Polyolefins Grade Selection Guide: Stretch Hoods

Main characteristics of LyondellBasell products used by customers for the production of stretch hoods are described in the following table:

 

Catalloy Process Resin

 Lucalen

Physical
Properties

Test
Method

 Unit

 Adflex
Q 100 F

Adflex
7492 XCP

Lucalen
A 2540 D

Lucalen
A 2540 D
Q473

   Mass density
   (23°C)

 ISO 1183

 g/cm3

0.89

0.89

0.923

0.921

   Melt Flow Rate 
   (190°C, 2.16 kg)

 ISO 1133

 g/10
min

 

 

0.25

0.25

   Melt Flow Rate
   (230°C, 2.16 kg)

 ISO 1133

 g/10
min

 0.6

 0.8

 

 


Mechanical Properties    

   Flexural Modulus

 ISO 178

 MPa

 80

170

 

 

   Tensile Modulus

 ISO 527

 MPa

 

 

125

95

   Tensile Stress
    at Yield

 ISO 527

MPa

 5

10

7.1

6.7

   Tensile
   Elongation 
   at Yield (Break)

 ISO 527

 %

(500)

(500)

17

(450)

   Shore D
   Hardness

 ISO 868

points

 30

39

 

 


Thermal Properties  

   Melting
  Temperature

 ISO 3146

 °C

 143

 

 103

102

   Vicat Softening
   Temperature, 
   VST/A50

 ISO 306

 °C

 55

82

86

86


Other

Addivation  

barefoot

barefoot

barefoot

barefoot


Main Usage: 
   Adflex Q 100 F 

Core layer resin in coextruded films for good stretching behaviour.

   Adflex 7492  XCP

Slightly Stiffer than Q100F. Transparent and with lower Haze and higher Vicat.

   Lucalen A 2540 D 

Core layer resin in coextruded films improves bubble stability and holding forces. May be used as a side layer resin for very soft and elastic films or to improve sealing behaviour.

   Lucalen A 2540 D Q473

Good Processability, Good Toughness, High Elasticity, Low Temperature Flexibility.

 

All technical assistance and advice is furnished by LyondellBasell without compensation. LyondellBasell assumes no obligation or liability with respect to such advice and assistance and disclaims any and all warranties with respect to such advice and assistance.

If you are interested in learning more about LyondellBasell's grades used in Stretch Hood applications please contact stretch.hood@lyondellbasell.com

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