Mask filtration efficiency testing stand
Category：Filter Cartridge Filtration Tester
Introduction
Applications
The Mask Filtration Efficiency Testing Stand is designed for precise performance evaluation of respiratory masks and face coverings. Key applications include:
Respiratory Mask Testing – Evaluate filtration efficiency across the full particle size range
R&D and Quality Assurance – Fast quality checks and continuous optimization of mask design
HEPA Filter Mask Testing – Assess mask performance for high-efficiency filtration applications
Virus Filtration Analysis – Accurate testing for particles in the size range of viruses (e.g., SARS-CoV-2, ~120–160 nm)
Standards Compliance
The test stand supports multiple international and national standards, ensuring reliable and comparable results:
GB 2626 – Chinese standard for respiratory protective equipment
EN 143 – European standard for particle-filtering half masks
EN 149 – European standard for filtering half masks
EN 13274-7 – Test methods for particle filtration efficiency of respiratory protective devices
Technical Specifications
| Parameter | Specification |
|---|---|
| Measurement Range (Particle Size) | 0.10 – 40 µm |
| Volume Flow | 1 – 27 m³/h (pressurized operation) |
| Power Supply | 115/230 V, 50/60 Hz |
| Dimensions (W×H×D) | Approx. 600 × 1,800 × 900 mm |
| Installation Conditions | 19 – 23°C |
| Inflow Velocity | 5 – 100 cm/s (customizable) |
| Differential Pressure Measurement | 0 – 1,200 Pa |
| Test Area of Medium | 100 cm² |
| Aerosols | Dusts (SAE dusts), salts (NaCl, KCl), liquid aerosols (DEHS) |
| Aerosol Concentration | SAE Fine up to 1,000 mg/m³ without dilution (ISO A2 Fine) |
| Compressed Air Supply | 6 – 8 bar |
Key Advantages
Supports fractional efficiency testing across the full size range (100 nm – 40 µm)
Precise analysis for virus-sized particles (100–180 nm, 8 size channels available)
Compatible with any aerosol type without adjustments, future-proof design
Adjustable face velocity: 1.5 – 50 cm/s
Measures differential pressure under various flow conditions
Enables fast quality assurance and continuous R&D optimization
Individual face mask adapters available for different products
Attractive 2-year maintenance package ensuring test stand availability
Practical Application Areas
Filtration performance testing of respiratory masks
Virus filtration efficiency analysis (e.g., Corona Virus-sized particles)
Quality control for HEPA-level mask filters
R&D testing for new mask materials and designs
