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- Quadrant EPP Semitron® ESd 225 POM-C, static dissipative, extruded (ISO Data)
Quadrant EPP Semitron® ESd 225 POM-C, static dissipative, extruded (ISO Data)
| 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 POM-C, static dissipative, extruded (ISO Data).pdf  |
| Price | EMAIL US sales@lookpolymers.com |
Material Notes:
Semitron ESd 225 is an acetal based static dissipative material ideal for material handling operations. It is also an excellent choice for fixturing used in the manufacturing of hard disk drives or for handling in-process silicon wafers Surface resistivity: 1010 - 1012 ohms/sq. Thermal performance to 107 °C (225 °F) Good wear resistance
| Physical Properties | Metric | English | Comments |
|---|---|---|---|
| Density | 1.33 g/cc | 0.0480 lb/in³ | ISO 1183-1 |
| Moisture Absorption at Equilibrium | 0.80 % | 0.80 % | 50% RH |
| Water Absorption at Saturation | 10 % | 10 % |
| Mechanical Properties | Metric | English | Comments |
|---|---|---|---|
| Hardness, Rockwell R | 106 | 106 | ISO 2039-2 |
| Hardness, Shore D | 75 | 75 | |
| Ball Indentation Hardness | 70.0 MPa | 10200 psi | ISO 2039-1 |
| Tensile Strength | 38.0 MPa | 5510 psi | at Break (NYP); ISO 527-1/-2 |
| Elongation at Break | 15 % | 15 % | ISO 527-1/-2 |
| Tensile Modulus | 1.50 GPa | 218 ksi | ISO 527-1/-2 |
| Flexural Strength | 50.0 MPa | 7250 psi | |
| Compressive Strength | 14.0 MPa @Strain 1 % |
2030 psi @Strain 1 % |
ISO 604 |
| 25.0 MPa @Strain 2 % |
3630 psi @Strain 2 % |
ISO 604 | |
| 38.0 MPa @Strain 5 % |
5510 psi @Strain 5 % |
ISO 604 | |
| Charpy Impact Unnotched | NB | NB | ISO 179-1/1eU |
| Charpy Impact, Notched | 0.800 J/cm² | 3.81 ft-lb/in² | ISO 179-1/1eA |
| Thermal Properties | Metric | English | Comments |
|---|---|---|---|
| CTE, linear | 150 µm/m-°C @Temperature 23.0 - 100 °C |
83.3 µin/in-°F @Temperature 73.4 - 212 °F |
|
| Melting Point | 165 °C | 329 °F | DSC, 10°C/min.; ISO 11357-1/-3 |
| Maximum Service Temperature, Air | 90.0 °C | 194 °F | Continuous |
| Deflection Temperature at 1.8 MPa (264 psi) | 107 °C | 225 °F | ASTM D648 |
| Flammability, UL94 | HB | HB | |
| Oxygen Index | <= 20 % | <= 20 % | ISO 4589-1/-2 |
| Electrical Properties | Metric | English | Comments |
|---|---|---|---|
| Volume Resistivity | 1.0e+9 - 1.0e+11 ohm-cm | 1.0e+9 - 1.0e+11 ohm-cm | IEC 60093 |
| Surface Resistivity per Square | 1.0e+9 - 1.0e+11 ohm | 1.0e+9 - 1.0e+11 ohm | IEC 60093 |
| Compliance Properties | Metric | English | Comments |
|---|---|---|---|
| 3A-Dairy | No | No | |
| European Food 1935/2004 | No | No | |
| FDA | 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 |
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