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Quotation

Super Bright PET Chip WK-631

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WK-631 PET resin super bright type is a PET polymer material which is widely used for BOPET film, and fiber/filament yarn .

Features: 

  • Good color,low impurity content,stable molecular weight and distribution
  • Excellent processing performance and compatibility
  • Good production stability, high production efficiency and yield.

The following table provides the parameters that characterize the type：

 

Parameter
Unit
Value
Test method
Intrinsic Viscosity
dL/g
0.645±0.010
Q/WK033
-COOH
mmol/kg
26± 4
Q/WK033
Peak Temperature when Melting（DSC by Nitrogen）
°C
254± 2
Q/WK033
Color (b-value)
--
0.5± 2
Q/WK033
DEG content
%
0.9± 0.15
Q/WK033
Moisture Content
%
≤0.40
Q/WK033

Typical applications: BOPET film and fiber / filament yarn.

 

WK-631 is a super bright PET. It has good color, low impurity content, good production stability, high production efficiency and high yield.It is widely used in the production of BOPET film and fiber / filament yarn.