Kumho ABS 720

About
Features: High rigidity Applications: Cassettes, Radios, Viedo tape cases&&

Product Description
SupplierKumho Petrochemical
GenericABS
Material StatusCommercial: Active
FeaturesGood Rigidity,HB
AvailabilitysNorth America,Asia Pacific,Europe

Technical Data
PHYSICALNominal valueUnitTest method
Density1.04g/cm³ASTM D792
Density1.04g/cm³ISO 1183
Melt Flow Rate ASTM D1238
220℃,10.0kg20g/10minISO 1133
200℃,21.6kg30g/10minASTM D1238
220℃,10.0kg20g/10minASTM D1238
Shrinkage rate0.50 to 0.80%ISO 294-4
MD0.50 to 0.80%ASTM D955

IMPACTNominal valueUnitTest method
Charpy Notched Impact Strength
23℃22kJ/m²ISO 179/1eA
Impact strength of cantilever beam notch ASTM D256
23℃21kJ/m²ISO 180-1A
23℃,3.2mm250J/mASTM D256
23℃,6.4mm200J/mASTM D256

THERMALNominal valueUnitTest method
Hot deformation temperature
1.8 MPa, unannealed87.0ASTM D648
1.8 MPa, unannealed82.0ISO 75-2/A
0.45 MPa, unannealed93.0ISO 75-2/B
Vicat Softening Temp97.0ASTM D1525 2
B5097.0ISO 306

FLAME CHARACTERISTICSNominal valueUnitTest method
1.60 mmHB UL 94

MECHANICALNominal valueUnitTest method
tensile strength
yield47.0MPaISO 527-2
yield49.0MPaASTM D638
Tensile strain
fracture22%ISO 527-2
yield20%ASTM D638
Bending modulus2550MPaASTM D790
Bending modulus2450MPaISO 178
bending strength71.0MPaISO 178
yield70.6MPaASTM D790
Rockwell hardness
R-level112 ISO 2039-2
R-level112 ASTM D785

Notes
1. Typical properties: these are not to be construed as specifications.
2. Rate A (50°C/h), Loading 2 (50 N)
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