Dow DPDA-3220 NT 7 High Density Polyethylene Resin is produced via UNIPOL™ Process Technology from Dow and is intended for rotational and injection molding is specifically designed for applications requiring excellent processability and aesthetics combined with low warpage and good mechanical properties. Processing and Stabilization: Dow DPDA-3220 NT 7 High Density Polyethylene Resin is fully heat and UV stabilized resulting in a wide processing latitude, good color retention and long life expectancy.
Rotational molding or injection molding
For Large Agricultural Tanks, Intermediate Bulk Containers, Potable Water, Chemical Tanks and Industrial Products
Excellent impact strength, stress crack resistance and processability
Complies with:
U.S. FDA 21 CFR 177.1520 (c)3.1a
Canadian HPFB No Objection
European Commission Regulation (EU) No 10/2011
Consult the regulations for complete details.
| 原厂资料 | 物性表-ASTM(英文) | |||
| 产品特性 | 良好冲击性热稳定良好表面低翘曲易成型抗紫外线ESCR | |||
| 成型方式 | 注塑滚塑 | |||
| 法规认证 | EU 2011/10/EC (欧盟食品级)FDA(食品药品监督管理局)HPFB (加拿大健康产品和食品局) | |||
| 物理性能 | 值/单位 | 测试标准 | 测试条件 |
|---|---|---|---|
密度 | 0.942 g/cm³ | ASTM D792 | |
密度 | 0.942 g/cm³ | Internal | Base Density |
熔体质量流动速率(MFR) | |||
190℃/2.16 kg | 2 g/10min | ASTM D1238 | |
环境应力开裂(ESCR ) | 743 Hours | ASTM D 1693 | 50°C, 100% Igepal, F50 |
环境应力开裂(ESCR ) | 1000 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) | 21.4 Mpa | ASTM D638 | |
拉伸延伸率 | |||
屈服(yld) | 12 % | ASTM D638 | |
断裂(brk) | 710 % | ASTM D638 | |
弯曲模量 | 986 Mpa | ASTM D790 | |
弯曲模量 | 738 Mpa | ASTM D790 | 1% Secant, Injection Molded |
| 冲击性能 | 值/单位 | 测试标准 | 测试条件 |
多轴冲击 | 271 J | Internal | -40°C, 6.35 mm, Rotational Molded |
| 热学性能 | 值/单位 | 测试标准 | 测试条件 |
热变形温度(HDT) | |||
0.45 Mpa (66 psi)（4.6kg/cm²） | 55.6 °C | ASTM D648 | Unannealed |
1.8 Mpa (264 psi)（18.6kg/cm²） | 41.7 °C | ASTM D648 | Unannealed |
熔融温度(Tm) | 127 °C | Internal | DSC |
此物性表中的信息由阿技材料库从该材料的生产商处获得。阿技材料库尽最大努力确保此数据的准确性。 但是阿技材料库对这些数据值不承担任何责任，并强烈建议在最终选择材料前，就数据值与材料供应商进行验证。
