Metal expander with hard chrome plated surface is used for high speed application. Teflon sleeve for non-sticking application. Bow Rolls are known as useful for removing of wrinkles, slack edges, spreading and slit separation. Most of the Bow Expander Rolls are driven by web tension itself without any extra drive. Used in Textile processing machines, Plastic converting machines, Paper Industries, in manufacturing, processing, printing, laminating, coating, batching, winding and re-winding.