Huntsman IROGRAN®A95K4873 Thermoplastic Polyurethane Technical Data Sheet
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Huntsman TPU IROGRAN A 95 K 4873适合用于液压密封如液压油缸密封件、液压活塞密封、液压杆密封、液压阀密封、垫圈、辊轮和滚筒。
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Physical Properties物性
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测试标准
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数值
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单位
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Density密度
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ISO 1183-1
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1.13
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kg/m³
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Melt Volume Rate(210°C/21.6 kg)熔融指数
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ASTM 1238
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160
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cm³/10min
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Hardness硬度
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DIN53505
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94
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Shore A
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Hardness硬度
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DIN53505
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50
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Shore D
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Mold Shrinkage收缩率
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ISO 294-4
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1.01
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%
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Tensile strength抗拉强度
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DIN53504
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45
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MPa
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Elongation at Break断裂伸长率
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DIN53504
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520
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%
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20%Modulus伸长模量
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DIN53504
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6.9
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MPa
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50%Modulus伸长模量
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DIN53504
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9.8
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MPa
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100%Modulus伸长模量
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DIN53504
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11.7
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MPa
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300%Modulus伸长模量
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DIN53504
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17.8
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MPa
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Tear strength撕裂强度
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DIN53515
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81
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N/mm
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Compression Set压缩变形率23℃×24h
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ISO 815
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17
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%
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Compression Set压缩变形率70℃×24h
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ISO 815
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29
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%
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Compression Set压缩变形率100℃×24h
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ISO 815
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32
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%
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Compression Set压缩变形率100℃×70h
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ISO 815
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36
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%
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Abrasion耐磨性
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DIN53516
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25
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mm³
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Dew Point露点
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-30
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℃
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Vicat Softening Point VST/A120维卡软化温度
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ISO 306
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169
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℃
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Softening range low低点软化范围
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Huntsman TMA
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195
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℃
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Softening range high高点软化范围
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Huntsman TMA
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210
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℃
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Melt Range熔融温度范围
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Injection
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195~215
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℃
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