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DOW™ HDPE DMDA-8007 NT 7
| Category: | HDPE , High Density Polyethylene Resin |
| Manufacturer: | The Dow Chemical Company |
| Trademark: | DOW™ HDPE |
| Fillers: | - |
| Ports: | Qinzhou, Shekou, Shanghai, Ningbo |
| Delivery Terms | FOB, CIF, DAP, DAT, DDP |
| PDF: | VFvNn0_DOW-HDPE-DMDA-8007-NT-7.pdf  |
| PRICE: | Order Products email sales@su-jiao.com |
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DOW DMDA-8007 NT 7 High Density Polyethylene (HDPE) Resin is a narrow molecular weight distribution high density homopolymer designed to offer excellent stiffness, low warpage, good/acceptable toughness, and good moldability. This resin is ideally suited for injection molded crates, cases, trays, tote bins, and other objects requiring high rigidity. This resin is also suitable for cast film extrusion processing. |
| General Information | |
|---|---|
| Agency Ratings |
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| Forms |
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| Processing Method |
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| Physical | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Specific Gravity | 0.965 | g/cm³ | ASTM D792 |
| Melt Mass-Flow Rate (MFR) | ASTM D1238 | ||
| 190°C/2.16 kg | 8.3 | g/10 min | ASTM D1238 |
| 190°C/21.6 kg | 180 | g/10 min | ASTM D1238 |
| Environmental Stress-Cracking Resistance 1(50°C, 100% Igepal, F50) | 2.00 | hr | ASTM D1693 |
| Hardness | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Durometer Hardness 2(Shore D) | 61 | ASTM D2240 |
| Mechanical | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Tensile Strength 3 | ASTM D638 | ||
| Yield | 31.0 | MPa | ASTM D638 |
| Fracture | 17.9 | MPa | ASTM D638 |
| Tensile Elongation 4 | ASTM D638 | ||
| Yield | 6.0 | % | ASTM D638 |
| Fracture | 350 | % | ASTM D638 |
| Flexural Modulus - 2% Secant 5 | 1410 | MPa | ASTM D790B |
| Films | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Film Thickness - Tested | 25 | µm | |
| Film Puncture Resistance (25 µm) | 0.579 | J/cm³ | Internal method |
| secant modulus | ASTM D882 | ||
| 2% secant, MD : 25 µm, cast film | 798 | MPa | ASTM D882 |
| 2% secant, TD : 25 µm, cast film | 935 | MPa | ASTM D882 |
| Tensile Strength | ASTM D882 | ||
| MD : Yield, 25 µm, extruded film | 20.4 | MPa | ASTM D882 |
| TD : Yield, 25 µm, extruded film | 22.4 | MPa | ASTM D882 |
| Tensile Elongation | ASTM D882 | ||
| MD : Broken, 25 µm, extruded film | 670 | % | ASTM D882 |
| TD : Broken, 25 µm, extruded film | 490 | % | ASTM D882 |
| Dart Drop Impact (25 µm, Cast Film) | 24 | g | ASTM D1709A |
| Elmendorf Tear Strength | ASTM D1922 | ||
| MD : 25 µm, cast film | 36 | g | ASTM D1922 |
| TD : 25 µm, cast film | 160 | g | ASTM D1922 |
| Impact | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Tensile Impact Strength | 168 | kJ/m² | ASTM D1822 |
| Thermal | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Deflection Temperature Under Load 6(0.45 MPa, Unannealed) | 83.9 | °C | ASTM D648 |
| Brittleness Temperature 7 | < -76.1 | °C | ASTM D746 |
| Vicat Softening Temperature | 131 | °C | ASTM D1525 |
| Melting Temperature (DSC) | 133 | °C | Internal method |
| Peak Crystallization Temperature (DSC) | 120 | °C | Internal method |
| Optical | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Gloss (45, 25.4 µm, cast film) | 75 | ASTM D2457 | |
| Haze (25.4 µm, Cast Film) | 8.0 | % | ASTM D1003 |
| Extrusion | Nominal Value | Unit | |
|---|---|---|---|
| Melt Temperature | 260 | °C |
| Extrusion instructions |
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| 铸造薄膜的制造条件： 螺杆 A，尺寸：2 英寸 (51 mm)；30:1 L/D 螺杆速度：39 rpm 螺杆 B，尺寸：2.5 英寸 (63.5 mm); 30:1 L/D 螺杆速度：39 rpm 螺杆 C，尺寸：2.5 英寸 (63.5 mm)；30:1 L/D 螺杆速度：39 rpm 螺杆 D，尺寸：2.5 英寸 (63.5 mm)；30:1 L/D 螺杆速度：39 rpm 螺杆 E，尺寸：2 英寸 (51 mm)；30:1 L/D 螺杆速度：39 rpm 螺杆类型：DSB II 熔体温度：500°F (261°C) 冷却辊温度：70°F (21°C) 生产线速度：400 fpm（123 米/分） 输出：426 磅/小时 模具宽度：36 英寸 (914 mm) 模具间隙：25 密尔 (0.6 mm) |
| Note Message | |
|---|---|
| 1 . | Molding and testing according to ASTM D 4976. |
| 2 . | Molding and testing according to ASTM D 4976. |
| 3 . | Molding and testing according to ASTM D 4976. |
| 4 . | Molding and testing according to ASTM D 4976. |
| 5 . | Molding and testing according to ASTM D 4976. |
| 6 . | Molding and testing according to ASTM D 4976. |
| 7 . | Molding and testing according to ASTM D 4976. |
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