Стекловолокно. Ткани. Определение массы на единицу площади
Название (англ.):
Textile glass; Woven fabrics; Determination of mass per unit area
Описание (англ.):
A strip of at least 1000 mm shall be cut from the whole width of the textile glass fabric. At least 3 test specimens shall be cut from the sample by means of a metal template (400 mm x 250 mm = 0,1 m2) in a diagonal manner and not closer than 50 mm to the edges and selvedges. The test specimens shall be weighed after conditioning in a specified atmosphere. The average value of the mass per unit area shall be calculated and expressed in g/m2.