KEVLAR 凯夫拉纤维.ppt

KEVLAR;What is kevlar?;History;By 1978, the US Army tapped DuPont to produce Kevlar for their flak jackets and helmets.;Traditional armor ;?Principle Of Bulletproof ;Kevlar is a well-known component of personal armor such as combat helmets, ballistic face masks, and ballistic vests. The PASGT helmet and vest used by United States military forces since the 1980s both have Kevlar as a key component, as do their replacements. 凯夫拉装备是著名的单人作战必备装备，例如装甲作战头盔，弹道口罩和防弹背心。自1980年以来，美国军事所用的PASGT头盔和背心都有凯夫拉作为重要组成部分。;General Features of Kevlar Aramid Fiber;Kevlar Fiber Manufacturing ;2. The spinning: the dry spray - wet spinning process ;1.Ropes and Cables of Kevlar Aramid Fiber;2.Shoes;3.Sports equipment;Sports equipment;4.Smartphones;;THANK YOU !