china leading filter plate manufacturer

LONGONE specializes in manufacturing premium filter press plates for industrial filtration worldwide. Our advanced production ensures durability, efficiency, and compatibility with major international press brands.

Broad Compatibility

Designed to fit most major filter press brands and models without costly modifications.

Extended Service Life

Engineered with high-grade PP and reinforced materials to resist deformation, cracking and chemical attack.

Precision Dimensional Accuracy

Every plate is manufactured to tight tolerances, ensuring consistent sealing performance and reliable cake formation.

LONGONE

filter press plates

From standard recessed plates to high-pressure membrane plates, LONGONE offers a complete range of filter press plate types to match your process requirements.

Chamber Filter Plates

The most widely used filter plate type for reliable sludge dewatering and solid-liquid separation.

CGR Filter Plates

Cord-locked filter cloth creates a near-zero-leakage seal, perfect for corrosive or chemical slurries.

Membrane Filter Plates

nflatable membrane squeezes filter cake after filtration, achieving lower moisture content and shorter cycles.

Plate and Frame Plates

Adjustable frame thickness allows flexible cake depth control, ideal for fine and specialty filtration.
Custom Manufacturing

Customized Filter Plate Solutions

No two filtration systems are identical. LONGONE provides full customization across every key parameter of filter plate design, allowing you to specify the exact configuration required for your process or replacement project.

About LONGONE

LONGONE is a China-based manufacturer specializing in the design and production of filter press plates for industrial solid-liquid separation applications. With years of focused experience in filtration components, we supply chamber filter plates, membrane filter plates, CGR gasketed plates and plate-and-frame filter plates to customers across more than 30 countries.
Our manufacturing facility is equipped with advanced processing machinery and strict quality inspection systems to ensure every plate meets dimensional, mechanical and chemical resistance requirements. We work directly with procurement teams, equipment manufacturers and end users to provide the right plate specification for each application — whether it is a standard replacement order or a fully customized plate pack.
At LONGONE, we believe that filter plate performance is non-negotiable. That is why we invest in material selection, mold precision and process consistency at every stage of production.

Years of Experience
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Happy Clients
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Why Choose LONGONE

Our top priority is customer satisfaction and we work closely with clients to understand their unique needs and goals.

Manufacturer-Direct Pricing

Buy directly from the factory — no middlemen, no inflated margins, just competitive pricing and full production transparency on every order.

Compatible with Most Global Filter Press Brands

Our plates are engineered to fit presses from major international brands, making replacement and upgrade projects straightforward and cost-effective.

Responsive Technical and Commercial Support

From specification review to after-sales follow-up, our team responds quickly with accurate answers — so your project stays on schedule.

our factory

Our Manufacturing Facility

LONGONE operates a state-of-the-art production facility equipped with advanced molding technology and automated quality control systems, ensuring consistent manufacturing excellence and rapid delivery for global customers.

Certifications & Quality Standards

Our filter plates meet international quality standards with comprehensive certifications. LONGONE maintains strict quality management systems, ensuring every product delivers reliable performance and industry compliance globally.

Get a Quote

Ready to Source Filter Plates? Let's Talk.

Tell us your plate size, type, quantity and application — our team will review your requirements and respond with a detailed quotation within 24 hours.

What to Share With Us:

Whether you need 10 replacement plates or a full production plate pack, LONGONE is ready — send your inquiry now and receive a response within 24 hours.

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