The spinneret of flat polyester filament and use

The utility model discloses a weaving chemical fibre technical field, especially a spinneret of flat polyester filament and use, the utility model discloses a flat polyester filament cross-section length-width ratio is greater than 15: 1, and make the the spinneret of flat polyester filament and use that the product quality homogeneity is good of coming out, the utility model has the advantages that: be"one"font through the spinneret orifice cross-section, and the length-width ratio in spinneret orifice cross-section is great, two rings of spinneret orifices that distribute on the spinneret plate body are the concentric circles, and are array alignment to the fibre that makes the preparation has advantages such as good lodging resistance, high light pool, pile fluffiness. The fibre is applied to pile surface fabrics such as toy, family spin, clothing and is had that the pile dispersibility is good, the cut velvet feels strong, and advantages such as light pool have wide market prospect.