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What kind of material does filter cotton have? There's too much material in the air,Especially dust,It is mainly formed by a large amount of dust particles,People take a lot of oxygen every day,And the oxygen in the air contains all kinds of dust,In this environment,In addition to absorbing oxygen, people also absorb a lot of dust,With the increase of time,When it reaches a certain number, it can cause diseases,Over time, normal breathing function will be lost.People are now seen wearing masks everywhere,Because the mask is also one of the filter cotton,It filters out the dust in the air,To ensure the cleanliness of the air,Prevention of disease.Filter cotton is indispensable in life,Many places require cleanliness and hygiene,Then these environments must filter out the dust in their location with filter cotton,Only to meet the requirements of clean and closed,All the operations of production can be implemented.What kind of material can filter cotton generally use?First,It's synthetic fiber,It has good insula
What are the use of cold welding machine? 1. mold manufacturing industry: hair punching on the surface of plastic molds,Increase the beauty and service life;Surfacing repair of parting surface of helmet plastic mold;Aluminum Alloy Die casting die shunt cone surface strengthening;Repair and strengthen the mold cavity super poor, wear, scratches, etc.2. plastic rubber industry: repair of rubber and plastic machinery parts,Molds for rubber and plastic parts are super poor, worn and repaired.3. repair or repair the engine parts, turbines and turbine shafts of Aerospace aircraft,Surface reinforcement repair of rocket nozzle,Repair of aircraft exterior panel components,Strengthening or repairing the satellite shell,The local vulcanization strengthening of titanium alloy parts,Iron-based high-temperature alloy parts are partially oxidized and strengthened,Anti-corrosion coatings such as surface infiltration A1 of magnesium alloy,Repair of local defects of magnesium alloy parts,Partial surfacing repair
