TOTAL Polypropylene PPH 3281

About
Polypropylene 3281: The high melt strength of TOTAL Polypropylene 3281 allows uniform draw down during processing, resulting in maximum line speeds and a good balance of physical properties. Process Stability: Excellent polymer stability of TOTAL 3281 produces consistent product properties during extrusion, even with the use of regrind. FDA: 3281 complies with all applicable FDA regulations and may be used under these provisions for food contact applications. Applications: 3281 is recommended for sheet and strapping applications where high melt strength and high extrusion speeds are required. Processing: 3281 resin processes on conventional extrusion equipment with typical melt temperatures of 390-450°F (200-232°C).&&

Product Description
SupplierTOTAL
GenericPP homopolymerization
Material StatusCommercial: Active
FeaturesLow liquidity,Food contact compliance,Good melt strength,Homopolymer
AvailabilitysNorth America

Technical Data
PHYSICALNominal valueUnitTest method
Density0.905g/cm³ASTM D1505
Melt Flow Rate
230℃,2.16kg1.3g/10minASTM D1238

IMPACTNominal valueUnitTest method
Impact strength of cantilever beam notch
23℃43J/mASTM D256-A
23℃1600J/mASTM D256

THERMALNominal valueUnitTest method
Hot deformation temperature
0.45 MPa, unannealed104ASTM D648
Melting temperature166DSC
Linear coefficient of thermal expansion
MD1.0E-41/℃ASTM D696

MECHANICALNominal valueUnitTest method
Shore hardness
Shaw’s D81 ASTM D1706
Tensile modulus1520MPaASTM D638
tensile strength
yield33.8MPaASTM D638
Tensile strain
fracture8.0%ASTM D638
Bending modulus1380MPaASTM D790
Rockwell hardness
R-level90 ASTM D785

Process Conditions
ExtrusionNominal valueUnitTest method
Melt temperature199 to 232°C

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