DOW™ HDPE DMDA-8950 NT 7
HDPE
陶氏化学(Dow Chemical)
产品描述
DOW™ DMDA-8950 NT 7 High Density Polyethylene (HDPE) Resin is produced via UNIPOL™ Process Technology from Dow and is intended for use in thin-wall injection molding applications such as food containers, including freezer applications. This resin has been designed to provide a good impact/stiffness balance as well as excellent processability.
Main Characteristics
Injection molding
For injection molded thin-wall food containers, including freezer applications
High flow for processing ease
Very narrow molecular weight distribution
Complies with:
U.S. FDA 21 CFR 177.1520(c) 3.2a
Canadian HPFB No Objection
Consult the regulations for complete details.
基本信息
| 原厂资料 | 物性表-ASTM(英文) | |||
| 产品特性 | 良好的刚性良好冲击性易成型高流动 | |||
| 法规认证 | FDA(食品药品监督管理局)HPFB (加拿大健康产品和食品局) | |||
| 成型方式 | 注塑 | |||
技术参数
| 物理性能 | 值/单位 | 测试标准 | 测试条件 |
|---|---|---|---|
密度 | 0.942 g/cm³ | ASTM D792 | |
熔体质量流动速率(MFR) | |||
190℃/2.16 kg | 50 g/10min | ASTM D1238 | |
环境应力开裂(ESCR ) | 6 Hours | ASTM D 1693 | 50°C, 100% Igepal, F50 |
| 机械性能 | 值/单位 | 测试标准 | 测试条件 |
拉伸强度 | |||
屈服(yld) | 20.9 Mpa | ASTM D638 | |
断裂(brk) | 14.4 Mpa | ASTM D638 | |
拉伸延伸率 | |||
屈服(yld) | 9 % | ASTM D638 | |
断裂(brk) | 37 % | ASTM D638 | |
弯曲模量 | 576 Mpa | ASTM D790 | 2% Secant |
| 冲击性能 | 值/单位 | 测试标准 | 测试条件 |
拉伸冲击 | 90.4 kJ/m² | ASTM D 1822 | Type S |
脆化温度 | -52.8 °C | ASTM D 746 | |
| 热学性能 | 值/单位 | 测试标准 | 测试条件 |
熔融温度(Tm) | 127 °C | Internal | DSC |
结晶温度 | 115 °C | Internal | DSC |