Zibo zhongnan takes the polyester recycling as one of main business of the company.
We have the leading advanced production line for recycled bottle PET flake, including sorting, grinding, cleaning, filtering and drying, increase the efficiency of process greatly. We works over PET bottle scrap more than 200,000 tons every year. Recycled polyester filament is widely used in the industrial and civil fields.
Applications:
1. PET fiber grade used for the manufacture polyester staple fiber and polyester filament yarn.
2. Non-fiber grade polyester as bottles grade, films grade and other purposes grade, are widely used in packaging, electronics, health care, construction, automotive and other fields.
Bottle Grade
PETRESINBottle-gradePolyesterChips
Item
Unit
Index
TestMethod
I.V.
dL/g
0.80±0.02
ReagentRatio
Crystallinity
%
≤60
Colorvalue
L
≥83
HUTERLAB-
b
≤1.0
HUTERLAB-
ContentofCOOH
mol/t
≤26
PhotometricTitration
Contentofacetaldehyde
ppm
≤1.0
Dustcontent
ppm
≤100
WeightMethod
Meltingpoint
°C
243±2
DSC
Wt.of100chips
g
1.55±0.10
WeightMethod