Since fibers are not always true cylinders, effective diameters may be calculated from the total cross-sectional area of the yarn or tow and dividing by the number of filaments in the bundle. The cross-sectional area may also be estimated from the ratio of mass per unit length to density. ...
Surface Tension and Bulk Density of the Liquids Under Different Temperatures [4] Temperature (°C)95% EthanolIsopropanol Surface Tension (N•m− 1)Density (kg•m− 3)Surface Tension (N•m− 1)Density (kg•m− 3) 10 0.02364 812.8 0.02242 796.7 11 0.02359 811.9 0.02235 795.8 ...
Speed of the first layer: 7 mm/s Height: 0.2 mm Platform temperature: 50 °C Printing temperature: 190 °C Filling density: 100 %Shot blasting techniqueRoughness improvement: nearly 80 %[54] PLANozzle diameter: 0.25 mm Filament diameter: 2.85 mm ...