Mitsubishi Chemical Advanced Materials Semitron™ ESd 500 HR PTFE static dissipative, compression molded

Categories:

Polymer; Thermoplastic; Fluoropolymer; Polytetrafluoroethylene (PTFE)

Material Notes:

Semitron ESd 500HR is a static dissipative PTFE reinforced with a proprietary synthetic mica offering an excellent combination of low frictional properties, outstanding dimensional stability, and a high resistivity range of 10^10 to 10^12 ohms per square.

Key Words:

PTFE

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Physical Properties	Metric	English	Comments

Specific Gravity	2.30 g/cc	2.30 g/cc	ASTM D792
Water Absorption at Saturation	2.00 %	2.00 %	ASTM D570 (17)

Mechanical Properties	Metric	English	Comments
Hardness, Rockwell R	50.0	50.0	ASTM D785
Hardness, Shore D	60.0	60.0	ISO 868
Tensile Strength	10.0 MPa	1450 psi	ISO 527-1/-2 (7)
Elongation at Yield	4.00 %	4.00 %	ISO 527-1/-2 (7)
Flexural Strength	14.0 MPa	2030 psi	ISO 178 (12)
Compressive Yield Strength	10.5 MPa @Strain 1.00 %	1520 psi @Strain 1.00 %	ISO 604 (10)
	15.0 MPa @Strain 2.00 %	2180 psi @Strain 2.00 %	ISO 604 (10)
	20.0 MPa @Strain 5.00 %	2900 psi @Strain 5.00 %	ISO 604 (10)
Shear Strength	12.0 MPa	1740 psi	ASTM D732
Charpy Impact, Notched	0.750 J/cm²	3.57 ft-lb/in²	ISO 179-1/1eA

Electrical Properties	Metric	English	Comments
Surface Resistivity per Square	1.00e+10 - 1.00e+12 ohm	1.00e+10 - 1.00e+12 ohm	ANSI/ESD STM 11.11
Dielectric Constant	3.08 @Frequency 1.00e+6 Hz	3.08 @Frequency 1.00e+6 Hz	ASTM D150
Dissipation Factor	0.0750 @Frequency 1.00e+6 Hz	0.0750 @Frequency 1.00e+6 Hz	ASTM D150

Thermal Properties	Metric	English	Comments
CTE, linear	103 µm/m-°C	57.0 µin/in-°F	ASTM E-831 (TMA)
	85.0 µm/m-°C @Temperature 23.0 - 100 °C	47.2 µin/in-°F @Temperature 73.4 - 212 °F
	90.0 µm/m-°C @Temperature 23.0 - 150 °C	50.0 µin/in-°F @Temperature 73.4 - 302 °F
	155 µm/m-°C @Temperature >=150 °C	86.1 µin/in-°F @Temperature >=302 °F
Melting Point	327 °C	621 °F	ASTM D3418
Maximum Service Temperature, Air	260 °C	500 °F	Continuous Use Temperature in Air after 20000 hr
Deflection Temperature at 1.8 MPa (264 psi)	98.9 °C	210 °F	ASTM D648
Minimum Service Temperature, Air	-50.0 °C	-58.0 °F

Chemical Resistance Properties	Metric	English	Comments
Acids, Strong (pH 1-3)	Acceptable	Acceptable
Acids, Weak	Acceptable	Acceptable
Alcohols	Acceptable	Acceptable
Alkalies, Strong (pH 11-14)	Acceptable	Acceptable
Alkalies, Weak	Acceptable	Acceptable
Chlorinated Solvents	Acceptable	Acceptable
Continuous Sunlight	Acceptable	Acceptable
Hot Water / Steam	Acceptable	Acceptable
Hydrocarbons - Aliphatic	Acceptable	Acceptable
Hydrocarbons - Aromatic	Acceptable	Acceptable
Inorganic Salt Solutions	Acceptable	Acceptable
Ketones, Esters	Acceptable	Acceptable

Miscellaneous Properties	Metric	English	Comments
Data Sheet Region	Americas	Americas
Targeted Usage	Load + Bearing	Load + Bearing

Descriptive Properties
ESd category	Dissipative

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P1SM34a / 130891

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