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GESTER Masks Clogging Tester GT-RA13
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The sample is surrounded by a known concentration of dolomite dust in air. Following the exposure, the breathing resistance and the filter penetration of the sample particle filtering half mask are measured.
Product Introduction
| Application:
The sample is surrounded by a known concentration of dolomite dust in air. Following the exposure, the breathing resistance and the filter penetration of the sample particle filtering half mask are measured. Standards: EN 149 section 8.10 |
| Model
| GT-RA13 |
| Dust
| DRB 4/5 dolomite |
| Dust Distributor
| Particle size range: 0.1μm~10μm Mass Flow Range: 40mg/h---400mg/h |
| Breathing Machine
| Displacement:2.0L/stroke Frequency: 10times/min |
| Exhaled Air Temperature
| (37±2)°C |
| Exhaled Air Humidity
| 95％ R.H minimum |
| Continuous Flow Through the dust chamber
| 60 m3/ h, linear velocity: 4cm/s |
| Concentration of the Dust
| (400±100)mg / m3 |
| Test Chamber | Inner Dimension: 650 mm×650 mm×700 mm |
| Airflow: 60 m3/ h，linear velocity: 4cm/s | |
| Air Temperature: (23±2)°C | |
| Air Humidity: (45±15)％ | |
| Respiratory Resistance Measurement Range
| 0～2000Pa, accuracy: 0.1Pa |
| Power Supply
| 220V, 50Hz, 1KW |
| External Dimension
| 800mm×600mm×1650mm |