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原料比对
产品信息
品名
品牌名
典型应用
特性
认证
LDPE DFDA-1648 NT EXP1 美国陶氏
DOW™
塑料袋,薄膜,内包装
高流动,热稳定,高透明
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物性数据
| 热性能 | 测试条件 | 测试方法 | 美国陶氏/DFDA-1648 NT EXP1 |
|---|---|---|---|
| 脆化温度 | ASTM D746 | -40.0 °C | |
| 热变形温度 | 90°C | CCP METHOD | 1.3 % |
| 121°C | CCP METHOD | 87 % | |
| 100°C | CCP METHOD | 2.7 % |
| 电气性能 | 测试条件 | 测试方法 | 美国陶氏/DFDA-1648 NT EXP1 |
|---|---|---|---|
| 耗散因数 | 100kHz | ASTM D150 | 7E-03 |
| 1MHz | ASTM D150 | 9E-03 | |
| 60Hz | ASTM D150 | 0.034 | |
| 介电常数 | 100kHz | ASTM D150 | 3.43 |
| 1MHz | ASTM D150 | 3.50 | |
| 60Hz | ASTM D150 | 3.80 | |
| 体积电阻率 | 23°C | ASTM D257 | 2.1E+14 ohms·cm |
| 机械性能 | 测试条件 | 测试方法 | 美国陶氏/DFDA-1648 NT EXP1 |
|---|---|---|---|
| 拉伸强度 | ASTM D638 | 11.7 Mpa | |
| 伸长率 | 断裂 | ASTM D638 | 250 % |
| 老化 | 测试条件 | 测试方法 | 美国陶氏/DFDA-1648 NT EXP1 |
|---|---|---|---|
| 拉伸强度 | 121°C，7days | ASTM D638 | 100 % |
| 伸长率保持率 | 121°C，7天 | ASTM D638 | 80 % |
| 硬度 | 测试条件 | 测试方法 | 美国陶氏/DFDA-1648 NT EXP1 |
|---|---|---|---|
| 硬度 | 邵氏D | ASTM D2240 | 46 |
| 邵氏A | ASTM D2240 | 93 |
| 弹性体 | 测试条件 | 测试方法 | 美国陶氏/DFDA-1648 NT EXP1 |
|---|---|---|---|
| 撕裂强度 | ASTM D470 | 8.00 kN/m |
| 可燃性 | 测试条件 | 测试方法 | 美国陶氏/DFDA-1648 NT EXP1 |
|---|---|---|---|
| 毒性 | NES713 | 1.90 | |
| 极限氧指数 | ASTM D2863 | 39 % | |
| 酸性气体排放pH | IEC 754-2 | 5.30 | |
| 酸性气体释放 | IEC 754-2 | 0.630 µS/mm | |
| 温度指数（燃烧）-Critical | >300 °C | ||
| 烟雾 | 2.54mm | 23.0 | |
| 烟雾密度 | Non-flamingMode-D4.0:508.0µm | ASTME662 | 55 |
| FlamingMode-D1.5:2.54mm | ASTME662 | 1.5 | |
| Non-flamingMode-D1.5:2.54mm | ASTME662 | 0.040 | |
| Non-flamingMode-Dm,(corr.):2.54mm | ASTME662 | 330 | |
| Non-flamingMode-Dm,(corr.):508.0µm | ASTME662 | 130 | |
| FlamingMode-Dm,(corr.):508.0µm | ASTME662 | 22 | |
| FlamingMode-D1.5:508.0µm | ASTME662 | 1.4 | |
| FlamingMode-Dm,(corr.):2.54mm | ASTME662 | 110 | |
| Non-flamingMode-D4.0:2.54mm | ASTME662 | 28 | |
| FlamingMode-D4.0:2.54mm | ASTME662 | 2.5 | |
| FlamingMode-D4.0:508.0µm | ASTME662 | 9.1 | |
| Non-flamingMode-D1.5:508.0µm | ASTME662 | 6.9 |