LEXAN™ HP4NR resin

About
LEXAN™ HP4NR是一种无定形的聚碳酸酯。具有生物相容性和蒸汽杀菌等级,不包含脱模.中等流动性,良好的延展性,韧性和清晰度。经注射成型加工,用于医疗器械和制药应用。符合ISO10993 / USPVI 等级

Product Description
SupplierSABIC
GenericPolycarbonate
Material StatusCommercial: Active
FeaturesBiocompatible
AvailabilitysNorth America

Technical Data
MECHANICALNominal valueUnitTest method
Rockwell hardness
M-level70ASTM D785
R-level118ASTM D785
Taber wear and tear
CS-17,1kg10mg/1000cyASTM D1044
tensile strength
Yield, 50 mm/min61MPaISO 527
Fracture, 50 mm/min73MPaISO 527
Tensile strain
Yield, 50 mm/min6%ISO 527
Fracture, 50 mm/min128%ISO 527
Tensile modulus
1 mm/min2390MPaISO 527
bending strength
Yield, 2 mm/min93MPaISO 178
Bending modulus2250MPaISO 178
2 mm/mim2250MPaISO 178

IMPACTNominal valueUnitTest method
Impact strength of cantilever beam notch
23℃810J/mASTM D256
-30℃220J/mASTM D256
Tensile impact
S-shaped59N.mASTM D 1822
Drop hammer impact
D 3029,23℃173N.mASTM D3029
Total energy of instrument impact
23℃90N.mASTM D 3763
Notched impact strength of cantilever beam
23℃3260J/mASTM D 4812
23℃,80*10*3NBkJ/m²ISO 180/1U
-30℃,80*10*3NBkJ/m²ISO 180/1U
Impact strength of cantilever beam notch
23℃,80*10*370kJ/m²ISO 180-1A
-30℃,80*10*310kJ/m²ISO 180-1A
Charpy Notched Impact Strength
80*10*3
80*10*3
23℃75kJ/m²ISO 179/1eA
-30℃15kJ/m²ISO 179/1eA
23℃NBkJ/m²ISO 179/1eU
-30℃NBkJ/m²ISO 179/1eU

THERMALNominal valueUnitTest method
Vicat Softening Temp154ASTM D1525
Hot deformation temperature
1.8 MPa, 100 mm span127ISO 75/Ae
Unannealed, 6.4 mm
1.8 MPa, unannealed, 3.2 mm126ASTM D648
0.45 MPa137ASTM D 648
1.8MPa132ASTM D 648
Linear expansion coefficient, -40 ℃ to 40 ℃
flow7.8E-051/℃ASTM E 831
transverse7.6E-051/℃ASTM E 831
Linear coefficient of thermal expansion
-40 ℃ to 95 ℃, flowing6.84E-051/℃ASTM E 831
specific heat1.25J/g-℃ASTM C 351
Thermal conductivity coefficient0.19W/m/℃ASTM C 177
Linear expansion coefficient, -40 ℃ to 40 ℃
flow7.8E-051/℃ISO 11359-2
transverse7.6E-051/℃ISO 11359-2
Ball pressure test
125℃±2℃PASSESIEC 60695-10-2
Vicat Softening Temp
B50143ISO 306
B120145ISO 306
Relative temperature index
Electrical performance130UL 746B
Impact mechanical performance130UL 746B
Non mechanical impact performance130UL 746B

PHYSICALNominal valueUnitTest method
Density1.2ASTM D792
Specific volume0.83cm³/gASTM D 792
Water absorption rate
Saturation, 23 ℃0.26%ISO 62
23℃,50% RH0.1%ISO 62
24hr0.15%ASTM D570
Equilibrium, 23 ℃0.35%ASTM D570
Equilibrium, 100 ℃0.58%ASTM D570
Shrinkage rate
MD:3.2 mm0.5 – 0.7%Internal Method
Melt Flow Rate
300℃,1.20kg10.5g/10minASTM D1238
Density1.19ISO 1183
Melt Volume Rate
300℃,2.16 kg10cm³/10minISO 1133

optical performanceNominal valueUnitTest method
Transmittance
2.54 mm88%ASTM D1003
Haze
2.54 mm1%ASTM D1003
Refractive index1.586ASTM D542

Electrical performanceNominal valueUnitTest method
Volume resistivity>1.E+17ohms·cmASTM D257
Dielectric strength
3.2 mm in air14.9kV/mmASTM D149
Relative permittivity
50-60 Hz3.17ASTM D150
1 MHz2.96ASTM D150
Dissipation factor
50-60 Hz0.0009ASTM D150
1 MHz0.01ASTM D150
Hot wire ignition {PLC2PLC CodeUL 746A
High voltage arc marking rate {PLC2PLC CodeUL 746A
High current arc ignition (surface {PLC)1PLC CodeUL 746A
Compared to the leakage tracing index2PLC CodeUL 746A

FLAME CHARACTERISTICSNominal valueUnitTest method
94HB flame rating assessment1.47mmUL 94
Extreme oxygen index
LOI25%ASTM D2863

Process Conditions
injection moldingNominal valueUnitTest method
Drying temperature120
Drying time3 – 4hrs
Drying time (cumulative)48hrs
Maximum water content0.02%
Melt temperature295 – 315°C
Nozzle temperature290 – 310°C
Front Section Zone 3 Temperature295 – 315°C
Temperature in Zone 2 of the middle section280 – 305°C
Temperature in Zone 1 of the rear section270 – 295°C
Mold temperature70 – 95°C
Back pressure0.3 – 0.7MPa
Screw speed40 – 70rpm
Shoot to cylinder size40 – 60%
Depth of exhaust groove0.025 – 0.076mm

Notes
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