Polyester Sludge Dewatering Belt

Product Features:

A sludge dewatering belt, also commonly referred to as a filter press belt, is a critical component in mechanical dewatering systems across various industries. Its primary application lies in processing sludge with extremely high moisture content, transforming it into semi-solid mud cakes with significantly lower water content. This process is vital in paper mill presses, fruit and vegetable juicing operations, municipal sewage treatment plants, and industrial wastewater treatment facilities. Utilizing the principle of physical pressing, the belt’s specialized mesh structure facilitates the rapid expulsion of water, enabling efficient dehydration. The resulting mud cakes are not only easier and more cost-effective to transport but also better suited for subsequent disposal, incineration, or resource recovery initiatives.

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Polyester Sludge Dewatering Belt – Designed for Excellent Performance

Sun Hong is made of high quality polyester material and is designed for demanding solid-liquid separation tasks. It has both excellent water permeability (for rapid drainage) and excellent retention performance (to prevent the passage of fine solid particles).
Sun Hong’s sludge dewatering belt is precisely designed to provide two main structural modes to meet different operational needs:

Herringbone weave pattern: This design provides strong mechanical strength and stable drainage channels, ensuring continuous and stable dewatering performance under high pressure.
Spiral winding plus filler design: This structure optimizes the balance between water/air permeability and material barrier properties. It can effectively prevent sludge from clogging the filter screen while accelerating the dewatering rate.

These advanced designs ensure that sludge dewatering belt can be optimally matched with various dewatering equipment (including belt filter presses, horizontal belt vacuum filters and rubber belt vacuum filters), thereby improving the overall sludge treatment efficiency.

Main Advantages of Sun Hong’s Sludge Dewatering Belt

Excellent mud cake peeling performance: The sludge dewatering belt adopts a special surface design with anti-stick properties, which can quickly and cleanly peel off the dewatered filter cake. This minimizes the accumulation of residues and reduces the downtime required for cleaning.
Optimal water permeability and anti-clogging performance: The sludge dewatering belt is professionally designed with excellent water and air permeability to ensure rapid dewatering. At the same time, its filter design can effectively block sludge particles and has strong anti-clogging performance, ensuring long-term stable operation.
Easy to clean and maintain: The unique mesh design not only facilitates mud cake peeling, but also makes the filter belt itself very easy to clean. It can effectively remove residual particles, simplify maintenance work, and extend the service life of the filter belt.

Technical Parameter of Sludge Dewatering Belt

Model of Fabrics	Wire diameter (mm)		Density (wire/cm)		Strength(N/cm)	Permeability (m³/㎡h)
Model of Fabrics	Warp	Weft	Warp	Weft	Area of the surface	Permeability (m³/㎡h)
SH16903	0.70	0.90	16.3	5	≥2200	7520
SH22903	0.50	0.90	23	5.5	≥2000	8480
SH26808	0.50	0.80	27	8.5	≥2100	5120
SH15905	0.90	0.90	15.3	5	≥4500	7840
SH151105	0.90	1.10	15.3	6.3	≥5000	9280
SH121104	0.90	1.10	12.8	4.0	≥3600	9600