Description Overview Ratti tfo ring twisting machines for filament yarns Model: R 321 Year: 1985 Specifications Number of spindles: 100 per frame Pot diameter: 5 inches Production rates: 50 meters per minute – maximum depending on denier and twist level Type of yarns produced and range of deniers: 20 deniers up to 500 denier Dimension: length 14 m, width 0.80 m Condition Stopped on mill floor Quantity 7 units available