UL 94 VTM:塑料薄膜垂直燃烧测试 UL 94 VTM:Thin Material Vertical Burning Test
UL94 VTM标准摘要 ASTM D4804, Test Method for Determining the Flammability Characteristics of Nonrigid Solid Plastics (ISO 9773, Plastics – Determination of Burning Behavior of Flexible Vertical Specimens in Contact with a Small Flame Ignition Source)