ASTM D568：垂直放置的软质塑料燃烧速率和／或燃烧程度及燃烧时间的测试方法
日期:2011-02-12 17:49
sample does not burn past the 100 mm gage mark, time and extent of burning are reported.If it burns past the gage mark, and average burn rate, in centimeters per minute, is reported.Materials that do not burn to the gage mark are said to be self-extinguishing.
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12/23 19:37