• Title/Summary/Keyword: 열풍융착속도

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A Study on the Joint Tensile Strength of EVA Waterproofing Sheet According to Hot Air Welding Speed and Chemical Attack in Low Temperature (저온 환경에서의 열풍융착 속도별 화학적 침식이 EVA 방수시트의 접합부 인장강도에 미치는 영향에 대한 연구)

  • Park, Jin-Sang;Choi, Su-Young;Park, Wan-Goo;Jung, Hae-Choon;Kim, Byoung-Il;Oh, Sang-Keun
    • Journal of the Korean Recycled Construction Resources Institute
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    • v.5 no.3
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    • pp.320-326
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    • 2017
  • This study is based on the hot air welding application method of EVA sheet to test the tensile strength performance changes due to the hot air welding speed, temperature and chemical attack. For the parameters of the study, the hot air welding method that directly heats the overlap between the sheets and the adhesion surface was controlled, and the maximum temperature for application was set to $20^{\circ}C$, $0^{\circ}C$, $-5^{\circ}C$, $-10^{\circ}C$. According to the results of the testing, the tensile strength of the overlap area was the highest between the temperatures of 20 at 5~6m/min and between the low temperatures at 3~4m/min of hot air welding speed.