DOW™ DMDA-8007 HDPE
DOW™ DMDA-8007 HDPE is designed to offer excellent stiffness, low warpage, good toughness, and good moldability. This resin is ideally suited for injection molded medical devices such as IV kit components and respiratory care as well as caps and closures for pharmaceutical packaging.
| Physical | Nominal Value | Unit (English) | Nominal Value | Unit (SI) | Test Method1 |
| Density | 0.965 | g/cm3 | 0.965 | g/cm3 | ASTM D792 |
| Base Density2 | 0.965 | g/cm3 | 0.965 | g/cm3 | Dow Method |
| Melt Index190°C/2.16 kg | 8.3 | g/10 min | 8.3 | g/10 min | ASTM D1238 |
| 190°C/21.6 kg | 180 | g/10 min | 180 | g/10 min | |
| Environmental Stress-Cracking Resistance (ESCR)3 122°F (50°C), 100% Igepal, F50 | 2.00 | hr | 2.00 | hr | ASTM D1693 |
| Mechanical | Nominal Value | Unit (English) | Nominal Value | Unit (SI) | Test Method |
| Tensile Strength3 Yield | 4500 | psi | 31.0 | MPa | ASTM D638 |
| Break | 2600 | psi | 17.9 | MPa | |
| Tensile Elongation3 Yield | 6.0 | % | 6.0 | % | ASTM D638 |
| Break | 350 | % | 350 | % | |
| Flexural Modulus – 2% Secant3 | 205000 | psi | 1410 | MPa | ASTM D790B |
| Films | |||||
| Film Thickness – Tested | 1 | 25 | pm | ||
| Film Puncture Resistance (1.0 mil (25 pm)) | 7.00 | ft-lb/in3 | 0.579 | J/cm3 | Dow Method |
| Secant Modulus2% Secant, MD : 1.0 mil (25 pm), Cast Film | 116000 | psi | 798 | MPa | ASTM D882 |
| 2% Secant, TD : 1.0 mil (25 pm), Cast Film | 136000 | psi | 935 | MPa | |
| Tensile StrengthMD : Yield, 1.0 mil (25 pm), Cast Film | 2950 | psi | 20.4 | MPa | ASTM D882 |
| TD : Yield, 1.0 mil (25 pm), Cast Film | 3240 | psi | 22.4 | MPa | |
| Tensile ElongationMD : Break, 1.0 mil (25 pm), Cast Film | 670 | % | 670 | % | ASTM D882 |
| TD : Break, 1.0 mil (25 pm), Cast Film | 490 | % | 490 | % | |
| Dart Drop Impact1.0 mil (25 pm), Cast Film | 24 | g | 24 | g | ASTM D1709A |
| Elmendorf Tear StrengthMD : 1.0 mil (25 pm), Cast Film | 36 | g | 36 | g | ASTM D1922 |
| TD : 1.0 mil (25 pm), Cast Film | 160 | g | 160 | g | |
| Impact | |||||
| Tensile Impact Strength3,4 | 80.0 | ft-lb/in2 | 168 | kJ/m2 | ASTM D1822 |
| Hardness | |||||
| Durometer Hardness3 (Shore D) | 61 | 61 | ASTM D2240 | ||
| Thermal | |||||
| Deflection Temperature Under Load3 66 psi (0.45 MPa), Unannealed | 183 | °F | 83.9 | °C | ASTM D648 |
| Brittleness Temperature3 | < -105 | °F | < -76.1 | °C | ASTM D746 |
| Vicat Softening Temperature | 268 | °F | 131 | °C | ASTM D1525 |
| Melting Temperature (DSC) | 271 | °F | 133 | °C | Dow Method |
| Peak Crystallization Temperature (DSC) | 248 | °F | 120 | °C | Dow Method |
| Optical | |||||
| Gloss (45°, 1.00 mil (25.4 pm), Cast Film) | 75 | 75 | ASTM D2457 | ||
| Haze (1.00 mil (25.4 pm), Cast Film) | 8.00 | % | 8.00 | % | ASTM D1003 |
| Extrusion | |||||
| Melt Temperature | 500 | °F | 260 | °C |
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