600D means that the weight of 9000 meters of this kind of silk is 600 grams, and 900D means that the weight of 9000 meters of this kind of silk is 900 Gram, 600D Oxford cloth and 900D Oxford cloth are two different specifications of Oxford cloth.
To accurately distinguish, you need to calculate, D=9000 *Weight (gram)/length (meter). From the appearance, the larger the D number, the thicker the silk and the thicker the finished fabric. On the contrary, the finer and thinner it is. The warp and weft yarns of the 600D Oxford fabric are made of polyester DTY300D yarn, and the thick-point changing permeable fabric is interwoven on a spray faucet loom.
The textile is relaxed, refined and pre-shaped , alkali reduction, softness and shaping, the back of the fabric is then passed through a rubber-plastic polyester layer. It has fine texture, mild gloss, and good waterproof and fire resistance. 600D Oxford cloth is actually divided into various specifications and models, generally referring to 600D*600D Oxford cloth, and 600D Oxford cloth 5×5, which represents 500*500D, and 600D Oxford cloth 6*3, which represents 600*300D.
The lower the D number, the lower the density of the cloth, the smaller the gram weight, and the worse the pulling force. , of course the price will be lower. The fabrics generally used to make schoolbags are basically 600D*300D (6*3), and 500D*300D (5*3).
What are the specifications of Oxford cloth? Such as 1680D, 1200D, 900D, 600D, 420D, 300D, 210D, 150D and other Oxford cloth. Oxford cloth functional classification: flame retardant cloth, waterproof Oxford cloth, PVC Oxford cloth, PU Oxford cloth, camouflage Oxford cloth, fluorescent Oxford cloth, printing Oxford cloth, composite Oxford cloth, etc. </p
