Masks Clogging Tester GT-RA13
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:
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Key Specification
| 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 |
Accessories:
| Automatic dolomite dust generator | 1pc |
| Automatic powder feeding center system(Continuous feeding device) | 1set |
| TSI laser dust particle counter | 1pc |
| Sinusoidal wave simulates ventilator | 1set |
| Saturated steam generator | 1set |
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