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DOW™ LDPE 621I
| Category: | LDPE , Low Density Polyethylene Resin |
| Manufacturer: | The Dow Chemical Company |
| Trademark: | DOW™ LDPE |
| Fillers: | - |
| Ports: | Qinzhou, Shekou, Shanghai, Ningbo |
| Delivery Terms | FOB, CIF, DAP, DAT, DDP |
| PDF: | iFiMpP_DOW-LDPE-621I.pdf  |
| PRICE: | Order Products email sales@su-jiao.com |
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| Message |
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DOW LDPE 621I Resin is a low density polyethylene resin intended for foam and blown film applications requiring high melt strength.
Complies with:
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| General Information | |
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| 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 | 0.918 | g/cm³ | ASTM D792 |
| Melt Mass-Flow Rate (MFR) (190°C/2.16 kg) | 2.3 | g/10 min | ASTM D1238 |
| Films | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Film Thickness - Tested | 51 | µm | |
| Film Puncture Resistance (51 µm) | 3.56 | J/cm³ | Internal method |
| Film strength | ASTM D882 | ||
| MD : 51 µm | 140 | J/cm³ | ASTM D882 |
| TD : 51 µm | 148 | J/cm³ | ASTM D882 |
| secant modulus | ASTM D882 | ||
| 2% secant, MD : 51 µm | 166 | MPa | ASTM D882 |
| 2% secant, TD : 51 µm | 208 | MPa | ASTM D882 |
| Tensile Strength | ASTM D882 | ||
| MD : Yield, 51 µm | 11.6 | MPa | ASTM D882 |
| TD : Yield, 51 µm | 11.0 | MPa | ASTM D882 |
| MD : Fracture, 51 µm | 21.8 | MPa | ASTM D882 |
| TD : Fracture, 51 µm | 19.6 | MPa | ASTM D882 |
| Tensile Elongation | ASTM D882 | ||
| MD : Fracture, 51 µm | 450 | % | ASTM D882 |
| TD : Fracture, 51 µm | 620 | % | ASTM D882 |
| Dart Drop Impact (51 µm) | 96 | g | ASTM D1709A |
| Elmendorf Tear Strength | ASTM D1922 | ||
| MD : 51 µm | 320 | g | ASTM D1922 |
| TD : 51 µm | 190 | g | ASTM D1922 |
| Thermal | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Vicat Softening Temperature | 92.2 | °C | ASTM D1525 |
| Melting Temperature (DSC) | 108 | °C | Internal method |
| Optical | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Gloss (45°, 50.8 µm) | 40 | ASTM D2457 | |
| Haze (50.8 µm) | 16 | % | ASTM D1003 |
| Extrusion | Nominal Value | Unit | |
|---|---|---|---|
| Melt Temperature | 218 | °C |
| Extrusion instructions |
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| 吹塑薄膜的制造条件： 螺杆尺寸：2.5 英寸 (63.5 mm) 30:1 L/D 模具间隙：40 密尔 (1.0 mm) 熔体温度：425°F (218°C) 输出：模具周长的 10 磅/小时/英寸 模具直径：6 英寸 放大比：2.5:1 螺杆速度：89 rpm 冷冻线高度：30 分钟 (762 mm) |
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