Glassfiber nonwoven needle felt dust filter bag filter cloth

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