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injectionTest ConditionTest MethodSABIC INNOVATIVE US/KL-4540-BK
Back pressure0.200 to 0.300 Mpa
Temperature at the front of the material cylinder210 to 220 °C
Screw speed30 to 60 rpm
Mold temperature80 to 110 °C
Processing (melt) temperature200 to 215 °C
drying temperature80 °C
Temperature in the middle of the barrel195 to 205 °C
drying time4.0 hr
Temperature at the rear of the barrel175 to 190 °C
Physical propertiesTest ConditionTest MethodSABIC INNOVATIVE US/KL-4540-BK
Water absorption rate24 hr, 50% RHASTM D5700.18 %
Equilibrium, 23°C, 50% RHISO 620.43 %
Shrinkage rateAcross FlowFlow : 24hrASTM D9552.1 - 2.9 %
Flow : 24hrASTM D9552.1 - 2.9 %
mechanical propertiesTest ConditionTest MethodSABIC INNOVATIVE US/KL-4540-BK
elongationYield2ASTM D63814 %
Friction coefficientStaticASTM D37020.14
elongationBreakISO 527-2/543 %
bending strengthBreak, 50.0 mm Span3ASTM D79063.0 Mpa
Bending modulus50.0 mm Span3ASTM D7902020 Mpa
elongationBreak2ASTM D63830 %
tensile strengthBreakISO 527-2/539.0 Mpa
Yield2ASTM D63843.0 Mpa
Tensile modulus--1ASTM D6381830 Mpa
elongationYieldISO 527-2/522 %
Bending modulus--4ISO 1782080 Mpa
bending strength--ISO 17860.0 Mpa
Tensile modulus--ISO 527-2/12020 Mpa
tensile strengthYieldISO 527-2/539.0 Mpa
Wear factorASTM D37021.8E+6 10^-8 mm³/N·m
tensile strengthBreak2ASTM D63843.0 Mpa
Friction coefficientDynamicASTM D37020.25
thermal performanceTest ConditionTest MethodSABIC INNOVATIVE US/KL-4540-BK
Linear coefficient of thermal expansionAcross Flow : -40 to 40°CASTM E8311.1E-4 cm/cm/°C
Hot deformation temperature1.8 MPa, Unannealed, 3.20 mmASTM D64887.0 °C
1.8 MPa, Unannealed, 4.00 mm, 64.0 mm Span6ISO 75-2/Af79.0 °C
Linear coefficient of thermal expansionFlow : -40 to 40°CASTM E8311.1E-4 cm/cm/°C
impact performanceTest ConditionTest MethodSABIC INNOVATIVE US/KL-4540-BK
Suspended wall beam without notch impact strength23°C6ISO 180/1U42 kJ/m²
Dart impact--ISO 6603-21.00 J
Suspended wall beam without notch impact strength23°CASTM D4812620 J/m
Dart impact23°C, Energy at PeakASTM D37633.00 J

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