550 canvas of the practice of inkjet cloth .The base fabric is 500X500D, 9X9, and is generally heavier, ranging from 320 g/m2 to 440 g/m2. The thickness ranges from 30 to 40 filaments. The main properties are smooth surface, bright paint color, thick and powerful.The practice of the canvas is the 520 canvas. The base fabric is 200X500D, 18X12, medium weight, from 250 g/m2 to 300 g/m2. The...