{"id":25,"count":3,"description":"<img class=\"alignnone size-medium wp-image-2747\" src=\"https:\/\/durandal.fr\/wp-content\/uploads\/2025\/11\/mortier-expansif-de-fragmentation-300x226.jpg\" alt=\"mortier expansif de fragmentation\" width=\"300\" height=\"226\" \/>\r\n<p data-start=\"367\" data-end=\"908\">Le mortier expansif de fragmentation permet de fissurer et d\u00e9solidariser du b\u00e9ton ou de la roche sans recourir aux explosifs ni aux engins lourds. Sa force d\u2019expansion progressive g\u00e9n\u00e8re une pression interne capable d\u2019ouvrir proprement des mat\u00e9riaux extr\u00eamement denses, m\u00eame dans des zones o\u00f9 l\u2019usage d\u2019un BRH, d\u2019une scie ou d\u2019un marteau-piqueur n\u2019est plus possible.<br data-start=\"733\" data-end=\"736\" \/>C\u2019est une solution de d\u00e9molition propre, silencieuse et ma\u00eetris\u00e9e, utilis\u00e9e sur les chantiers professionnels comme pour des interventions ponctuelles chez les particuliers.<\/p>\r\n<p data-start=\"910\" data-end=\"1437\">Ce type de mortier est particuli\u00e8rement utile pour fragmenter des blocs rocheux, des dalles \u00e9paisses, des fondations, des poutres b\u00e9ton, des massifs enterr\u00e9s ou des \u00e9l\u00e9ments difficilement accessibles. Son application ne n\u00e9cessite pas de certificat pyrotechnique, ne provoque pas de vibrations et limite drastiquement les risques de projection, ce qui le rend compatible avec les milieux sensibles : zones urbaines, chantiers int\u00e9rieurs, b\u00e2timents anciens, piscines, caves, sous-sols ou ouvrages \u00e0 proximit\u00e9 de r\u00e9seaux enterr\u00e9s.<\/p>\r\n<p data-start=\"1439\" data-end=\"1880\">Nous proposons ici des mortiers expansifs fiables, formul\u00e9s pour offrir une mont\u00e9e en pression r\u00e9guli\u00e8re, une r\u00e9action stable m\u00eame en conditions thermiques variables et une efficacit\u00e9 de fragmentation \u00e9lev\u00e9e. Chaque produit est choisi pour r\u00e9pondre aux exigences des m\u00e9tiers du BTP, de la ma\u00e7onnerie, du terrassement, ainsi qu\u2019aux besoins des utilisateurs qui recherchent une alternative technique aux m\u00e9thodes de d\u00e9molition traditionnelles.<\/p>\r\n<p data-start=\"1882\" data-end=\"2090\">Le mortier expansif de fragmentation est une solution simple, s\u00e9curis\u00e9e et performante pour d\u00e9molir proprement, sans bruit et sans vibration, tout en gardant le contr\u00f4le total sur la progression des fissures.<\/p>","link":"https:\/\/durandal.fr\/index.php\/categorie-produit\/ciment-expansif\/","name":"Mortier expansif de fragmentation","slug":"ciment-expansif","taxonomy":"product_cat","parent":0,"meta":[],"menu_order":0,"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.1 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Mortier expansif de fragmentation - Mortier de d\u00e9molition Durandal<\/title>\n<meta name=\"description\" content=\"Mortier expansif de fragmentation pour d\u00e9molition b\u00e9ton et roche sans explosif. 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