Polyester Nonwoven Needle Felt
Application
Cement industry Asphalt industry
Power Plants Coal industry
Carbon black industry Chemical industry Smelting industry
Specification
Material | Polyester Fiber /Polyester scrim
| |||||
Weight(g/m2) | 400 | 450 | 500 | 550 | 600 | |
Thickness(mm) | 1.4 | 1.6 | 1.8 | 2.0 | 2.2 | |
Air Permeability(m3/m2/min) | 21 | 18 | 16 | 13 | 12 | |
Tensile strength (n/5 x 20cm) | Warp | >1000 | >1000 | >1100 | >1100 | >1150 |
Weft | >1350 | >1400 | >1500 | >1550 | >1600 | |
Elongation (%) | Warp | < 25 | < 25 | < 25 | < 25 | < 25 |
Weft | < 45 | < 45 | < 45 | < 45 | < 45 | |
Working temperature(°C) | Continues | ≤130 | ≤130 | ≤130 | ≤130 | ≤130 |
Instant | 150 | 150 | 150 | 150 | 150 | |
Finishing Treatment |
Singeing,Het setting,Calendering | |||||
Features
Heading Polyester felt can be produced by ordinary staple scrim or high strength filament scrim, due to the customer demands,Weight ranges from 350 g/m2 to 800 g/m2.
Filter bag
