Automatic Feeding HEPA Filters Scanning Test System

The Automatic Feeding HEPA Filters Scanning Test System is a fully automated testing system designed for performance verification and leakage detection of high-efficiency air filters.

The system integrates automatic feeding, scanning leakage testing, efficiency measurement, and resistance testing under rated airflow conditions, enabling continuous and high-throughput inspection for industrial production lines.

It is suitable for HEPA and ULPA filters from E10 to U15 grades, ensuring reliable and repeatable test results in accordance with international standards.

Application

(1) Cleanroom Air Filtration Products

  HEPA and ULPA filters used in pharmaceutical cleanrooms, biotechnology laboratories, and medical facilities

(2) Semiconductor and Electronics Manufacturing Filters

  High-efficiency air filters applied in wafer fabs, precision electronics assembly, and display panel production

(3) Industrial HVAC and Air Purification Filters

  Panel-type HEPA filters, mini-pleat filters, and compact HEPA filter units

(4) Mass Production Filter Lines

  Automatic feeding, scanning, testing, and sorting of HEPA filters for large-scale manufacturing environments

(5) Filter Certification and Quality Control Laboratories

  Type testing, routine inspection, and performance verification of high-efficiency air filters

Standards

(1) EN 1822-4

  High Efficiency Air Filters (EPA, HEPA, ULPA) — Part 4: Determining leakage of filter elements (scan method)

(2) ISO 29463

  High-efficiency filters and filter media for removing particles in air

(3) GB/T 6165

  High efficiency air filter performance test method: Efficiency and resistance

Features

(1) Fully Automated Control System

  PLC and HMI control combined with XYZ-axis scanning enables automatic test execution, data acquisition, and report generation

(2) High-Precision Leakage Scanning

  Point-by-point scanning method with rescan capability accurately locates leakage positions on filter media and frames

(3) Automatic Feeding and Sorting Capability

  Designed for integration with automatic feeding and sorting systems to support continuous production-line testing

(4) Main-Bypass Continuous Testing Design

  Allows uninterrupted testing without system reset between filters, significantly improving testing efficiency

(5) Stable Aerosol Generation and Airflow Control

  Laskin nozzle aerosol generator and optimized airflow structure ensure uniform particle distribution and stable test conditions

(6) Accurate Measurement and Data Reliability

  Equipped with high-precision differential pressure transmitters and laser particle counters for consistent and repeatable results

(7) Comprehensive Data Management

  Automatically generates test reports including efficiency data, resistance values, and leakage mapping, supporting traceability and quality audits

Parameters

FAQ

(1) What is this system used for?

  It is used for efficiency testing, resistance measurement, and leakage scanning of HEPA and ULPA filters under rated airflow conditions.

(2) Which filter grades can be tested?

  The system supports filters from E10 to U15 grades.

(3) How is leakage detected?

  Leakage is detected using a point-by-point scanning method in accordance with EN 1822-4, allowing precise localization of leakage points.

(4) Can the system be integrated into production lines?

  Yes, it supports automatic feeding, continuous testing, and sorting, making it suitable for mass production environments.

(5) What test data is included in the report?

  Test reports include filter identification, test conditions, average efficiency, local efficiency, resistance, leakage position mapping, and overall performance evaluation.

(6) Is the test result compliant with international certification requirements?

  Yes, the system complies with EN 1822, ISO 29463, and GB/T 6165, ensuring globally recognized and traceable test results.