2024 Author: Beatrice Philips | [email protected]. Last modified: 2023-12-16 05:33
The list of personal protective equipment is quite impressive, and one of the leading places in it is occupied by particulate respirators , the first models of which were created in the 50s of the last century. Before buying, it is recommended to understand the principle of their operation and features of use.
Peculiarities
An aerosol respirator is a filtering agent that protects the respiratory system from aerosols in the air … The device of protective equipment from this series is simple. They are made in the form of a half mask or covering the entire face, acting as a filter, equipped with a valve in combination with a filter mechanism.
Gas mask aerosol respirator is a mask that is worn on the face … Its appearance may vary. Particularly popular are filtering molding masks that protect against a certain type of substances, models equipped with a replaceable filter.
Respirators designed for disposable and reusable use are on sale.
Operating principle
Aerosol filter half masks are designed to trap substances that can harm the respiratory system .… The use of aerosol-type personal protective equipment with a valve is recommended when working with paints, especially with paints and varnishes containing solvents.
For the manufacture of such respiratory devices used polyurethane foam. Outdoor filters are made from this material. For the inside, a polyethylene membrane is used.
Half masks do an excellent job of keeping aerosols of various origins in the air. Such respirators are indispensable for contact with radioactive powders; they are used by employees of foundries, repair specialists.
Selection Tips
When purchasing a respirator, you need to take into account all the nuances
- When choosing a product, pay attention to its device. This can be a half mask or a full face mask equipped with aerosol filter elements.
- Convenient and effective in use models with the function of blowing fresh air under the protective agent.
- It is important to remember that it is best to wear respirators that are suitable for the specific operating conditions.
- Choose certified products.
- It does not hurt to check the insulation performance of the mask. All elements of the protective equipment must fit snugly against the face.
Terms of use
It is necessary to use a respirator in accordance with the instructions offered to it
- The mask will provide respiratory protection only if it is suitable for the size of the head. The presence of slots through which aerosols can penetrate under the respirator is unacceptable.
- Read the instructions for what operating conditions the protective equipment is intended for and how long it can be used.
- Be sure to check the tightness of the mask before using it. When wearing a respirator for a long time, such checks should be done periodically.
- Checking the tightness is simple: close the exhalation hole with your palm and inhale. If the mask is tight, it will swell slightly. If air escapes from the nose, press down on the clamps and test again. If the problem persists, then the mask is incorrectly sized or faulty.
- Remove moisture from under the respirator. Fogging leads to the accumulation of condensate, you can get rid of it with the help of sudden exhalations. If moisture accumulates in a large amount, the respirator can be removed for a short time, moving away from the danger area.
- Clean reusable masks after use. It is necessary to remove dust from the front part, and wipe the inside with a moistened swab. During the procedure, the respirator must not be turned inside out. The dried remedy is stored in an airtight bag.
- Another rule of use requires timely replacement of the filter. Observe the terms of use of the filtering devices indicated in the instructions and their weight. If the weight of the filter seems to increase noticeably, it means that a lot of contaminated particles have accumulated in it.
- Do not reuse disposable masks.
When used correctly, aerosol respirators will provide reliable respiratory protection.
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