{"id":2710,"date":"2026-09-03T12:21:25","date_gmt":"2026-09-03T12:21:25","guid":{"rendered":"https:\/\/plastiki.com.gr\/product\/swellcord-ydrodiogkoumena-kordonia-gia-tbm\/"},"modified":"2026-09-03T12:36:03","modified_gmt":"2026-09-03T12:36:03","slug":"swellcord-ydrodiogkoumena-kordonia-gia-tbm","status":"publish","type":"product","link":"https:\/\/plastiki.com.gr\/en\/product\/swellcord-ydrodiogkoumena-kordonia-gia-tbm\/","title":{"rendered":"swellCORD &#8211; swelling cords for TBM gaskets"},"content":{"rendered":"<p id=\"p-rc_bb4c90f4e23500ad-438\" data-path-to-node=\"9\"><span data-path-to-node=\"9,0\">In tunnel boring (TBM) and precast concrete structures, <b data-path-to-node=\"9,0\" data-index-in-node=\"98\">Active Sealing Technology<\/b> represents the cutting edge of technology<\/span><span data-path-to-node=\"9,2\">. Unlike traditional passive rubber gaskets, which rely solely on mechanical compression, the hydrophilic <b data-path-to-node=\"9,2\" data-index-in-node=\"138\">swellCORD<\/b> profiles absorb moisture and swell significantly in volume, completely sealing joints, gaps, irregularities, and microcracks<\/span><span data-path-to-node=\"9,4\">.<\/span><\/p>\n<h3 data-path-to-node=\"11\"><b data-path-to-node=\"11\" data-index-in-node=\"0\">Key Benefits<\/b><\/h3>\n<ul data-path-to-node=\"12\">\n<li>\n<p id=\"p-rc_bb4c90f4e23500ad-439\" data-path-to-node=\"12,0,0\"><span data-path-to-node=\"12,0,0,0\"><b data-path-to-node=\"12,0,0,0\" data-index-in-node=\"0\">Active Expanding Protection:<\/b> 100% hydrophilic formulation that expands from <b data-path-to-node=\"12,0,0,0\" data-index-in-node=\"74\">300% to 850%<\/b> upon contact with water<\/span><span data-path-to-node=\"12,0,0,2\">.<\/span><\/p>\n<\/li>\n<li>\n<p id=\"p-rc_bb4c90f4e23500ad-440\" data-path-to-node=\"12,1,0\"><span data-path-to-node=\"12,1,0,0\"><b data-path-to-node=\"12,1,0,0\" data-index-in-node=\"0\">Dynamic Adjustment &#038; Absorption of Displacements (Compensates for Joint Movement):<\/b> Dynamically adapts to changing gaps, deviations, and joint offsets<\/span><span data-path-to-node=\"12,1,0,2\">.<\/span><\/p>\n<\/li>\n<li>\n<p id=\"p-rc_bb4c90f4e23500ad-441\" data-path-to-node=\"12,2,0\"><span data-path-to-node=\"12,2,0,0\"><b data-path-to-node=\"12,2,0,0\" data-index-in-node=\"0\">Reversible Swelling:<\/b> It can undergo multiple wet\/dry cycles\u2014it contracts when it dries and expands again as soon as moisture is present<\/span><span data-path-to-node=\"12,2,0,2\">.<\/span><\/p>\n<\/li>\n<li>\n<p id=\"p-rc_bb4c90f4e23500ad-442\" data-path-to-node=\"12,3,0\"><span data-path-to-node=\"12,3,0,0\"><b data-path-to-node=\"12,3,0,0\" data-index-in-node=\"0\">High Resistance to Permanent Deformation:<\/b> Maintains its elasticity and functionality under continuous stress<\/span><span data-path-to-node=\"12,3,0,2\">.<\/span><\/p>\n<\/li>\n<li>\n<p id=\"p-rc_bb4c90f4e23500ad-443\" data-path-to-node=\"12,4,0\"><span data-path-to-node=\"12,4,0,0\"><b data-path-to-node=\"12,4,0,0\" data-index-in-node=\"0\">Excellent Chemical Resistance:<\/b> Resistant to chemical effects from soil and groundwater<\/span><span data-path-to-node=\"12,4,0,2\">.<\/span><\/p>\n<\/li>\n<\/ul>\n<h3 data-path-to-node=\"14\"><b data-path-to-node=\"14\" data-index-in-node=\"0\">Technical Specifications<\/b><\/h3>\n<ul data-path-to-node=\"15\">\n<li>\n<p id=\"p-rc_bb4c90f4e23500ad-444\" data-path-to-node=\"15,0,0\"><span data-path-to-node=\"15,0,0,0\"><b data-path-to-node=\"15,0,0,0\" data-index-in-node=\"0\">Composition:<\/b> 100% Hydrophilic Material  <\/span><\/p>\n<\/li>\n<li>\n<p id=\"p-rc_bb4c90f4e23500ad-445\" data-path-to-node=\"15,1,0\"><span data-path-to-node=\"15,1,0,0\"><b data-path-to-node=\"15,1,0,0\" data-index-in-node=\"0\">Expansion Ratio:<\/b> 300% \u2013 850%<\/span><\/p>\n<\/li>\n<li>\n<p id=\"p-rc_bb4c90f4e23500ad-446\" data-path-to-node=\"15,2,0\"><span data-path-to-node=\"15,2,0,0\"><b data-path-to-node=\"15,2,0,0\" data-index-in-node=\"0\">Hardness (Shore A):<\/b> 25\u201340<\/span><\/p>\n<\/li>\n<li>\n<p id=\"p-rc_bb4c90f4e23500ad-447\" data-path-to-node=\"15,3,0\"><span data-path-to-node=\"15,3,0,0\"><b