Product Description
PET Resin CZ-302
Copolyester "CZ-302" have low heavy metal content. low content of ace-taldehyde,good color value,stable viscosity.
With a unique process recipe and advanced production technology, the product possesses excellent processing features,low processing temperature, wide scope in processing, excellent transparency and high in finished product rate. In making
bottles, the product has a small degradation and low content of ace-taldehyde. While ensuring safety and hygiene, it caneffectively keep the respectively unique taste of purified water,mineral water and distilled water.
Product Parameters
Ttem |
Unit |
Index |
Test method |
Intrinsic Viscosity (Foreign Trade) |
dL/g |
0.800±0.02 |
GB17931 |
Content of ace-taldehyde |
ppm |
≤1 |
Gas chromatography |
Color value |
L |
/ |
≥82 |
HunterLab |
b |
/ |
≤1 |
HunterLab |
Carboxyl end group |
mmol/kg |
≤30 |
Photometric titration |
Melting point |
ºC |
243±2 |
DSC |
Water content |
wt% |
≤0.2 |
Weight method |
Powder dust |
ppm |
≤100 |
Weight method |
Wt. of 100 chips |
g |
1.55±0.10 |
Weight method |
Application
Copolyester "CZ-302" bottle grade polyester chips are suitable for making the packing bottles for pure water,natural
mineral water,distilled water,drinking water,flavoring and candy containers, makeup's bottle and PET sheet material etc.
Packaging & Shipping
1100kg per bag