What does "75D/75F" mean in fabric?
F in industry is called "hole number"". Refers to the yarn in the number of single yarn, and the more flexible, the intensity will be correspondingly higher. The feel of the fabric will be better, the higher the price.
D Chinese is called "Daniel"". D represents the yarn thickness, the relative D number becomes larger with more coarse yarn, D, the greater the number of price is cheaper.
75D refers to the thickness of the fiber. 75F refers to 75D, which consists of 75 filaments.
