UNITAL® esd is an electrostatically dissipative (esd) stock shaped polyoxymethylene (POM) grade by Nytef Plastics, contains inherently dissipative polymer (IDP) as an additive. IDP additive is homogeneously dispersed throughout the material’s polymer matrix, eliminating the wide variations in resistivity (hot and cold spotting). Exhibits high strength, high stiffness, excellent toughness, superior wear resistance and low coefficient of friction. Shows 180°F continuous use temperature, broad chemical resistance and low moisture absorption. It can be easily machined & fabricated and is available available in extruded heavy section rod, plate and tubular bar. UNITAL® esd is used in semiconductor manufacturing, electrical, electronics, hard drive manufacturing, radio frequency communications and telecommunication industries. Sample applications include circuit board test fixtures, semiconductor wafer handling devices, hard drive assembly fixtures, opto-electronic component housings, ESD sensitive conveyor components (rollers, bearings, slide rails, pallets, product guides etc.). Complies with UL 94 HB flame rating.
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Compliance
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UNITAL® esd properties
Electrical properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Static Decay | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Surface Resistivity | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Volume Resistivity | 0.0 Visible After Login | Visible After Login | Visible After Login |
Flammability properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Flame Rating, UL 94 | 0.0 Visible After Login | Visible After Login | Visible After Login |
Mechanical properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Coefficient of Friction (COF) | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Coefficient of Friction (COF) | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Compressive Strength | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Flexural Modulus | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Flexural Strength | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Hardness, Rockwell M | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Hardness, Rockwell R | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Impact Strength, Notched Izod | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Modulus of Elasticity | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Tensile Elongation | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Tensile Strength | 0.0 Visible After Login | Visible After Login | Visible After Login |
Physical properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Specific Gravity | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Water Absorption | 0.0 Visible After Login | Visible After Login | Visible After Login |
Thermal properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| CTE, Linear | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Deflection Temperature at 1.8 MPa (264 psi) | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Maximum Service Temperature, Air | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Melting Point | 0.0 Visible After Login | Visible After Login | Visible After Login |




