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Polyimide P84 Filter Bag

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Polyimide P84 Filter Bag

Application Scenarios

P84 filter bag delivers remarkable results in air purification, flue gas and dust control, and other fields across various industries, including cement kilns, iron and steel manufacturing, foundry, production of new energy positive and negative electrode materials, chemical industry, coal-fired boilers, and more.

Product Description

Product Advantages

(1) High temperature resistance: continuous operating temperature up to 240°C, instantaneous temperature up to 260°C;

(2) Corrosion resistance: with excellent inertness and chemical stability, it can be used for long periods in corrosive media such as acids and alkalis;

(3) Ultra-clean emissions: its micro-nano pore structure effectively filters fine particles and dust, delivering outstanding filtration efficiency with extremely high precision;

(4) Mechanical wear resistance: P84 offers excellent abrasion resistance, maintaining stable filtration performance under harsh working conditions and extending service life.


Technical Advantages

(1) Optimized structure: high temperature resistance, corrosion resistance, and high strength;

(2) High efficiency and low resistance: three-dimensional filter media structure, easy dust cleaning, and high-efficiency filtration;

(3) Long service life: stable, high-standard manufacturing processes ensure a long product lifespan.

Product Show

Product Name: P84 Needle Punched Felt

Fiber: Polyimide

Base Fabric: Polyimide

Weight per Square Meter: 500 g/m²

Thickness: 2.3 mm

Density: 0.28 g/cm³

Air Permeability: 12 L/(m²·s)

Longitudinal Breaking Strength: ≥650 N/5cm

Transverse Breaking Strength: ≥850 N/5cm

Elongation @200N/5cm (Longitudinal): <5%

Elongation @200N/5cm (Transverse): <5%

Thermal Shrinkage (150℃, 90min): 1%

Bursting Strength: >300 N/cm²

Operating Temperature: Continuous 260℃, Instantaneous 280℃

Post-treatment: Heat setting, singeing and calendering

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