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500g Water Proof Polyester Needle Punched Felt

500g Water Proof Polyester Needle Punched Felt

Water proof polyester needle punched felt are mainly used for high Moisture content working conditions . How to test the water proof fuction Drop a drop of water to the polyester needle punched felt Then flow it , if the water enter into the polyester needle punched felt , it hasn't any...

Function

Water proof polyester needle punched felt are mainly used for high Moisture content working conditions .


How to test the water proof fuction 


  1. Drop a drop of water to the polyester needle punched felt 

  2. Then flow it , if the water enter into the polyester needle punched felt , it hasn't any water proof treatment . 

  3. If the water become many small drops on the polyester needle punched felt and free slip through the surface of polyester needle felt , it means that this kind of polyester needle punched felt have water proof treatment like the below photo .


Polyester needle felt (7).jpg

Welcome to wholesale the certified 500g water proof polyester needle punched felt with our professional manufacturers. We're equipped with a productive factory at your service. Please be free to contact us for more details.

Fiber Composition

Polyester fiber (PET)

Weight (g/m2)

500

Thickness (mm)

1.8-2.0

Operating temperature

degree  C

130

instant temperature  (degree C

150

Air permeability (m3/m2/min)

8-12

Width(mm)

2150

Break strength (Mpa/min)

Warp ≥1000

Weft ≥1300

Liner shrinkage%

Warp ≤ 1.5

Weft ≤1

Break elongation%

Warp 35

Weft 50

Chemical Finish

Water and oil repellent

Resistance to Acid

Fair

Resistance to Alkali

Poor

Mechanical Finish

Heat-set and Singed one side

Resistance to Abrasion

Excellent

Resistance to Oxidation

Good

Resistance to Hydrolysis

Poor 

Size

Φ130*2450 Φ130*2500Φ130*3060Φ130*3800Φ130*6000 


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