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Continuous activity since 1994 in the field of producing various types of polyester and polypropylene threads has been able to add to the knowledge and experience of the founders of Sirang Co. this long history in the textile industry has caused Sirang to produce only 1 product with 100 Color type and Denier become the second buyer of Shahid Tondoogan petrochemicals and Manufacturer of 7 product types with a variety of thousands of colors and denier in this area.

FDY (Fully Drawn Yarn)

Fully-drawn yarn (FDY), the production process is similar to the POY process, with the exception that it is fully custom-made for the thermal and stretching of the yarn, and is…

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DTY (Teak Texture with Virtual Swirl)

DTY (Draw Texturized Yarn): Texture is characterized by the application of stiffness in the yarn and the creation of air-flow capability when fabricating the fabric, or in general, to an…

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Two For One yarn TFO

Two For One yarn The spinning processes is applied on a wide range of yarns in order to increase the coherence of the filamentary thread, modification of the substrate properties…

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POY (semi-dyed yarn)

POY (Partially Oriented Yarn) yarn refers to a thread that is produced in the form of a semi-textured molecular structure due to its polymer structure, which causes an increase in length…

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