This article explores the critical role of filter presses in solid-liquid separation for ink wastewater treatment. It details the operating principles of filter presses regarding flocculation pretreatment and sludge dewatering, while highlighting automatic chamber filter presses and automatic membrane filter presses—machine capable of significantly reducing filter cake moisture content and hazardous waste disposal costs, thereby helping enterprises meet environmental compliance standards. Read More

Recovering ultrafine particles from kaolin processing wastewater is a challenge for the industry; filter presses, with their high-pressure filtration and excellent solid-liquid separation capabilities, have become the core equipment for addressing this issue. Filter presses offer significant advantages—such as high recovery rates, low filter cake moisture content, and stable operation—when handling ultrafine, high-viscosity slurries, making them the ideal choice for kaolin wastewater treatment. Read More

Waste electrolyte generated during gold and silver electrolysis typically contains recoverable precious metal particles, placing high demands on the dewatering performance and recovery efficiency of solid-liquid separation machine. Thanks to its outstanding advantages, the automatic enclosed membrane filter press is widely used in the treatment of electrolysis waste liquids, precious metal recovery, and high-value solid-liquid separation projects, serving as a key solution for achieving efficient dewatering and resource recovery. Read More

This article provides a professional selection guide for global buyers regarding the choice of filter cloths for industrial filter presses. It begins by examining material chemical properties, comparing the acid/alkali resistance and abrasion resistance of various materials, and analyzes how different weave patterns—such as twill and satin—affect cake discharge and retention efficiency. Finally, it highlights the critical role of parameters like cloth strength and air permeability in optimizing solid-liquid separation processes. Read More