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Mitsubishi Chemical Advanced Materials Semitron™ ESd HPV PEEK Polyetheretherketone
Categories: Polymer; Thermoplastic; Polyketone; Polyetheretherketone (PEEK); Polyetheretherketone, PEEK, Unreinforced

Material Notes: Semitron™ ESd HPV PEEK electrostatic dissipative shapes contain specific additives that make it an excellent performer in wear and friction applications where antistatic properties are essential.

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Physical PropertiesOriginal ValueComments
Specific Gravity 1.46 g/ccASTM D792
Water Absorption at Saturation 0.180 %ASTM D570 (17)
 
Mechanical PropertiesOriginal ValueComments
Hardness, Rockwell M 93.0ASTM D785
Hardness, Shore D 86.0ISO 868
Tensile Strength 77.0 MPaISO 527-1/-2 (7)
Flexural Strength 160 MPaISO 178 (12)
Compressive Yield Strength 42.0 MPa
@Strain 1.00 %
ISO 604 (10)
 76.0 MPa
@Strain 2.00 %
ISO 604 (10)
 125 MPa
@Strain 5.00 %
ISO 604 (10)
Charpy Impact, Notched 2.70 kJ/m²ISO 179-1/1eA
 
Electrical PropertiesOriginal ValueComments
Surface Resistivity per Square 1.00e+6 - 1.00e+9 ohmANSI/ESD STM 11.11
 
Thermal PropertiesOriginal ValueComments
CTE, linear 35.0 µin/in-°FASTM E-831 (TMA)
 37.0 µm/m-°C
@Temperature 23.0 - 100 °C
 42.0 µm/m-°C
@Temperature 23.0 - 150 °C
 100 µm/m-°C
@Temperature >=150 °C
Thermal Conductivity 0.570 W/m-K
Melting Point 644 °FASTM D3418
Maximum Service Temperature, Air 482 °FContinuous Use Temperature in Air after 20000 hr
Deflection Temperature at 1.8 MPa (264 psi) 383 °FASTM D648
Minimum Service Temperature, Air -20.0 °C
 
Chemical Resistance PropertiesOriginal ValueComments
Acids, Strong (pH 1-3) Limited
Acids, Weak Acceptable
Alcohols Acceptable
Alkalies, Strong (pH 11-14) Acceptable
Alkalies, Weak Acceptable
Chlorinated Solvents Acceptable
Continuous Sunlight Limited
Hot Water / Steam Acceptable
Hydrocarbons - Aliphatic Acceptable
Hydrocarbons - Aromatic Acceptable
Inorganic Salt Solutions Acceptable
Ketones, Esters Acceptable
 
Descriptive Properties
ESd categoryDissipative

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P1SM908 / 291065