | ||||||
| Surface Design Treatment | Singeing,Calendering,Heat-set | |||||||
| Using Scope | Cement klin head and tail , Asphalt Mixing | |||||||