Semi-dull Polyester Chip

Full-dull Polyester Chip
Bright Polyester Chip

Staple Fiber

 
 

 

 

 

Introduction to Polyester Chip Products

Filament Grade Semi-dull Polyester Chip
 

Item  Excellent Grade  First Grade  Qualified Grade
Intrinsic Viscosity   dl/g
 
0.646±0.009 0.646±0.015 0.646±0.025
Melting Poing     ℃
 
260 259 257
Colour(b Value)      b
 
4±2 4±3 4±4
-COOH                   mol/t
 
30 35 40
Water            %
 
0.4 0.4 0.5
Agglomerate Particles(10)   /mg
 
1.0 3.0 6.0
DEG                   %
 
1.2 1.3 1.5
Tio2                        %
 
0.30±0.05 0.30±0.05 0.30±0.06
Ash                %
 
0.07 0.07 0.08
Fe                      PPM
 
4 6 8
Irregular Chip and Powder %
 
0.4 0.5 0.6

                                             

                  

               
 
 
 

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