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塑料热变形温度数值大全

Date: 2023-09-05 20:42 Views: 3330 Source: Internet

热变形温度:(HeatDistortion Temperature ,HDT)

热变形温度显示塑胶材料在高温受压下能保持不变的外形,一般用来表示塑料的短期耐热性。短期使用的最高温度应保持低于热变形温度10℃左右,以确保不至于因温度而使材料变形。最常用的热变形测定法为ASTM D648试验法,即将试片在一定压力及一定加工温速度下,弯曲到一定程度时的温度。

结晶性非结晶性
塑料名称(HDT1820kpa)热变形温度(℃)塑料名称(HDT1820kpa)热变形温度(℃)
PBT60-65硬质PVC54-79
PET80-100聚苯乙烯(PS)63-112
Nylon 663-80ABS66-107
POM(Homopolymer)125-136PMMA68-99
POM(Copolymer)110PPO100-128
PI315-360PC39-148
聚乙烯PE29-126H-PVC54-74
聚丙烯PP40-152PSF175
HDPE43PAR175
MDPE32-41PES205
Nylon 6662-261GPPS96
LDPE32HIPS96
Nylon61057PS+(20-30%)GF103
Nylon61260AS88-104
Nylon1155Poly60-76
Nylon1255Polysulfone146-273

上述资料来源百度文库,仅供参考


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