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POM
POM KOLON KOREA UR304
Injection grade
US$ 3,615 / MT
FOB Shenzhen Port
flammabilityTest ConditionTest MethodKOLON KOREA/UR304
UL flame retardant rating0.8mmUL 94HB
Physical propertiesTest ConditionTest MethodKOLON KOREA/UR304
Water absorption rate23°C,24hrISO 620.63 %
Equilibrium,23°C,60%RHASTM D5700.25 %
melt mass-flow rate190°C/2.16kgASTM D123812 g/10min
190°C/2.16kgISO 11337.5 g/10min
Shrinkage rateMDISO 294-42.0 %
MDASTM D9551.7 %
densityASTMD7921.36 g/cm³
Shrinkage rateTDISO 294-42.2 %
impact performanceTest ConditionTest MethodKOLON KOREA/UR304
Impact strength of cantilever beam gap23°CASTM D256130 J/m
Charpy Notched Impact Strength23°CISO 179/1eA13 kJ/m²
mechanical propertiesTest ConditionTest MethodKOLON KOREA/UR304
Bending modulus23°CASTM D7901800 Mpa
tensile strengthYield,23°CASTM D63845.0 Mpa
23°CISO 527-245.0 Mpa
bending strength23°CISO 17855.0 Mpa
Bending modulus23°CISO 1781900 Mpa
elongationYield,23°CASTM D638140 %
Break,23°CISO 527-2>50 %
bending strength23°CASTM D79060.0 Mpa
Electrical performanceTest ConditionTest MethodKOLON KOREA/UR304
Volume resistivityASTMD2571E+14 ohms·cm
Dielectric constantASTM D1503.70
Dissipation factor1MHzASTM D1506E-03
Surface resistivityASTMD2571E+16 ohms
Dielectric strengthASTMD14919 KV/mm
thermal performanceTest ConditionTest MethodKOLON KOREA/UR304
Hot deformation temperature0.45MPa,UnannealedASTM D648145 °C
Linear coefficient of thermal expansionMDASTM D6961.3E-04 cm/cm/°C
Hot deformation temperature1.8MPa,UnannealedASTM D64882.0 °C
1.8MPa,UnannealedISO 75-2/A72.0 °C
Melting temperatureISO 11357-3166 °C
hardnessTest ConditionTest MethodKOLON KOREA/UR304
Rockwell hardnessM-SaleISO 2039-283
M-ScaleASTM D78576

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