Material Comparison

Product Info
Product Name
Brand Name
Usages
Properties
Certificates
EMA SP2255 WESTLAKE CHEM USA
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Agricultural applications, automotive applications, cosmetics, household items, medical, healthcare applications, packaging
Copolymer, good toughness, stress crack resistance, low-temperature toughness, soft
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Plastic Datasheets

Basic performanceTest ConditionTest MethodWESTLAKE CHEM USA/SP2255
densityASTM D-15050.942 g/cm3
melt mass-flow rate190℃/2.16kgASTM D-12382.1 g/10min
Starting temperature of heat sealing38.1um,Blown Film68
Mechanical propertiesTest ConditionTest MethodWESTLAKE CHEM USA/SP2255
tensile strength 38.1um,Blown Film,MD,断裂ASTM D-88222 MPa
Elmendorf tear strength38.1um,Blown Film,TDASTM D-1922400 g
Dart impact38.1um,Blown FilmASTM D-1709A300 g
tensile strength 38.1um,Blown Film,TD,断裂ASTM D-88220 MPa
elongation at break38.1um,Blown Film,TDASTM D-882720 %
Secant modulus38.1um,Blown FilmASTM D-88258 MPa
Shore hardnessShore DASTM D-224037
Elmendorf tear strength38.1um,Blown Film,MDASTM D-192270 g
elongation at breakASTM D-638730 %
38.1um,Blown Film,MDASTM D-882470 %
tensile strength 断裂ASTM D-63812 MPa
optical performance Test ConditionTest MethodWESTLAKE CHEM USA/SP2255
gloss45°,38.1um,Blown FilmASTM D-245715
Haze ratio38.1um,Blown FilmASTM D-100353 %
Thermal performanceTest ConditionTest MethodWESTLAKE CHEM USA/SP2255
vicatASTM D-152560
melting temperatureDSC82
brittle temperatureASTM D-746-73

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