Polyester Nonwoven Needle Punched Felt
Listing description
1)High efficiency of removing dust particle
2)Easy clear and long useful life
3)Smooth surface after Singeing,Heat setting,Calendering.
Application
Cement industry Asphalt industry
Power Plants Coal industry
Carbon black industry Chemical industry Smelting industry
Specification
|
Material
|
Polyester Fiber /Polyester scrim
|
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|
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(℃)
|
Continues
|
≤130
|
≤130
|
≤130
|
≤130
|
≤130
|
|
Instant
|
150
|
150
|
150
|
150
|
150
|
|
|
Finishing Treatment
|
Singeing,Het setting,Calendering
|
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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.