PFM SCREEN Filter Belts Specialize in Paper Machine Clothing, Polyester Mesh Conveyor Belts, Filter Belts
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Filter Belts

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Filter Belts

PFM SCREEN · FILTER BELTS

Polyester Filter Belts and Dewatering Belts for Solid-Liquid Separation

Custom-engineered woven filter belts, spiral press filter belts, and vacuum filter belts for sludge dewatering, FGD desulfurization, juice pressing, and industrial drying — serving 50+ countries since 1987.

6
Belt Types
35+
Years Manufacturing
FDA
EU
Food Certified
50+
Countries Served

WHAT ARE FILTER BELTS?

Precision-Woven Filter Belts for Every Dewatering and Filtration Challenge

PFM Screen's polyester filter belts are industrial fabric belts specifically engineered for solid-liquid separation, sludge dewatering, and filtration across a wide range of industries. Each belt is precision-woven from polyester, nylon, or polypropylene monofilaments and configured to match your specific process — mesh size, weave pattern, air permeability, belt width, and joining method — so you get the exact filtration efficiency and service life your application demands.

The filtration mesh can be as fine as 2 micrometers, enabling removal of suspended particles invisible to the naked eye, clarification of fruit juices, or fine mineral slurry filtration. For heavy-duty dewatering — municipal sludge on a belt filter press, industrial slurries, or power plant FGD gypsum dewatering — our woven press filter belts, spiral press filter belts, and vacuum filter belts provide the mechanical strength, chemical resistance, and drainage performance to maximize throughput.

All filter belts undergo high-temperature heat-setting before delivery — ensuring dimensional stability, consistent air permeability, and minimal elongation throughout the belt's service life. Contact our engineering team to discuss your application and receive a tailored belt specification.

TECHNICAL SPECIFICATIONS

Belt Materials
Polyester · Nylon · Polypropylene · PPS
Max Belt Width
Up to 8 meters
Temperature Range
-20°C to 200°C (PPS: 240°C)
Filtration Accuracy
2 µm to 100+ µm
Chemical Resistance
pH 1 – 14
Joining Methods
Clipper · Spiral seam · Endless
Certifications
US FDA · EU Food Contact Regulations

SELECTION GUIDE

Which Filter Belt Is Right for Your Application?

PFM Screen offers 6 specialized filter belt types. Use this guide to match your filtration or dewatering process to the right belt — or contact us for a direct engineering recommendation.

Sludge Dewatering on Belt Filter Press
Municipal sludge · Industrial slurry · Biological sludge · Fruit juice pressing
→ Woven Press Filter Belt (Sludge Dewatering Belt)
Power Plant FGD Desulfurization
Limestone-gypsum dehydration · Mine tailings · Horizontal vacuum belt filter
→ Vacuum Filter Belt (FGD / Desulfurization Belt)
Spiral Belt Press and Solid-Liquid Separation
Chemical · Mining · Wastewater treatment · No seam in filtration area
→ Spiral Mesh Press Filter Belt
Food Processing, Washing and Conveying
Fruit and vegetable washing · Pasta drying · FDA-compliant food contact
→ Reinforced Polyester Dewatering Mesh Belt (TPU/PVC edge)
Mineral Screening, Material Separation and Drying
Mining slurry filtration · Nonwoven forming · Food drying · Wood chip screening
→ Linear Screen Mesh Belt (2-shed / 3-shed)
Dewatering, Drying and Dryer Screen Applications
Fibrous product dewatering · Nonwoven drying · Gypsum board · High-temp up to 240°C (PPS)
→ Polyester Spiral Mesh Belt

APPLICATIONS OF FILTER BELTS

Filter Belts for 50+ Industries Worldwide

Our polyester filter belts, sludge dewatering belts, and vacuum filter belts solve solid-liquid separation challenges across a broad spectrum of industries. Whatever your process, we have a belt solution.

Sewage Treatment    Municipal Sludge Dewatering    Power Plant FGD Desulfurization    Fruit and Vegetable Juice Pressing    Food Processing and Drying    Mineral Washing and Mining Slurry Filtration    Pulp and Paper Dewatering    Chemical and Pharmaceutical Filtration    Coal Washing and Tailings    Nonwoven Fabric Forming    Dairy Industry Filtration    Fish and Seafood Processing    Gypsum Board Production    Industrial Sludge Drying and Dryer Screen

WHY CHOOSE PFM SCREEN

What Makes Our Filter Belts Different

Precision Filtration Engineering

Mesh accuracy from 2 µm to 100+ µm. Every belt is engineered to your process — particle size, throughput rate, air permeability — not simply selected from a catalogue.

Long Service Life

High-strength monofilament yarns, reinforced edge treatments, and mandatory heat-setting deliver sustained dimensional stability and chemical resistance across your full operating pH range (1–14).

High Temperature Resistance

Polyester belts operate continuously at up to 150°C. PPS-material spiral belts handle up to 240°C for the most demanding drying and thermal processing environments.

FDA and EU Food Certified

Selected belt types carry US FDA approval and comply with EU food contact regulations — safe for direct food contact in juice extraction, vegetable washing, dairy filtration, and food drying.

COMPATIBLE EQUIPMENT

Filter Belt Compatibility: Belt Filter Press, Vacuum Belt Filter and More


Equipment / Machine TypeRecommended Belt
Belt Filter Press (sludge dewatering)Woven Press Filter Belt
Horizontal Vacuum Belt Filter (FGD)Vacuum Filter Belt
Spiral / Drum Press FilterSpiral Mesh Press Filter Belt
Food Washing / Conveyor System (FDA)Reinforced Polyester Mesh Belt

Equipment / Machine TypeRecommended Belt
Linear Vibrating Screen / SeparatorLinear Screen Mesh Belt
Multi-stage Hot Air Dryer / Gypsum Board DryerPolyester Spiral Mesh Belt
Nonwoven Forming Line (Spunbond / Wetlaid)Spiral Mesh Belt / Linear Screen
Andritz · Alfa Laval · Komline · AshbrookCustom OEM-spec belts available

GET STARTED TODAY

Ready to Solve Your Filtration or Dewatering Challenge?

Share your application details — filtration type, solid particle size, operating temperature, pH range, belt press brand, and required belt dimensions — our engineers will specify the optimal filter belt configuration and provide a tailored quotation within 24 hours.

Tel: +86 316 218 8808 · WhatsApp: +86 153 6967 9157 · polyestermesh@pfmscreen.com

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