PP Staple Fiber Production Line Features: 1) Annual output: 3,000t/a 2) Screw rod diameter: 150mm 3) Ratio of length/diameter: 1:30 4) Spinning posts: 8. 5) Post space: 1,000mm 6) Quench unit: circular draft 7) Crimping speed: 300m/min (max), 250m/min (normal)