{"id":761,"date":"2015-07-23T10:15:36","date_gmt":"2015-07-23T09:15:36","guid":{"rendered":"https:\/\/www.verre-equipements.fr\/en\/?page_id=761"},"modified":"2020-11-08T18:15:32","modified_gmt":"2020-11-08T17:15:32","slug":"polariscope","status":"publish","type":"page","link":"https:\/\/www.verre-equipements.fr\/en\/polariscope.html","title":{"rendered":"Polariscope"},"content":{"rendered":"<div  class='flex_column av-av_one_half-2a9015ff38129c418a3f2eafba3e9512 av_one_half  avia-builder-el-0  el_before_av_one_fourth  avia-builder-el-first  first flex_column_div  '     ><section  class='av_textblock_section av-av_textblock-0366cc7376be6c9e82a3e9cc8987b64f '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock'  itemprop=\"text\" ><h2>Contr\u00f4le des tensions au <a href=\"https:\/\/www.verre-equipements.fr\/en\/polariscope.html\">Polariscope<\/a>:<\/h2>\n<p>Lors du travail \u00e0 chaud, le verre accumule beaucoup de contraintes\u00a0:<\/p>\n<p>Fusion localis\u00e9e, d\u00e9formations, mont\u00e9e rapide en temp\u00e9rature, refroidissement diff\u00e9rentiel entre les parties internes et externes \u2026<\/p>\n<p>Nos souffleurs effectuent dans un premier temps une recuisson \u00e0 la flamme afin d\u2019att\u00e9nuer les tensions les plus critiques.<\/p>\n<p>Les pi\u00e8ces sont ensuite recuites au four afin d\u2019\u00e9liminer les tensions restantes.<\/p>\n<p>Le contr\u00f4le visuel en lumi\u00e8re polaris\u00e9e &#8211; <strong>Polariscope<\/strong> &#8211; permet de constater l\u2019absence de tensions r\u00e9siduelles.<\/p>\n<\/div><\/section><\/div><div  class='flex_column av-av_one_fourth-b51168870d26eac9084c0e2dc495efe0 av_one_fourth  avia-builder-el-2  el_after_av_one_half  el_before_av_one_fourth  flex_column_div  '     ><p><section  class='av_textblock_section av-av_textblock-0366cc7376be6c9e82a3e9cc8987b64f '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock'  itemprop=\"text\" ><p>Contr\u00f4le Polariscope<\/p>\n<\/div><\/section><br \/>\n<div  class='avia-slideshow av-av_slideshow-d001f0f4deb5e7fbea620e4cc35ae846 avia-slideshow-no scaling av_slideshow avia-slide-slider  avia-builder-el-4  el_after_av_textblock  avia-builder-el-last  av-slideshow-ui av-slideshow-autoplay av-loop-endless av-loop-manual-endless av-default-height-applied avia-slideshow-1' data-slideshow-options=\"{&quot;animation&quot;:&quot;slide&quot;,&quot;autoplay&quot;:true,&quot;loop_autoplay&quot;:&quot;endless&quot;,&quot;interval&quot;:2,&quot;loop_manual&quot;:&quot;manual-endless&quot;,&quot;autoplay_stopper&quot;:false,&quot;noNavigation&quot;:false,&quot;bg_slider&quot;:false,&quot;keep_padding&quot;:false,&quot;hoverpause&quot;:false,&quot;show_slide_delay&quot;:0}\"  itemprop=\"image\" itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/ImageObject\" ><ul class='avia-slideshow-inner ' style='padding-bottom: 89.007092198582%;'><li  class='avia-slideshow-slide av-av_slideshow-d001f0f4deb5e7fbea620e4cc35ae846__0  slide-1 slide-odd'><div data-rel='slideshow-1' class='avia-slide-wrap '   ><div class='av-slideshow-caption av-av_slideshow-d001f0f4deb5e7fbea620e4cc35ae846__0 avia-caption'><div class=\"avia-inner-caption\"><div class='avia-caption-content '  itemprop=\"description\" ><p>Avant recuisson<\/p>\n<\/div><\/div><\/div><img fetchpriority=\"high\" class=\"wp-image-792 avia-img-lazy-loading-not-792\"  src='https:\/\/www.verre-equipements.fr\/en\/wp-content\/uploads\/sites\/2\/2015\/07\/pas_recuit.jpg' width='564' height='502' title='pas_recuit' alt=''  itemprop=\"thumbnailUrl\"   \/><\/div><\/li><li  class='avia-slideshow-slide av-av_slideshow-d001f0f4deb5e7fbea620e4cc35ae846__1  slide-2 slide-even'><div data-rel='slideshow-1' class='avia-slide-wrap '   ><div class='av-slideshow-caption av-av_slideshow-d001f0f4deb5e7fbea620e4cc35ae846__1 avia-caption'><div class=\"avia-inner-caption\"><div class='avia-caption-content '  itemprop=\"description\" ><p>Apr\u00e8s recuisson<\/p>\n<\/div><\/div><\/div><img fetchpriority=\"high\" class=\"wp-image-793 avia-img-lazy-loading-not-793\"  src='https:\/\/www.verre-equipements.fr\/en\/wp-content\/uploads\/sites\/2\/2015\/07\/recuit.jpg' width='564' height='502' title='recuit' alt=''  itemprop=\"thumbnailUrl\"   \/><\/div><\/li><\/ul><div class='avia-slideshow-arrows avia-slideshow-controls' ><a href='#prev' class='prev-slide  avia-svg-icon avia-font-svg_entypo-fontello' data-av_svg_icon='left-open-big' data-av_iconset='svg_entypo-fontello' tabindex='-1' title=\"Previous\"><svg version=\"1.1\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"15\" height=\"32\" viewBox=\"0 0 15 32\" preserveAspectRatio=\"xMidYMid meet\" aria-labelledby='av-svg-title-1' aria-describedby='av-svg-desc-1' role=\"graphics-symbol\" aria-hidden=\"true\">\n<title id='av-svg-title-1'>Previous<\/title>\n<desc id='av-svg-desc-1'>Previous<\/desc>\n<path d=\"M14.464 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