EMPILON® 642

About
EMPILON® 6 series compound having high transparency, good resilience, excellent mechanical properties and lower specific Weight are specially designed for medical, food and anti-vibration related applications. Hydrogenated Styrenic Block Copolymer is the main content of this 6 series compound. They have low specific gravity and the hardness range is provided from Shore O0 30 ~ Shore A 80. They can be processed by Way of ordinary plastic machine for Injection, extrusion or calendaring etc.&&

Product Description
SupplierEMPILON
GenericSEBS
Material StatusCommercial: Active
FeaturesRenewable resources,Hydrolysis stability,Halogen free,No antimony,Block Copolymer,Elastic,Low density,Lead content is low to none,Nontoxicity,Low to no calcium content
AvailabilitysAsia Pacific
Process MethodsInjection Molding

Technical Data
PHYSICALNominal valueUnitTest method
Density0.890g/cm³ASTM D792
Melt Flow Rate
190℃,2.16kg14g/10minASTM D1238
Shrinkage rate 
MD1.1%
TD1.3%

MECHANICALNominal valueUnitTest method
Shore hardness
Shore A, 10 seconds43 ASTM D2240

elastic bodyNominal valueUnitTest method
tensile strength7.55MPaASTM D412
300% strain2.26MPaASTM D412
Tensile strain
fracture780%ASTM D412
Compression deformation
23℃,70 hr32%ASTM D395

Aging performanceNominal valueUnitTest method
The rate of change in tensile strength in air
125℃,168 hr-24%ASTM D573
The rate of change in ultimate elongation in air
125℃,168 hr-5.0%ASTM D573
The rate of change in hardness of a hardness tester in the air
Shaw A, 125 ℃, 168 hr2.0 ASTM D573

THERMALNominal valueUnitTest method
Embrittlement temperature-50.0

optical performanceNominal valueUnitTest method
Transmittance75.0%

Process Conditions
injectionNominal valueUnitTest method
Barrel rear temperature165 to 175°C
Barrel middle temperature175 to 190°C
Barrel front temperature185 to 195°C
Nozzle temperature185 to 200°C
Processing (melt) temperature180 to 200°C
Mold temperature40 to 50°C
Injection pressure3.43 to 4.90MPa

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