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A Comparison of Surgical mask And N95 masks

Surgical mask: Surgical mask has good filtration effect on bacteria and viruses,breathable,comfortable and clean,and is widely used by modern doctors.The surgical mask is subdivided into three types according to its usage:disposable surgical mask,surgical mask and medical protective mask.Disposable ...

06-16

Particulate-filter Standards:NIOSH 42 CFR Part 84

The Part 84 certification regulation provides for nine classes of filters(three levels of filter efficiency,with three categories of resistance to filter efficiency degradation).The three levels of filter efficiency are 95%,99%,and 99.97%.The three categories of resistance to filter efficiency degra...

06-08

Mask Machine And Test Machine

Surgical Face masks are typically used by surgeons to protect their patients from their mouth-borne germsbutthose masks dont work to prevent inhaling diseases.The masks,which cover the nose and mouth,are often made from a flimsy material and arent fitted to the face.In other words,spaces and gaps ca...

06-05

Learning About Fabric Pilling

In the process of fabric wearing and washing, the fibers of the yarns begin to be loosened under the continuous action of external forces such as friction and washing. When the friction force is greater than the fiber strength, the fiber end of the fabric is easy to reveal the fabric surface, and gr...

06-02

Common Hazards of Personal Protective Equipment (PPE)

Personal protective equipment (PPE) refers to kind of devices worn by the worker to protect against hazards in environment. PPE prevents the worker to contact with a hazardous agent or equipment by creating a barrier between the potential hazardous material and the healthcare worker, and substantial...

05-21

Guidline For Choosing and Wearing N95 Respirators and Surgical Masks

N95 respirators and surgical masks (face masks) are examples of personal protective equipment that are used to protect the wearer from airborne particles and from liquid contaminating the face. Centers for Disease Control and Prevention (CDC) National Institute for Occupational Safety and Health (NI...

05-18

Test Standards For Protective Clothing and Masks :ASTM F1670 VS ASTM F1862

ASTM F1670 is based on Test Method F903 for measuring resistance of chemical protective clothing materials to penetration by liquids. This test method is normally used to evaluate specimens from individual finished items of protective clothing and individual samples of materials that are candidates ...

04-27

Face Masks Test Requirements of EN 14683

EN 14683+AC Medical face masks - Requirements and test methods - specifies construction, design,performance requirements and test methods for medical face masks intended to limit the transmission of infective agents from staff to patients during surgical procedures and other medical settings with si...

04-20

Instructions For Wearing A Surgical Mask Correctly

Surgical masks are made in different thicknesses and with different ability to protect you from contact with liquids. These properties may also affect how easily you can breathe through the face mask and how well the surgical mask protects you.If worn properly, a surgical mask is meant to help block...

04-16

An Overview Of Meltblown Nonwoven Process

Meltblown nonwoven fabrics are still in the early growth stage. They are already becoming more and more popular in the medical and filter industries due to the meltblown ability to produce microfibers. The melt blown process is a nonwoven manufacturing system involving direct conversion of a polymer...

04-13