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Mitsubishi Chemical Advanced Materials Semitron™ MP-370 Polyphenylsulfone
Categories: Polymer; Thermoplastic; Polyketone; Polyetheretherketone (PEEK)

Material Notes: Semitron™ MP 370 shapes exhibit excellent moisture absorption and thermal resistance, while also maintaining outstanding strength and dimensional stability.

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Physical PropertiesMetricEnglishComments
Specific Gravity 1.62 g/cc1.62 g/ccASTM D792
Water Absorption at Saturation 0.500 %0.500 %ASTM D570 (17)
 
Mechanical PropertiesMetricEnglishComments
Hardness, Rockwell M 97.097.0ASTM D785
Tensile Strength 78.0 MPa11300 psiISO 527-1/-2 (7)
Compressive Yield Strength  38.0 MPa
@Strain 1.00 %
5510 psi
@Strain 1.00 %
ISO 604 (10)
 72.0 MPa
@Strain 2.00 %
10400 psi
@Strain 2.00 %
ISO 604 (10)
Shear Strength 78.0 MPa11300 psiASTM D732
Charpy Impact, Notched 0.400 J/cm²1.90 ft-lb/in²ISO 179-1/1eA
 
Electrical PropertiesMetricEnglishComments
Surface Resistivity per Square 1.00e+14 ohm1.00e+14 ohmANSI/ESD STM 11.11
Dielectric Constant 4.13
@Frequency 1.00e+6 Hz
4.13
@Frequency 1.00e+6 Hz
ASTM D150
Dielectric Strength 14.8 kV/mm375 kV/inASTM D149
Dissipation Factor 0.00400
@Frequency 1.00e+6 Hz
0.00400
@Frequency 1.00e+6 Hz
ASTM D150
 
Thermal PropertiesMetricEnglishComments
CTE, linear 45.0 µm/m-°C25.0 µin/in-°FASTM E-831 (TMA)
 49.0 µm/m-°C
@Temperature 23.0 - 100 °C
27.2 µin/in-°F
@Temperature 73.4 - 212 °F
 51.0 µm/m-°C
@Temperature 23.0 - 150 °C
28.3 µin/in-°F
@Temperature 73.4 - 302 °F
 109 µm/m-°C
@Temperature >=150 °C
60.6 µin/in-°F
@Temperature >=302 °F
Thermal Conductivity 0.340 W/m-K2.36 BTU-in/hr-ft²-°F
 0.340 W/m-K2.36 BTU-in/hr-ft²-°F
Melting Point 249 °C480 °FASTM D3418
Maximum Service Temperature, Air 249 °C480 °FContinuous Use Temperature in Air after 20000 hr
Deflection Temperature at 1.8 MPa (264 psi) 149 °C300 °FASTM D648
 
Chemical Resistance PropertiesMetricEnglishComments
Acids, Strong (pH 1-3) LimitedLimited
Acids, Weak AcceptableAcceptable
Alcohols AcceptableAcceptable
Alkalies, Strong (pH 11-14) AcceptableAcceptable
Alkalies, Weak AcceptableAcceptable
Chlorinated Solvents AcceptableAcceptable
Continuous Sunlight LimitedLimited
Hot Water / Steam AcceptableAcceptable
Hydrocarbons - Aliphatic AcceptableAcceptable
Hydrocarbons - Aromatic AcceptableAcceptable
Inorganic Salt Solutions AcceptableAcceptable
Ketones, Esters AcceptableAcceptable
 
Miscellaneous PropertiesMetricEnglishComments
Data Sheet Region AmericasAmericas
Targeted Usage Structural UsesStructural Uses
 
Descriptive Properties
ESd categoryInsulative

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P1SM34p / 106987