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Message: <blockquote data-quote="aangavatar" data-source="post: 451567" data-attributes="member: 20640">just got this reply from the supplier who relied:"Too hot to burn the plastic", this is impossible, abnormal. Our xenon lamps are made of quartz, heat-resistance temperature of quartz is higher than 1,500 ℃, but the highest temperature of center point of 55W xenon lamps is 580~620 ℃, 35W xenon lamps is about 550~600℃, please rest assured to use. Though some xenon lamps in market have very short life span, it's because of bad sealing technique of which rare gas leak easily, lamps turn darker gradually until complete dark. bulb base is made of plastic, which can resist temperature as high as 280℃, its work temperature is less than 200℃. So it won't be any problem.I am feeling a bit of relief......heat doesn't seems to be a lot different from the 35W, whatever it is....i have no choice already...</blockquote>