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Polypropylene (PP) needle felt
Post Time : 2012-05-16
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0086 574 8813 2208
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admin@suitafilter.com
Product Details
suita selects the excellent PP fibers, which produced in big chemical fiber factories as Liaoyang etc; to produce into PP needle punched felt. Besides some properties as ordinary filter felt have the properties of anti-acid, anti-alkali and lower soften point of PP are better than polyester, and its stability of water solution is excellent, so PP needle punched filter felt is often used in the field is fume temperature under 100 , the density of acid and alkali is high or the field of filtering solid from liquid that the density of acid and alkali is high. It is applied with press-in style, suction style, bags style, centrifuge style etc liquid filtration equipment.
The PP needle punched felt, which used in liquidsolid filtration, selects different specifications of PP fibers and ordinary staple scrim or high strength filament scrim. That grams different from 350g/m2~700g/m2 and thickness different from 1.2mm~4.5mm all can be produced in our company, and can be divided into different widths. The post finished treatment includes singeing, calendaring etc.
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Comosition |
PP/PP ordinary scrim |
PP/PP high strength scrim |
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Weight g/m2 |
500 |
550 |
650 |
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Thickness mm |
2.1 |
2.3 |
2.5 |
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Air permeability m3/m2/min |
12.6 |
10.8 |
8.4 |
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Tensile strength N/5 20cm |
Warp |
>960 |
>1200 |
>1500 |
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Weft |
>1060 |
>1500 |
>1800 |
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Tensile elongation % |
Warp |
<35 |
<35 |
<35 |
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Weft |
<55 |
<55 |
<55 |
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Broken strength Mpa/min |
2.15 |
2.10 |
2.10 |
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Working temperature |
88 |
88 |
88 |
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Short working temperature |
110 |
110 |
110 |
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Anti-acid |
Excellent |
Excellent |
Excellent |
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Anti-alkali |
Excellent |
Excellent |
Excellent |
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Anti-abrasion |
Excellent |
Excellent |
Excellent |
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The stability of water solution |
Excellent |
Excellent |
Excellent |
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Finishing treatment |
Singeing or high temperature press |
High temperature press on both sides |
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Product Quality
Product Name: Polypropylene (PP) needle felt
