polyester needle punched anti-static blend dust filter fabricÂ
Riqi (Hangzhou) filter technology co., ltd. filter polyester needle punched felt is made from 1-2.5D PE filber Weaving reinforced substrates with High strength and
low elongation Yarn,Through needle punched reinforcement and
finishing-treatment process.The product has the special
characteristics of high porosity, good permeability, acid
resistance and moderate alkalinity of ordinary felt filter
cloth.And very good wear resistance.One of the mostly used kinds of
felt filter material.
Weight from 350gsm to 800g/m2 thickness from 1mm to 4mm .
 Finishing treatment : calendering , singeing,heating , PTFE
coated. It has the characteristics of stable size, easy cleaning,
long service life and so on.
Technical data sheetÂ
| material | Polyester fiber | Â | Polyester fiber |
| scrim | polyester | Â | polyester |
| weight | 500g/m2 | Â | 550g/m2 |
| Thickness | 1.70mm | Â | 2.00mm |
| Tensile strength |  | warp | ≥11500N / 5cm |  | ≥1200N / 5cm |  |
|  | weft | ≥1500N / 5cm |  | ≥1600N / 5cm |  |
| Tensile elongation (%) |  | warp | ≤30% |  | ≤30% |  |
|  | weft | ≤45% |  | ≤45% |  |
| Air permeabilithy(m3/m2·min) | 14 |  | 12 |
| 130ºC Dry heat shrinkage warp | < 1% |  | < 1% |
| 130ºC Dry heat shrinkage weft | < 1% |  | < 1% |
| Working temperature | 130deg ºC |  | 130deg ºC |
| Peak temperature | 150deg ºC |  | 150deg ºC |
| Finishing treatment | Heating,singeing , calendering | Â | Heating,singeing , calendering |
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Application : Mainly used in furniture, ceramics, powder coatings,
batteries, cement, metallurgy, chemical, building materials,
smelting, power generation, machinery, mines, petroleum, medicine,
dyes, food,Grain processing and other manufacturers dust collect .
Weight from 350gsm to 800g/m2 thickness from 1mm to 4mm .
 Finishing treatment : calendering , singeing,heating , PTFE
coated. It has the characteristics of stable size, easy cleaning,
long service life and so on.
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Riqi (Hangzhou) filter technology co., ltd. has grown up to be one
of leading manufacturer on dust filtration&spare parts in
China.We have imported filter needle felt production line ASSELIN
from France and we can produce very good quality non-woven products
according customer's requirment.
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Based on 8 needle felt production line ,our annual production
ability can achieved 20,000 square meters per day . We can produce
a large range of various filter fabric, such as polyester filter
fabric, Acrylic filter fabric, Fiberglass filter fabric, PPS filter
fabric, Nomex ,P84 ,PTFE ,woven filter fabric and so on.
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The most important thing is that we introduced German high
technology to develop the first filter bag production line in
China. Which help most filter bag production factory save a lot of
human lab our cost but promote the work effection . The advanced
technology and simple operation way of automatic filter bag
production line has won a lot of customer's praise.
Q:Â ,What certifacation you have?
We have got ISO9001 and SGS certification
Q:Â How long is your delivery time?
A: Generally it is 5-10 working days if the goods are in stock. or
it is 15-20 days if the goods are not in stock.It depends on theÂ
quantity.Q: Do you provide samples ? is it free or extra ?
A: Yes, we could offer the sample for free charge but do not pay
the cost of freight.Q: What is your terms of payment ?
A: Payment≤1000USD, 100% in advance. Payment≥1000USD, 30% T/T
in advance, balance before shippment.
 Q. Do you test all your goods before delivery?
A: Yes, we have 100% test before delivery
Q: How do you make our business long-term and good relationship?
A:1. We keep good quality and competitive price to ensure our
customers benefit ;
  2. We respect every customer as our friend and we sincerely do
business and make friends with them.
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Q:What should I do if I'm not satisfied with your product?
A:Please contact us as soon as possible and tell us where went
wrong.We can only accept refund or exchange if there is any quality
issue.
IF you have some interesting please contact us without any
hesitate, we will reply you within 24 hours and welcome to have a
visit to our factory for more further business and know each other
better. We do have the keen interesting to cooperate with you near
future.
alkaline resistance PTFE Filter Cloth 300 Micron 200 Micron 40 Mesh
