Microtwisted

Microtwisted refers to a type of fiber optic cable construction where multiple individual optical fibers are bundled together and then twisted around each other. This twisting is done on a small scale, hence the "micro" prefix. The primary purpose of this microtwisting is to create a more compact and flexible cable structure. When individual fibers are arranged in a straight bundle, they can be prone to kinking or damage when the cable is bent. The helical arrangement achieved through microtwisting allows the fibers to accommodate bending more readily, reducing stress on the individual strands. This increased flexibility is particularly important in applications where cables are routed through tight spaces or are subject to frequent movement.

The twisting process can also help to prevent "fiber snakes" or the uncontrolled movement of individual fibers within a larger cable bundle. By interlacing the fibers, the microtwist provides a degree of internal support and organization. Different twisting patterns and directions can be employed depending on the specific performance requirements of the cable. While microtwisting enhances flexibility, it's important to note that excessive twisting or improper installation can still lead to signal degradation or fiber breakage. Therefore, cable manufacturers carefully control the degree and pattern of microtwisting to optimize performance and durability for various telecommunications and data networking applications.