KOPELEN JM-380

About
Description JM-380 is high impact block copolymer which has more ethylene contents than normal block copolymer. This grade is designed to be processed in conventional Injection molding equipment. JM-380 shows Ultra high melt flow, controlled rheology and has medium impact resistance and high strength and stiffness. This grade is appropriate for energy saving and multi-cavity njection molding. Applications General domestic supplies Base resin for automotive parts&&

Product Description
SupplierLOTTE
GenericPP homopolymerization
Material StatusCommercial: Active
FeaturesGood Rigidity,High liquidity,Controllable rheological,Block Copolymer
AvailabilitysNorth America,Asia Pacific,Europe
Process MethodsInjection Molding

Technical Data
PHYSICALNominal valueUnitTest method
Density0.900g/cm³ASTM D792 , ISO 1183
Melt Flow Rate
230℃,2.16kg60g/10minASTM D1238,ISO 1133

MECHANICALNominal valueUnitTest method
tensile strength 
yield25.5MPaASTM D638
yield25.0MPaISO 527-2
Tensile strain 
fracture> 100%ASTM D638
fracture< 100%ISO 527-2
Bending modulus 
1270MPaASTM D790
1080MPaISO 178

IMPACTNominal valueUnitTest method
Impact strength of cantilever beam notch 
-10℃29J/mASTM D256
-10℃25J/mISO 180
23℃59J/mASTM D256
23℃54J/mISO 180

THERMALNominal valueUnitTest method
Hot deformation temperature 
0.45 MPa, unannealed105ASTM D648
0.45 MPa, unannealed85.0ISO 75-2/B

Notes
1. Typical properties: these are not to be construed as specifications.
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