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The Normal Temperature Needle Punched Felt

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The Normal Temperature Needle Punched Felt






 



Introduction

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The Normal Temperature Needle Punched Felt 

 

Features

 

● The normal temperature needle punched felt have moderate temperature- resistance.

 ● It is effective normal temperature filter material. 

 

 ● Good air premeability, great twist- resistance weariable, and effective dust-cleaning performance. 

 

 ● Widely used in the field of steel, cement, chemical industry, food processing and pharmaceutical manufacturing, etc.

 

Specifications

 

The Normal Temperature Needle Punched Felt

Name

Weight
(g/m2)

Thickness
(mm)

Air permeability (m3/m2.min)

          Working

    Temperature(℃）

Thermal Shrinkage

Continuous

Peak

Warp

 Weft  

Polyester needle punched felt

400-700

1.7-2.6

8-20

130

150

≤1

≤1.5

Polypropylene needle punched felt

400-700

1.7-2.6

8-20

90

110

≤1

≤1.5

Acrylic needle punched felt

500-600

1.8-2.2

8-20

125

150

≤1

≤1.5

PTFE membrane needle punched felt

400-600

1.7-2.5

3.6-5

120

150

≤1

≤1.5

***  We have ability to use all kinds of manufacturing methods of non-woven fabric,

 combining with fibers’ specialties to design products that fit requirement of customers ***

 

Applications

 

Dust filter media

PH Value

Application

Remark

 
Polyester  (PET)

4~12

Applicable to mine, limestone, cement,
 iron and steel industries, 
alumina delivery, electrolytic aluminium, 
non-ferrous metal production, wood processing, 
food processing and pharmacy industry.

Good resistance to oxidation, while limited resistance
 to acids and alkalis. Service life will be affected by
 water content under high temperature.

Polypropylene  (PP)

1~14

Applicable to food,flour,sugar,fertilizer,
electroplating and pesticide industries.


Restricted resistance to oxidation, but excellent 
resistance to hydrolysis


Polyacrylnitrile 
Homopolymer   (DT)

3~11

Applicable to detergent,waster incineration, 
asphalt, spray dryer, coal mill and power plant 
(desulfurization part) industries.

Good resistance to hydrolysis.