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1.PP needle felt, 2.good acid resistance, 3.stable physical dimension, 4.good air permeability, 5.easy cake release - details see: https://www.machineto.com/polypropylene-nonwoven-needle-punched-filter-media-10218107

Polypropylene Nonwoven Needle Punched Filter Media

Specifications:

polyester (PET) regular needle felt

With smooth surface, needle felts made from polyester yarns have good air permeability and are not yielding. They are excellent in industrial fume dust-controlled and dust collection.

The weights are available from 350g/m²to 700g/m².

polypropylene (PP) needle felt

Benefits from the good physical and chemical characteristics of polypropylene, the PP felts are wearable, acid & alkali resistant and have good air permeability. So they are usually used in the strong acid and alkali conditions

Service:

PRE-SALE SERVICE

Detailed, professional and complete analysis can help customers with best possible understandings of their applications and requirements. Then best-use technical solutions are provided.

SALESSERVICE

With excellent language skills, our sales people can communicate well with customers from all of the worlds.

With many years experiences of import and export, our sales people are very familiar with international trade flow. These can help customers to save cost and avoid the risk.

With high responsibility, our sales people make your prompt response anytime and help you follow up the production, packing and delivery time.

AFTER SALES SERVICE

Provide customers with technical supervision for filter bag installation.

Provide customers with regular laboratory tests to monitor system and filter bag performance.

Provide customers with accurate and detailed filter bag failure analysis reports and system improvement recommendations.

Besides the dust collection application, PP needle felts are also used in the liquid filtration processes

We also provide filter bags made in this felt.

Manufacture:

Main Parameters:

Material		PP,PP yarn		PP,PP high strength yarn
Weight (g/m2)		500	550	650
Thickness (mm)		2.1	2.3	2.5
Air permeability (m3/m2/min)		12.6	10.8	8.4
Strength	warp	>960	>1200	>1500
	weft	>1060	>1500	>1800
Elongation	warp	<35	<35	<35
	weft	<55	<55	<55
Breaking strength (Mpa/min)		2.15	2.10	2.10
Operating Temp.(°C)		≤88	≤88	≤88
Max Temp.(°C)		110	110	110
Acid proof		excellent	excellent	excellent
Alkali resistance		excellent	excellent	excellent
wearing resistance		excellent	excellent	excellent
Stability to hydrolysis		excellent	excellent	excellent
After treatment		singeing or press polish		press polish both side