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  2. DOW™ DMDA-8904 NT 7 High Density Polyethylene Resin

DOW™ DMDA-8904 NT 7 High Density Polyethylene Resin

A high density polyethylene resin is produced via UNIPOL™ Process Technology from Dow and is designed for injection molding applications such as pails, industrial parts, shipping containers, as well as cast film extrusion applications. This resin has been designed to provide excellent processability for molders and to meet the rigorous performance characteristics of applications requiring stackability, environmental stress-crack resistance, and impact strength. 

用途:

  • Pails
  • Industrial parts
  • Shipping containers

优势:

  • Excellent impact resistance
  • Excellent environmental stress crack resistance
  • Processability

性能

这些数值为典型性能，并且不用于在规格制定过程中使用。

典型性能

  • 2% MD正割模量 (ASTM D882) MPa (psi) 是 否 560 (81300) ASTM D882
  • 2% TD正割模量 (ASTM D882) MPa (psi) 是 否 632 (91700) ASTM D882
  • ESCR-耐环境应力开裂 （100% IGEPAL） 是 否 22 hr
  • MD拉伸断裂强度（ASTM D638）MPa (psi) 是 否 45.7 (6630) ASTM D882
  • MD断裂伸长率 是 否 690 %
  • TD拉伸断裂强度（ASTM D638）MPa (psi) 是 否 38.9 (5640) ASTM D882
  • TD断裂伸长率 是 否 940 %
  • 功能性 是 否 继续性能
  • 密度 (ASTM D792) 是 否 0.952 g/cm3
  • 密度范围 是 否 .951-.960
  • 工艺 是 否 注塑
  • 开口剂 是 否 否
  • 抗冲击强度Mpa (psi) 是 否 84.1 kJ/m2 (40 ft lb/in2) ASTM D1822
  • 抗穿刺（Dow Method） J/cm3（lbs/in3） 是 否 .662(8)
  • 拉伸强度 MD（ASTM D638）MPa (psi) 是 否 24.2 (3510) ASTM D882
  • 拉伸强度 TD（ASTM D638）MPa (psi) 是 否 20.7 (3010) ASTM D882
  • 熔融指数（g/10min @190°C/21.6 kg） 是 否 4.4
  • 熔融指数（g/10min @190°C/21.6 kg）(ASTM D1238) 是 否 4.4
  • 爽滑剂 是 否 否
  • 结构类型 是 否 单层, 多层
  • 脆化温度 °C(°F) 是 否 <-76.1
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DOW™ DMDA-8904 NT 7 High Density Polyethylene Resin
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