Shanghai Shangyi Chemical Technology Co., Ltd

Polyester short-cut fiber

• Category :

  Polymers/Synthetic fiber

• Synonyms :

  Polyethylene terephthalate;pegoterate;pet;Polyester short-cut fiber;

• CAS NO :

  25038-59-9

• EC NO :

• Molecular Formula :

  C₉H₆O₄X₂

• Molecular Weight :

  25038-59-9

• Main Specifications :

  0.67dtex-4/6mm，1.67dtex-6/12mm，3.33dtex-6mm，6.67dtex-12mm，1.67dtex-3mm

• Packing :

  20kg net weight in PE package,two packages in PP woven bag, and 20 packages in a paper box

• Product description :

   

   Specification:

  Polyester Short-cut Fiber（used in road）
  Items	Premium-grade	1st-grade	Eligible-grade
  Tensile strength, Mpa ≥	580	540	500
  Melting point, ℃	250
  Breaking length, %	35.0±8.0	35.0±9.0	35.0±10.0
  Diameter, μm	17.0±5.0
  Appearance	White
  Number of crimps, No./25mm	None

   

  Polyester Short-cut Fiber（used in papermaking）
  Items	0.67dtex-4/6mm	1.67dtex-6/12mm	3.33dtex-6mm	6.67dtex-12mm
  Breaking tenacity, cN ≥	5	7	10	20
  Breaking elongation, %	16.0±8.0	23.0±8.0	35.0±8.0	36.0±8.0
  Diameter, μm	7.9～9.6	11.0～14.0	14.4～20.3	20.3～26.8
  Shrinkage in hot dry air130℃, % ≤	3
  Water content, %	8～12
  Appearance	White
  Number of crimps, No./25mm	None
  Dispersibility, No. ≤	25
  Paper defect, No./cm2 ≤	0.5

   

  Polyester Short-cut Fiber（used in rubber）
  Number	Items	Premium-grade	1st-grade	Eligible-grade
  1	Tensile strength, Mpa ≥	580	540	500
  2	Melting point, ℃	250
  3	Breaking length, %	23.0±8.0	23.0±9.0	23.0±10.0
  4	Diameter, μm	11.0±4.0
  5	Appearance	White
  6	Number of crimps, No./25mm	None
  7	Dispersibility, No. ≤	25	50	80

   

   

• Uses :

  Can be used in wet papermaking, asphalt mixed material in road,fiber and rubber composite, which can be produced into adhesive tape, rubber pipe and tire, airproof parts, printing roller, shock adsorber,etc.

• Molecular Structure :