Manufacturer for Tetrahydrofuran - Medical folding nanofiber protective mask – E.Fine
Manufacturer for Tetrahydrofuran - Medical folding nanofiber protective mask – E.Fine Detail:
folding nanofiber protective mask
Main raw material ,Structure and composition:
Mask (sterility) It is composed of mask body, nose clip and mask belt. Mask body is divided : surface layer, filtration layer , fine nano filtration layer , bottom layer,Skin friendly layer , total five layers.
The surface , bottom layer , and skin friendly layer of mask is Polypropylene spunbonded nonwoven fabric , filtration layer is Polypropylene melt-sprayed nonwoven fabric, fine nano filtration layer is nanofiber membrance , the nose clip is made of a plastic material,The mask belt is made of polyester and spandex yarn.
Application:
This standard is applicable to the medical working environment, filter the particulate matter in the air, block droplets, blood, body fluids, secretions and other self-absorption filter medical respirator.
Main technical indicators of products:
Filtration efficiency
When the gas flow rate is 85L/min, the filtration efficiency of the mask for non-oily particles should meet the requirements in table
sheet 1 ,Filtration efficiency class % |
|
One |
≥95 |
two |
≥99 |
Three |
≥99.97 |
Airflow resistance
For gas flow of 85L/min, the inspiratory resistance of the mask should not exceed 343.2pa (35mmH2O)
synthetic blood penetration
Spray 2mL of synthetic blood into the mask at a pressure of 10.7kpa (80mmHg). No infiltration should occur inside the mask
Surface moisture resistance
The water level on the outer surface of the mask should not be lower than the level 3 in GB/ t4745-1997
Microbiological indicator
The mask should meet the requirements of the microbial indicators in gb15979-2002, as shown in table 2
Sheet 2 Microbiological index of mask
Total number of bacterial colonies CFU/G |
coli group |
pseudomonas aeruginosa |
staphylococcus aureus |
hemolytic streptococcus |
Total number of fungal colonies |
≤200 |
undetectable |
undetectable |
undetectable |
undetectable |
≤100 |
Residual ethylene oxide
For masks sterilized by ethylene oxide, the residue of ethylene oxide should not exceed 10 g/g
flame resistance
The materials used should not be inflammable. The afterburn time should not exceed 5s
Skin irritation
The score for primary irritation of mask material should not exceed
Sterilization method: ethylene oxide sterilization. Residual ethylene oxide (g/g) ≤10
Standard:GB19083-2010
Product detail pictures:
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Our organization sticks to your principle of "Quality may be the life of your organization, and reputation will be the soul of it" for Manufacturer for Tetrahydrofuran - Medical folding nanofiber protective mask – E.Fine , The product will supply to all over the world, such as: Zurich, Estonia, Bolivia, By integrating manufacturing with foreign trade sectors, we can present total customer solutions by guaranteeing the delivery of right merchandise to the right place at the right time, which is supported by our abundant experiences, powerful production capability, consistent quality, diversified products and the control of the industry trend as well as our maturity before and after sales services. We'd like to share our ideas with you and welcome your comments and questions.
By Christine from Slovak Republic - 2017.07.07 13:00
The company has a good reputation in this industry, and finally it tured out that choose them is a good choice.
By Melissa from Luxemburg - 2017.01.28 18:53