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Quadrant EPP Semitron® ESd 225, Extruded, Static Dissipative Acetal (ASTM Product Data Sheet)

Category Polymer , Thermoplastic , Acetal (POM) , Acetal Copolymer, Unreinforced
Manufacturer Quadrant Engineering Plastics Products
Trade Name Semitron®
Port Shanghai port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF Quadrant EPP Semitron® ESd 225, Extruded, Static Dissipative Acetal (ASTM Product Data Sheet).pdf
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Material Notes:
Physical Properties Metric English Comments
Specific Gravity 1.33 g/cc
1.33 g/cc
ASTM D792
Water Absorption 2.0 %
2.0 %
Immersion, 24hr; ASTM D570(2)
Water Absorption at Saturation 8.0 %
8.0 %
Immersion; ASTM D570(2)
Mechanical Properties Metric English Comments
Hardness, Rockwell M 50
50
ASTM D785
Hardness, Rockwell R 108
108
ASTM D785
Hardness, Shore D 76
76
ASTM D2240
Tensile Strength 37.2 MPa
5400 psi
ASTM D638
Elongation at Break 15 %
15 %
ASTM D638
Tensile Modulus 1.38 GPa
200 ksi
ASTM D638
Flexural Strength 50.3 MPa
7300 psi
ASTM D790
Flexural Modulus 1.52 GPa
220 ksi
ASTM D790
Compressive Strength 55.2 MPa
8000 psi
10% Def.; ASTM D695
Compressive Modulus 1.21 GPa
175 ksi
ASTM D695
Shear Strength 41.4 MPa
6000 psi
ASTM D732
Izod Impact, Notched 0.801 J/cm
1.50 ft-lb/in
ASTM D256 Type A
Coefficient of Friction, Dynamic 0.29
0.29
Dry vs. Steel; QTM55007
K (wear) Factor 60.4 x 10-8 mm³/N-M
30.0 x 10-10 in³-min/ft-lb-hr
QTM 55010
Limiting Pressure Velocity 0.0701 MPa-m/sec
2000 psi-ft/min
4:1 safety factor; QTM 55007
Thermal Properties Metric English Comments
CTE, linear 167 µm/m-°C

@Temperature -40.0 - 149 °C
93.0 µin/in-°F

@Temperature -40.0 - 300 °F
ASTM E831
Melting Point 160 °C
320 °F
Crystalline, Peak; ASTM D3418
Maximum Service Temperature, Air 82.2 °C
180 °F
Long Term
Deflection Temperature at 1.8 MPa (264 psi) 107 °C
225 °F
ASTM D648
Flammability, UL94 HB
HB
1/8 inch (Estimated Rating)
Electrical Properties Metric English Comments
Surface Resistivity per Square 1.00e+9 - 1.00e+10 ohm
1.00e+9 - 1.00e+10 ohm
EOS/ESD S11.11
Dielectric Constant 4.31

@Frequency 1e+6 Hz
4.31

@Frequency 1e+6 Hz
ASTM D150
Dissipation Factor 0.036

@Frequency 1e+6 Hz
0.036

@Frequency 1e+6 Hz
ASTM D150
Compliance Properties Metric English Comments
3A-Dairy No
No
Canada AG No
No
FDA No
No
NSF No
No
USDA No
No
USP Class VI No
No
Chemical Resistance Properties Metric English Comments
Acids, Strong (pH 1-3) Unacceptable
Unacceptable
Acids, Weak Limited
Limited
Alcohols Acceptable
Acceptable
Alkalies, Strong (pH 11-14) Unacceptable
Unacceptable
Alkalies, Weak Acceptable
Acceptable
Chlorinated Solvents Limited
Limited
Conductive / Static Dissipative Yes
Yes
Continuous Sunlight Limited
Limited
Hot Water / Steam Limited
Limited
Hydrocarbons - Aliphatic Acceptable
Acceptable
Hydrocarbons - Aromatic Acceptable
Acceptable
Inorganic Salt Solutions Acceptable
Acceptable
Ketones, Esters Acceptable
Acceptable
Descriptive Properties Value Comments
Machinability 1
1-10, 1=Easier to Machine
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