Pattern Yarn Knotting Unit is equipped with fan cooled ball bearing on both ends. The Yarn Knotting Unit has a tying speed of minimum 60 knots to maximum 600 knots depending on the type and condition of warps. Pattern Yarn Knotting Unit requires 220/230-AC/DC to operate efficiently. Pattern Yarn Knotting Unit is suitable for cotton and mixed yarns, nylon, filaments and silk yarns, high twisted yarns, worsted, carded Spun and blends.