China Polyester Staple Fiber Recycling Equipment

One Stop Solution - Waste PET Bottles to Polyester Staple Fiber Production Line
This unit can recycle waste PET bottles to spinnning fiber and hollow conjugated fiber which process is flexible.
BoReTech can supply you total soution and equipment from PET bottles to polyester staple fiber, which including engineering, project Installation and commissioning service in paid.
Fiber Specifications: (Also can design the process according to different fiber applications and capacity)
Spinning Fiber: 1.56 Dtex
Hollow Conjugated Fiber: 7D,15D
Vacuum Dryer - Flakes Trolley - Filter - Extruder - Metering Pump - Spinning Beam - Quenching -Take up - Sunflower Feeding - Can Traverser - Creel Stand - 1st Drawing - Draw Bath - 2nd Drawing - Annealer - Tow Stacker - Crimper - Tension Stand - Cutter - Relaxer - Baler
BoReTech has more than 20 years manufacture expericence of recycled fiber made from rPET, We are familiar with the PET material charatestic and the specifications sheet as below for reference.
Spinning Fiber

Item Unit Fiber Specification Remark 1.56dtex 1.33dtex Tenacity GPD ≥6.3 ≥6.7 Break Elongation % 23±4.0 23±4.0 Fitness Variation* % ±3.0 ±3.0 Break Elongation
Variation* %±3.0 ±3.0 Double Length % ≤0.3 ≤0.3 Double Length Fiber
Quantity mg/100g ≤10.0≤10.0 Fuse Fiber mg/100g ≤50.0 ≤50.0 Crimp Nos. n/25mm 10±2.5 10±2.5 Crimp Ratio % 15±2.5 17±2.5 Shrinkage at 180° % 8±2.0 10±2.0 Resistance Ωcm (1~10)x10-8 (1~10)x10-8 Strength Variable
Coefficient* % ≤12.0 ≤12.0

Hollow Conjugated Fiber

ItemUnit7D
(non silicon) 7D
(silicon) 15D
(non silicon) 15D
(silicon) Fitness * % ±14 ±16 ±14 ±16 Length Vibration * % ±8 ±10 ±8 ±10 Crimp Nos. * n/25mm 10±4.0 10±5.0 10±5.0 10±5.0 Crimp Ratio % 20±3.0 20±3.0 20±3.0 20±3.0 Hollow Ratio % ≥ 20 ≥ 20 ≥ 22 ≥ 22 V1(Bounce) cm3/g ≥130 ≥125 ≥128 ≥122

V2(Bounce) cm3/g ≥45 ≥48 ≥52 ≥53 V3(Bounce) cm3/g ≥120 ≥125 ≥115 ≥125 Oil Content % 0.16±0.06 ≥ 0.35 0.16±0.06 ≥ 0.35 Double Length
Fiber * mg/100g ≤ 50 ≤ 80 ≤ 70 ≤ 80 Tenacity* CN/dtex 3.4±0.5 3.2±0.5 3.4±0.5 3.2±0.5 Elongation* % 45±5 45±5 45±5 45±5 Crimp Recovery
Ratio* % ≥17 ≥17 ≥17 ≥17 Fuse Fiber Mg/100m ≤150≤150≤250≤250