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The RHZK series Positive Pressure Air Breathing Apparatus is a kind of automatic open-type air air breathing device. It is mainly applicable in firefighting , chemical industry, ships and vessel, petroleum, smelting and mine industries. It can help the fireman or the ambulance men to safely extinguish the fire, to safely deal with an emergency, or to safely carry out the rescue work in adverse circumstances where there are full of dense smoke, poisonous gas,steam ,or lack of oxygen.
| Product name | Self contained breathing apparatus | |
| Gas mask | Material | Silicone gel |
| Visual field | ≥96% | |
| Exhalation resistance | ≤ 98 pa | |
| Inhalation resistance | ≤ 196 pa at 30L/min | |
| Colors for option | Yellow, red, black, blue | |
| Oil mist penetration coefficient | ≤0.005% at 30L/min | |
| Anti-Cyanogen chloride time | ≥30 minutes, at 30L/min | |
| Service life | 5 years | |
| Back plate | Material | Nomex |
| Cylinder | Material | Carbon fiber or steel |
| Volume | 2L,3L,6.8L or 9L for option | |
| Exhalation resistance | ≤1000pa | |
| Inhalation resistance | ≤500pa | |
| Operating temperature | -30°c–60°c | |
| Alarm pressure | 5.5±0.5Mpa | |
| Working pressure | 300bar | |
| Alarm sound | ≥90db | |
| Service time | 60min(6.8L) | |
