That type of mask filter smoke, dust is the best To filter smoke effectively,The most important thing is whether fine particles can be filtered,Such as PM2.5. PM10.Among them, the effective mask I have been exposed to is the N95 mask,Its manufacturing process is standard enough for you to filter smoke.However, the price is that after wearing, it has a certain impact on the smoothness of breathing,At present, the market is full of defective products with unqualified quality,When purchasing, you must go to a regular large pharmacy,At the same time, pay attention not to buy three products.I'm doing medical devices,Personally,In daily life, the filter smoke 3 M mask has the best effect,Not expensive either,Can buy it.Activated carbon mask is a new type of high-efficiency adsorption and filtration material-Made of activated carbon fiber and activated carbon cloth,Its main features are: anti-virus, deodorization, filtration, dust resistance and other effects.⒉ Is particularly suitable for occasions where irritating
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How many impurities such as microbial slime in circulating cooling water system need to be cleaned up by the filter? The filter element of stainless steel can be cleaned online, and the accuracy needs 100um.