Mask Fabric Thread Count
A number over 400 means that the fibers are likely woven together to get an inflated figure.
Mask fabric thread count. The paper was read by the non academic community cloth mask designers hospital personnel and general public with. The higher the thread count the tighter the weave so for the. The overlapping and extra weaving could also mean that the fabric will be rougher. Recently wake forest institute for regenerative medicine tested a range of fabrics in 400 diy masks and found that two layers of high quality heavyweight quilter s cotton with a thread count of 180 or more and those with especially tight weave and thicker thread such as batiks were the best performing.
You should be looking for a range from 200 to 400. Scott segal an anesthesiologist told nbc news that the best masks were constructed of two layers of heavyweight quilters cotton with a thread count of at least 180 and. Most cotton fabric you ll find at the fabric store is between 120 160 thread count i counted myself. A standard measurement for fabric weight is grams per square meter gsm or ounces per square yard oz yd.
Scientific achievement filtration efficiency for fabrics used in cloth masks as a function of aerosol particle size was determined. If the number is between 150 and 180 then the sheets are going to be rough and not at all soft. Fabric weight and thread count. Significance and impact the study provided mask fabric selection guidelines based on systematic scientific data.
The higher the gsm weight of the. No matter what the thread count a fabric mask made at home is no substitute for the professional grade masks such as 3m s n95 worn by medical staff who are caring for corona virus patients.