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
ASTM D 568：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
ASTM D 568：Standard Test Method for Rate of Burning and/or Extent and Time of Burning of Flexible Plastics in a Vertical Position
Abstract 摘要
ASTM D 568 supports the sample vertically, whereas D 635 supports the sample horizontally.A flame from a Bunsen burner is exposed to a plastic test bar for 30 seconds.The sample is allowed to burn until it either extinguishes itself or burns past a gage mark (100 mm) on the bar.If the
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12/23 15:56