DESCRIPTION
Borstar®FB1370 is produced using the proprietary Borstar Bimodal Technology resulting in easy extrusion with superior mechanical properties. Film/Sheet made from the product exhibits excellent impact strength and stiffness balance combined with excellent yield, Tensile strength and bubble stability resulting excellent processability on Blown/Cast extrusion machines. Toughness is retained at low temperature. The film has good seal strength and superior ESCR properties.
PHYSICAL PROPERTIES
Property |
Typical Value |
Unit |
Test Method |
Density |
938 |
Kg/m³ |
ASTM D792 |
Melt Flow Rate MFR (190 °C/2.16 kg) |
0.12 |
g/10min |
ASTM D1238 |
Melt Flow Rate MFR (190 °C/5.0 kg) |
0.50 |
g/10min |
ASTM D1238 |
Melt Flow Rate MFR (190 °C/21 kg) |
13 |
g/10min |
ASTM D1238 |
ESCR – 10% lgepal / F50 |
>5000 |
Hours |
ASTM D 1693 |
Melting Temp. |
129 |
°C |
ISO 11357/03 |
Vicat Softening Temperature A50 (10 N) |
113 |
°C |
ISO 306 |
FILM PROPERTIES
Property |
|
Typical Value |
Unit |
Test Method |
Tensile Strength at Break |
MD/TD |
65/50 |
MPa |
ISO 527-3 |
Elongation at Break |
MD/TD |
400/650 |
% |
ISO 527-3 |
Tensile Strength at Yield |
TD |
20 |
MPa |
ISO 527-3 |
Tensile Modulus |
MD/TD |
550/650 |
MPa |
ASTM D 882 |
Coefficient of Friction |
|
0.35 |
– |
ISO 8295 |
Dart Drop |
|
350 |
g |
ISO 7765-1 |
Tear resistance |
MD/TD |
1/7 |
N |
ISO 6383/2 |
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