data-path-to-node=\"15,3,0,0\" data-index-in-node=\"0\">Density:<\/b> 1.25 g\/cm\u00b3<\/span><\/p>\n<\/li>\n<li>\n<p id=\"p-rc_bb4c90f4e23500ad-448\" data-path-to-node=\"15,4,0\"><span data-path-to-node=\"15,4,0,0\"><b data-path-to-node=\"15,4,0,0\" data-index-in-node=\"0\">Tensile Elongation at Break:<\/b> 500%<\/span><\/p>\n<\/li>\n<\/ul>\n<h3 data-path-to-node=\"17\"><b data-path-to-node=\"17\" data-index-in-node=\"0\">Available Forms &#038; Dimensions<\/b><\/h3>\n<ul data-path-to-node=\"18\">\n<li>\n<p id=\"p-rc_bb4c90f4e23500ad-449\" data-path-to-node=\"18,0,0\"><span data-path-to-node=\"18,0,0,0\"><b data-path-to-node=\"18,0,0,0\" data-index-in-node=\"0\">swellCORD:<\/b> Cords with diameters ranging from <b data-path-to-node=\"18,0,0,0\" data-index-in-node=\"34\">4 mm to 16 mm<\/b><\/span><span data-path-to-node=\"18,0,0,2\">.<\/span><\/p>\n<\/li>\n<li>\n<p id=\"p-rc_bb4c90f4e23500ad-450\" data-path-to-node=\"18,1,0\"><span data-path-to-node=\"18,1,0,0\"><b data-path-to-node=\"18,1,0,0\" data-index-in-node=\"0\">swellSTRIP:<\/b> Strips\/profiles with a special cross-section<\/span><span data-path-to-node=\"18,1,0,2\">.<\/span><\/p>\n<\/li>\n<li>\n<p id=\"p-rc_bb4c90f4e23500ad-451\" data-path-to-node=\"18,2,0\"><span data-path-to-node=\"18,2,0,0\"><b data-path-to-node=\"18,2,0,0\" data-index-in-node=\"0\">Customized:<\/b> Custom dimensions and design available based on project specifications<\/span><span data-path-to-node=\"18,2,0,2\">.<\/span><\/p>\n<\/li>\n<\/ul>\n<h3 data-path-to-node=\"20\"><b data-path-to-node=\"20\" data-index-in-node=\"0\">Where It Is Used (Applications)<\/b><\/h3>\n<ul data-path-to-node=\"21\">\n<li>\n<p id=\"p-rc_bb4c90f4e23500ad-452\" data-path-to-node=\"21,0,0\"><span data-path-to-node=\"21,0,0,0\"><b data-path-to-node=\"21,0,0,0\" data-index-in-node=\"0\">TBM Tunnels:<\/b> Integration\/bonded or anchored to precast concrete segments via rubber gaskets<\/span><span data-path-to-node=\"21,0,0,2\">.<\/span><\/p>\n<\/li>\n<li>\n<p id=\"p-rc_bb4c90f4e23500ad-453\" data-path-to-node=\"21,1,0\"><span data-path-to-node=\"21,1,0,0\"><b data-path-to-node=\"21,1,0,0\" data-index-in-node=\"0\">Construction Joints &#038; Infrastructure:<\/b> Sealing joints in underground projects subject to high hydrostatic pressure<\/span><span data-path-to-node=\"21,1,0,2\">.<\/span><\/p>\n<\/li>\n<\/ul>\n<h2 data-path-to-node=\"24\">2. English Version<\/h2>\n","protected":false},"excerpt":{"rendered":"<p>swellCORD &#038; swellSTRIP \u2013 Water-Swellable Sealing Cords &#038; Strips for TBM Tunnel Flanges &#038; Joints<\/p>\n","protected":false},"featured_media":2668,"template":"","meta":{"_acf_changed":false,"inline_featured_image":false},"product_brand":[],"product_cat":[92,63],"product_tag":[232,225,212,227,230,233,231,228,224,226,229,207],"class_list":["post-2710","product","type-product","status-publish","has-post-thumbnail","product_cat-swelling-waterstop","product_cat-waterstops-en","product_tag-concrete-formwork-strings","product_tag-gaskets-en","product_tag-plugs-en","product_tag-precast-gaskets-en","product_tag-pvc-waterstops-en","product_tag-string","product_tag-swelling-profile-en","product_tag-swelling-waterstops-en","product_tag-tbm-en","product_tag-tbm-gaskets-en","product_tag-waterstops-en","product_tag-ydrodiogkoumena-kordonia-en","first","instock","shipping-taxable","product-type-simple"],"acf":{"diastaseis":{"acftf":{"v":"1.3.27"},"p":{"o":{"uh":0},"ca":""},"c":[{"p":""}],"h":[{"c":""}],"b":[[{"c":"CROSS-SECTIONS  "}],[{"c":"4mm"}],[{"c":"5mm"}],[{"c":"6mm"}],[{"c":"8mm"}],[{"c":"10mm"}],[{"c":"12mm"}],[{"c":"14mm"}],[{"c":"16mm"}]]},"pdf_brochure":2674,"technical_field_1":null,"technical_field_2":null},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.0 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>swellCORD - swelling cords for TBM gaskets - Plastiki Group<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/plastiki.com.gr\/en\/product\/swellcord-ydrodiogkoumena-kordonia-gia-tbm\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"swellCORD - swelling cords for TBM gaskets - Plastiki Group\" \/>\n<meta property=\"og:description\" content=\"swellCORD &amp; 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