PMMA CM-205 鎮(zhèn)江奇美有限公司 物性數(shù)據(jù) |
規(guī)格級(jí)別: | 耐熱型射出級(jí) | 外觀顏色: | --- |
用途概述: | 用于制造汽車指示燈外殼、太陽眼鏡片及電子鐘表面外殼。 | ||
備注說明: | 能耐高溫,熱變形溫度達(dá)100℃,機(jī)械性強(qiáng)耐。 |
性能項(xiàng)目 | 試驗(yàn)條件[狀態(tài)] | 測試方法 | 測試數(shù)據(jù) | 數(shù)據(jù)單位 | |||||||||
物理性能 | 比重 | --- | D-792 | 1.19 | --- | ||||||||
流動(dòng)系數(shù) | --- | D-1238 | 1.8 | g/10min | |||||||||
假密度 | --- | D-1182 | 0.77 | g/cm3 | |||||||||
成型收縮率 | --- | D-955 | .002-.006 | mm/mm | |||||||||
硬度 | --- | D-785 | M-95 | --- | |||||||||
吸水率 | --- | D-570 | 0.3 | % | |||||||||
燃燒率 | --- | UL-94 | 1/16"HB | --- | |||||||||
機(jī)械性能 | 延伸率 | --- | D-638 | 5.0 | % | ||||||||
抗沖擊強(qiáng)度 | --- | D-256 | 0.37/2.0 | ft-lb/in2 kg-cm/cm | |||||||||
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彎曲強(qiáng)度 | --- | D-790|D-790 | 15600|1100 | PSI|kgf/cm2 | |||||||||
加工性能 | 射出壓力 | --- | --- | 800~1400/70~90 | PSI kg/cm2 | ||||||||
模溫 | --- | --- | 50~70℃ | ℃ | |||||||||
射出溫度 | --- | --- | 210~250℃ | ℃ | |||||||||
預(yù)熱干燥 | --- | --- | 85~90℃ | ℃ | |||||||||
其它性能 | 全光透過率 | --- | D-1003 | 92 | % | ||||||||
曲折率 | --- | D-542 | 1.491 | --- |