What are the main applications for P84 needle-punched filter felt?

P84 needle-punched filter felt is primarily used in high-temperature filtration applications such as cement production, waste incineration, and power generation facilities. Its high-temperature resistance and chemical stability make it ideal for capturing dust and particulates in these harsh environments.

How does the P84 material compare to other filter felt materials?

P84 Polyimide stands out for its superior resistance to a broad range of chemicals and its ability to operate at continuous high temperatures up to 260°C. This makes it more suitable for extreme conditions compared to materials like polyester or polypropylene, which have lower temperature and chemical resistance limits.

What are the maintenance considerations for P84 filter felt?

Regular inspection and cleaning are essential to maintain the performance of P84 filter felt. Due to its high-temperature resistance, it can be cleaned using hot gas or chemical wash methods, which are effective in removing accumulated dust and restoring the filter's efficiency without damaging the material.

P84 High-Temperature-Resistant Needle-Punched Filter Felt

P84 Needle-Punched Filter Felt for Extreme Temperature Filtration

P84 high-temperature needle-punched filter felt is a new high-temperature-resistant product manufactured by our company using polyimide (INSPECF IBERS) fibers produced by LENZING of Austria, under the guidance of a specialized foreign company. We are one of the few companies in China that mass-produces this filter material.

Customization Service:

Specifications and dimensions can be customized according to customer requirements.

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Why Choose P84 Needle-Punched Filter Felt for High-Temperature Filtration?

P84 high-temperature needle-punched filter felt is a new high-temperature-resistant product manufactured by our company using polyimide (INSPECF IBERS) fibers produced by LENZING of Austria, under the guidance of specialized foreign companies. We are one of the few enterprises in China that mass-produces this filter material.

This filter material has the following three notable features:

Outstanding temperature resistance: It operates at temperatures up to 260°C and maintains a safety margin even during shutdowns or unexpected incidents.
Excellent chemical resistance: Over more than a decade of use in waste incineration operations, it has proven to provide reliable filtration against acidic exhaust gases and alkaline dust.
Low backwash pressure and high filter cake detachment efficiency: Due to the high fineness and irregular cross-section of the fibers, the surface area is maximized, creating a large number of microscopic pores; surface filtration is more effective than depth filtration. Dust is retained only on the surface of the filter felt and cannot penetrate into its interior; consequently, backwash pressure is low, filter cake detachment efficiency is significantly improved, and the material offers excellent collection efficiency for fine particles while maintaining a low operating pressure drop.

To date, this filter media has accumulated extensive application experience in settings such as asphalt plants, cement plants, waste incinerators, fluidized bed boilers, and coal-fired boilers.

Technical Specifications and Advantages

STEP 1

High-Temperature Resistance

The P84 needle-punched filter felt can withstand continuous temperatures up to 260°C, making it suitable for extreme industrial environments.

STEP 2

Chemical Resistance

Made from P84 Polyimide, our filter felt resists a wide range of chemicals, ensuring long-lasting performance in chemically aggressive settings.

STEP 3

Durable Construction

With a weight of ≥600g/m², the P84 filter felt provides a robust filtration barrier that maintains its integrity under heavy loads.

STEP 4

Flexible Filtration

The 2mm thickness of our P84 filter felt offers a balance between strength and flexibility, a variety of filtration systems without compromising performance.