LEXAN™ EM2212 resin

About
汽车内饰 10%玻璃增强。增加刚度/结构刚度。高模量,流延性。发泡表面仪表板也可使用

Product Description
SupplierSABIC
GenericPolycarbonate
Material StatusCommercial: Active
FeaturesHigh modulus,Flow ductility
AvailabilitysAfrica & Middle East ,North America,Latin America,Asia Pacific

Technical Data
MECHANICALNominal valueUnitTest method
tensile strength
Fracture, Type I, 50 mm/min57MPaASTM D638
Tensile strain
Fracture, Type I, 50 mm/min14%ASTM D638
bending strength
Yield, 50 mm span93.195MPaASTM D790
Bending modulus
1.3 mm/min,50mm跨距2756.61MPaASTM D790

IMPACTNominal valueUnitTest method
Impact strength of cantilever beam notch
23℃205.8J/mASTM D256
Impact strength of cantilever beam notch
23℃,6.4mm127.4J/mASTM D256
-30℃156.8J/mASTM D256
Instrument impact energy peak
23℃253cm-kgfASTM D 3763

THERMALNominal valueUnitTest method
Hot deformation temperature
0.45 MPa, unannealed, 3.2 mm132ASTM D648
0.45 MPa, unannealed, 3.2 mm137ASTM D648
Linear coefficient of thermal expansion
MD:-40~95℃3.6E-051/℃ASTM E831
Relative temperature index
Non mechanical impact performance80UL 746B
Electrical performance80UL 746B
Impact mechanical performance80UL 746B

PHYSICALNominal valueUnitTest method
Density1.24ASTM D792
Water absorption rate
24hr0.14%ASTM D570
Shrinkage rate0.3 – 0.5%Internal Method

FLAME CHARACTERISTICSNominal valueUnitTest method
94HB flame level1.49mmUL 94

Process Conditions
injection moldingNominal valueUnitTest method
Drying temperature 120°C
Drying time 3 – 4hrs
Drying time (cumulative) 48hrs
Maximum moisture content 0.02%
Melt temperature 295 – 315°C
Nozzle temperature 290 – 310°C
Front Section Zone 3 Temperature 295 – 315°C
Temperature in Zone 2 of the middle section 280 – 305°C
Temperature in Zone 1 of the rear section 270 – 295°C
Mold temperature 70 – 95°C
Back pressure 0.3 – 0.7MPa
Screw speed 40 – 70rpm
Shoot to cylinder size 40 – 60%
Depth of exhaust groove 0.025 – 0.076mm

Notes
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