Introduction
At Lefilter, we're redefining industrial filtration standards with our next-generation bag filter housings. As a leading Chinese manufacturer with 30+ years of expertise, we combine advanced engineering, premium materials, and smart technology to deliver filtration solutions that outperform conventional systems.
Our fully automated production lines and in-house R&D center allow us to create customized, high-efficiency housings that meet the most stringent global requirements while maintaining competitive pricing.

Revolutionary Filtration Performance
Triple-Action Filtration Technology
1. Surface Filtration – Captures large particles on the bag surface
2. Depth Filtration – Traps medium-sized particles within the filter matrix
3. Electrostatic Filtration – Optional charged media for sub-micron particle removal
Performance Advantages
✔ 50% Longer Filter Life – Proprietary bag support system
✔ 30% Higher Flow Rates – Optimized hydraulic design
✔ Near-Zero Contamination Risk – Seamless, crevice-free construction
✔ Smart Monitoring Ready – IoT integration points
Advanced Materials for Extreme Applications
1. Housing Materials
Super Duplex Stainless Steel – For chloride-rich environments
Titanium-Clad Construction – Ultimate corrosion resistance
PPSU Polymer – High-temperature chemical processing
Ceramic-Infused Composites – Abrasion-resistant solutions
2. Sealing Systems
Metal-to-Metal Seals – For ultra-high purity
Perfluoroelastomer Gaskets – 500°F+ capability
Magnetic Seal Technology – Zero-leak guarantee
Smart Industrial 4.0 Features
Intelligent Monitoring Options
🔹 Predictive Maintenance System – AI-driven failure forecasting
🔹 Wireless Pressure Sensors – Real-time performance tracking
🔹 Automated Bag Change Alerts – Cloud-connected notifications
🔹 Digital Twin Integration – Virtual system modeling
Automation Compatibility
1. Robotic bag change interfaces
2. PLC communication protocols
3. Clean-in-Place (CIP) ready designs
4. SCADA system integration
Industry-Specific Engineering Solutions
🔸 Renewable Energy Sector
Battery electrolyte filtration
Solar panel manufacturing
Biofuel processing
🔸 Microelectronics
Semiconductor grade filtration
LCD manufacturing
Photovoltaic production
🔸 Advanced Manufacturing
3D printing material filtration
Nanomaterial processing
Robotics hydraulic systems
🔸 Life Sciences
mRNA vaccine production
Cell therapy applications
Biopharmaceutical processing

Total Value Proposition
Cost-Saving Advantages
1. 40% Lower Energy Consumption vs. conventional housings
2. 60% Reduced Maintenance Costs – Fewer changeouts
3. 10-Year Structural Warranty – Industry-leading coverage
Sustainability Benefits
♻ Recyclable Construction – Up to 95% material recovery
🌱 Eco-Certified Options – Meet EU Green Deal standards
💧 Water-Saving Designs – Reduced flush volumes
Global Supply Chain Network
Quality Assurance:
✅ ISO 9001:2015 Certified
✅ PED 2014/68/EU Compliant
✅ ASME BPVC Certified
✅ FDA Registered Facilities
Logistics Capabilities:
✈ Air Freight Priority Service – 3-5 day global delivery
🚢 Consolidated Ocean Shipping – Cost-effective bulk orders
🛳️ Project Cargo Handling – Oversized equipment specialists
Your Custom Solution Starts Here
We Offer More Than Products – We Deliver Solutions:
🔧 Application Engineering – Process analysis and optimization
📐 CAD Design Services – 3D modeling and simulation
🧪 Material Compatibility Testing – In-house lab services
🛠️ Field Installation Support – Global technician network