SSYD-3536沥青开口闪点仪工作原理
1、当试样液面上初出现瞬即灭的蓝色火焰,立即从温度计上读记温度,作为试样的闪点。注意勿将试焰四周的蓝白色火焰误认为是闪点火焰。 2、继续加热,保持试样升温速度5.5℃/min±0.5℃/min,并按上述操作要求用点火器点火试验。 3、当试样接触火焰立即着火,并能继续燃烧不少于5s时,停止加热,并读记温度计上的温度,作为试样的燃点。 4、同试样至少平行试验两次,两次测定结果的差值不超过重复性试验允许差8℃时,取其平均值的整数作为试验结果。 5、精密度或允许差 重复性试验的允许差为:闪点8℃,燃点8℃; 复现性试验的允许差为:闪点16℃,燃点14℃;
SSYD-3536沥青开口闪点仪参数规格 SSYD-3536沥青开口闪点仪 1、自动扫划、点火; 2、电炉加热功率0~1000W连续可调; 3、加热丝由透明石英管保护,无明火,防爆,且升温速度快; 4、高温度可达:600度,
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