PET or bottle flakes material, auto feeding, technitian suppprt, fast delivery, No 1, in china. raw material: PET or bottle flakesDia of srew: φ90mm, 30:1stretching mode: hot water, hot wind Extruder-Cooling water tank-Hot water tank-Seven rollers take-off unit B-Hot blast stretching recycled oven-Seven rollers take-off unit C-Recycled Hot air setting oven-Seven rollers take-off unit D-Oil ...