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Filter Press Equipment

Advanced Filter Press Technology

Since 1997, Luzhou Changjie has delivered intelligent, high-efficiency filtration solutions for coal, metallurgy, chemical, and non-ferrous industries.

1997
Founded
5%
Min Cake Moisture
3000T/d
Max Capacity
99.5%
Washing Efficiency

Since 1997 — Engineering Excellence in Filtration

Luzhou Changjie Filter Equipment Co., Ltd. is a leading manufacturer of intelligent, high-efficiency filter presses. With over 25 years of experience, we specialize in side-feeding filter press systems that deliver complete filter cakes, deep three-stage filtration, and water-saving washing technologies.

Our patented innovations include intelligent moisture control, online diagnosis of damaged filter cloth, and water-free regeneration systems — ensuring maximum uptime, reduced maintenance, and lower operational costs.

  • Smart Management & Automation
  • Low Energy Consumption
  • Modular Design for Cost Efficiency
  • Global Client Support & Service
Factory Overview

Core Technological Advantages

Our filter presses integrate cutting-edge engineering to maximize efficiency, reduce costs, and ensure reliability across demanding industrial environments.

Water-Saving Washing

Advanced washing systems reduce water usage by up to 40% while maintaining >99.5% washing efficiency.

Smart Moisture Control

Intelligent sensors ensure uniform cake moisture, achieving as low as 5% for optimal dewatering.

Online Cloth Diagnosis

Real-time monitoring detects filter cloth damage, preventing leaks and reducing downtime.

Water-Free Regeneration

Patented system cleans filter cloths without water, reducing waste and operational costs.

Our Product Range

Engineered for performance, reliability, and intelligent operation across industries.

CJZH Series Filter Press

CJZH Series

High-Efficiency Intelligent Filter Press

  • • Smart management system
  • • Cake moisture as low as 5%
  • • Up to 3000T/d capacity
  • • Patented cloth self-diagnosis
  • • Modular design for cost savings
  • • Low energy consumption
CJWH Series Filter Press

CJWH Series

Intelligent Washing Filter Press

  • • All-in-one washing & filtration
  • • Up to 99.5% washing efficiency
  • • Moisture content <5%
  • • Smart control system
  • • Extremely low maintenance
  • • Ideal for chemical recovery
CJAH Series Filter Press

CJAH Series

Automation High-Efficiency Filter Press

  • • Low cake moisture
  • • High production capacity
  • • Full automation
  • • Non-membrane squeezing
  • • Stable & reliable operation
  • • Proven control system
CJF Valve

CJF Valve

Clamping / Pinch Valve

  • • Anti-wearing & anti-corrosion
  • • Low flow resistance
  • • Simple, reliable actuation
  • • Low operating costs
  • • Ideal for abrasive slurries
  • • Long service life

Air-Through Membrane Press

For Coal & Mineral Processing

  • • Optimized for coal selection
  • • High air-blow efficiency
  • • Fast cycle times
  • • Low moisture discharge
  • • Durable membrane design
  • • Intelligent pressure control

Custom Filtration Systems

Tailored to Your Needs

  • • Full system integration
  • • Process optimization
  • • Turnkey solutions
  • • Retrofit & upgrades
  • • Remote monitoring
  • • After-sales support

Waste Water Treatment Press

For Environmental Applications

  • • High sludge dewatering
  • • Low operational cost
  • • Compact footprint
  • • Automated operation
  • • Corrosion-resistant materials
  • • Compliant with regulations

Metallurgical Slag Press

For Ferrous & Non-Ferrous Metals

  • • Handles abrasive materials
  • • High-temperature resistance
  • • Long cloth life
  • • High throughput
  • • Minimal maintenance
  • • Safe operation

Industrial Applications

Our filter presses serve a wide range of industries with tailored filtration solutions.

Non-Ferrous Metals

Efficient dewatering of copper, zinc, and aluminum slurries with minimal reagent loss.

Gold Processing

High recovery rates and low moisture cakes for optimal gold extraction efficiency.

Ferrous Metals

Robust systems for iron ore and steel slag filtration under harsh conditions.

Chemical Industry

Corrosion-resistant materials and precise control for chemical separation.

Coal Preparation

High-capacity systems for coal dewatering with intelligent air-blow technology.

Metallurgical Slag

Durable presses for high-temperature, abrasive slag processing.

Environmental

Wastewater sludge dewatering for municipal and industrial treatment plants.

Nonmetals

Filtration of kaolin, limestone, and other non-metallic minerals.

Factory & Engineering Excellence

Discover our manufacturing capabilities and technical expertise.

Advanced Manufacturing

Our modern facility spans thousands of square meters with state-of-the-art processing equipment, ensuring precision and consistency in every unit produced.

  • • CNC machining centers
  • • Automated welding systems
  • • Quality control labs
  • • In-house R&D team

Technical Support & Training

We provide comprehensive resources including brochures, technical videos, and on-site training to ensure optimal system performance.

  • • Installation & commissioning
  • • Operator training
  • • Preventive maintenance
  • • Remote diagnostics

Latest News & Insights

Changjie Air-through Filter Press Empowers Coal Plant Upgrades

August 22, 2023 — Our latest intelligent filter press system is transforming coal preparation efficiency.

Technology

Comparison of Air-Flow Filter Press Efficiency

October 14, 2022 — Technical analysis showing performance advantages in high-throughput applications.

Technical FAQ

The Reasons That Pressure Cannot Be Reached

October 14, 2022 — Common troubleshooting guide for optimal system operation.

Maintenance

Get in Touch

For product inquiries, technical support, or custom solutions, contact our team today.

Contact Information

Tel: 86-28-87054909

Add: Room 902, Unit 1 Building B, DingSheng Intl’, No. 85 West Wuke Road, Wuhou Dist., Chengdu, China

Email: frank@cjfilterpress.com

Email: jolene@cjfilterpress.com

Sales Representatives

Mr. Frank Han

86-18011319033

frank@cjfilterpress.com

Mrs. Jolene Lee

86-19158812145

jolene@cjfilterpress.com

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