As a professional plate and frame filter manufacturer, Longone provides reliable and cost-effective filtration solutions for efficient solid-liquid separation. Our plate and frame filters are engineered for stable pressure performance, uniform cake formation, and easy maintenance. Designed for batch filtration processes, they are widely used in industries requiring clear filtrate and consistent separation results. With strong manufacturing capability and customizable configurations, we supply complete filtration systems tailored to different material characteristics and processing capacities.
• Large Filtration Area – Modular plate design allows flexible expansion to increase processing capacity.
• Simple and Durable Structure – Robust frame construction ensures long service life and mechanical stability.
• High Filtration Precision – Compatible with various filter cloth densities to meet different separation requirements.
• Efficient Cake Formation—Uniform chamber pressure results in consistent and easy-to-discharge filter cakes.
• Flexible Customization – Available in multiple plate sizes, materials, and pressure ratings.
A filter press is a highly integrated system where each component plays a specific role. Below is a summarized list that helps you match the physical diagram with actual parts in the equipment.
1. Thrust Plate 2. Membrane Plates 3. Chamber Plates 4. Middle Support 5. Main Beam 6. Compression Plate 7. Hydraulic Cylinder 8. Automatic Shifting System 9. Hydraulic Station 10. Squeezing Tube
Our plate and frame filters are widely used across multiple industries:
Wastewater Treatment – Sludge dewatering and suspended solids removal before discharge.
Chemical Processing – Solid-liquid separation in catalyst recovery and product purification.
Food & Beverage – Clarification of juices, edible oils, syrups, and fermentation liquids.
Pharmaceutical – API filtration and intermediate product purification.
Mining & Mineral Processing – Concentrate dewatering and tailings treatment.

Q1: What materials are available for filter plates?
Polypropylene is standard, with other materials available depending on chemical compatibility.
Q2: Is the plate and frame filter automatic?
It operates in batch mode and can be equipped with hydraulic compression systems.
Q3: How can I shorten filtration cycles?
Optimize feed pressure, select proper cloth density, and adjust chamber thickness.
Q4: Can the system be customized?
Yes, we provide customized designs based on slurry composition and capacity requirements.
Q5: How do I select the right model?
Our engineers analyze your material properties, flow rate, and filtration goals to recommend the optimal solution.
If you are looking for a dependable plate and frame filter manufacturer, contact us today to receive tailored recommendations and a competitive quotation. Our team is ready to support your filtration project with professional expertise and responsive service.
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