Belt Press Filter Cloth
Polyester Dewatering Belts • Spiral Dryer Fabrics • Sludge Press Belts
High-performance belt press filter cloth from ECOGRACE for municipal sludge dewatering, mining tailings, food processing, and industrial wastewater treatment. Our dewatering belts deliver superior cake dryness, excellent drainage, and extended service life for all major belt filter press brands including Andritz, BDP, Alfa Laval, and Bellmer.
Custom Width & Length
All Press Brands
ISO 9001 Certified

Belt Press Filter Cloth Products
Complete range of belt press filter cloth engineered for optimal sludge dewatering performance. ECOGRACE manufactures woven polyester dewatering belts in various mesh patterns to match your specific press model and application requirements.
Applications by Industry
Our belt press filter cloth serves diverse industries worldwide, delivering consistent dewatering performance across different sludge types and operating conditions.
Municipal Wastewater
Sewage sludge dewatering at WWTP facilities. Achieve 20–30% dry solids with optimized belt selection for biological and primary sludge.
Mining & Mineral Processing
Tailings dewatering, coal washing, and mineral concentrate filtration. Heavy-duty belts resist abrasion from high-solids slurries.
Food & Beverage
Fruit juice extraction, brewery waste, sugar mill filtration, and starch processing. FDA-compliant materials available for food-contact applications.
Pulp & Paper
Paper mill sludge dewatering and fiber recovery. High-drainage belts maximize water removal from pulp waste streams.
Chemical & Petrochemical
Chemical sludge, oily waste treatment, and refinery wastewater. Acid and alkali resistant belt options for corrosive environments.
Palm Oil & Agriculture
Palm oil mill effluent (POME) dewatering, cassava starch, and agricultural waste processing across Southeast Asia.
Compatible Belt Filter Press Brands
ECOGRACE belt press filter cloth is manufactured as direct replacement for all major belt filter press brands worldwide:
Technical Specifications
| Parameter | Woven Filter Belt | Spiral Dryer Belt | Heavy-Duty Press Belt |
|---|---|---|---|
| Material | Polyester Monofilament | Polyester / SS Wire | Polyester Multi-filament |
| Weight (g/m²) | 600–1,000 | 800–1,200 | 1,200–1,800 |
| Air Permeability (CFM) | 100–300 | 400–800 | 50–150 |
| Tensile Strength (kN/m) | 150–300 | 80–150 | 200–400 |
| Max Width | Up to 3.5m | Up to 4.0m | Up to 3.5m |
| Seam Type | Clipper / Spiral / Endless | Spiral Link | Clipper / Endless |
| Service Life | 3,000–5,000 hrs | 2,000–4,000 hrs | 4,000–8,000 hrs |
Why Choose ECOGRACE Belt Press Filter Cloth
✓ Custom Manufacturing
Every belt is custom-made to your exact press dimensions — width, length, seam type, and mesh pattern. No stock sizes, no compromises.
✓ OEM-Equivalent Quality
Direct replacement for Andritz, Alfa Laval, BDP, and all major press brands. Same specifications, better value.
✓ Technical Support
Free belt selection assistance. Send us your press model, sludge type, and we recommend the optimal belt configuration for maximum cake dryness.
✓ Fast Global Delivery
Production in 7–15 days. Worldwide shipping with DHL/FedEx express or sea freight for bulk orders. Stock belts available for common sizes.
How to Order
Tell Us Your Press
Press brand, model, belt width & length, seam type required.
We Recommend
Our engineers select optimal weave pattern and material for your sludge type.
Custom Production
Manufacturing to your exact specifications. 7–15 days lead time.
Ship & Install
Global shipping with installation guidance. On-site support available.
Frequently Asked Questions
What is the typical service life of a belt press filter cloth?
A quality belt press filter cloth typically lasts 3,000 to 8,000 operating hours depending on the sludge type, belt tension, chemical conditioning, and maintenance practices. Municipal sludge applications usually achieve 4,000–6,000 hours, while abrasive mining slurries may reduce life to 2,000–3,000 hours.
How do I choose the right filter belt for my belt press?
Selection depends on four factors: (1) your press brand and model for correct dimensions, (2) sludge type — biological, chemical, or mineral, (3) required cake dryness target, and (4) belt tension and press speed. Contact ECOGRACE with your press specifications and we provide a free belt recommendation.
Can you supply replacement belts for Andritz and Alfa Laval presses?
Yes. We manufacture direct OEM-equivalent belt press filter cloth for all major brands including Andritz, Alfa Laval, BDP Industries, Bellmer, Komline-Sanderson, Phoenix Process, FLSmidth, and IHI/Ishigaki. Same quality specifications at competitive pricing.
What seam types are available for belt press cloths?
We offer three seam options: (1) Clipper seam — most common, easy on-site installation with metal clips; (2) Spiral seam — smooth surface, reduced marking on cake; (3) Endless (sewn) — no seam bump, best for sensitive applications. The right choice depends on your press configuration and sludge characteristics.
What is the maximum belt width you can manufacture?
Our production capability supports belt widths up to 3.5 meters for woven press belts and up to 4.0 meters for spiral dryer fabrics. Belt length is unlimited and custom-cut to your press circumference. Minimum order is 1 piece for custom sizes.
How do I extend the service life of my dewatering belt?
Key practices to maximize filter belt life: (1) Maintain proper belt tension — over-tensioning causes premature failure; (2) Ensure wash spray bars are functioning correctly; (3) Use appropriate polymer conditioning for your sludge; (4) Inspect belt tracking daily; (5) Avoid running the press dry without sludge feed.
What is the lead time and shipping options?
Standard production lead time is 7–15 working days after order confirmation. We ship worldwide via DHL/FedEx express (5–7 days delivery) or sea freight for bulk orders. Rush orders in 5–7 days production are available for urgent replacements at additional cost.
Need a Replacement Belt Press Filter Cloth?
Tell us your press brand, model, and belt dimensions. Our engineers will recommend the optimal filter cloth and provide a competitive quotation within 24 hours.




