{"id":1001,"date":"2025-12-07T08:37:59","date_gmt":"2025-12-07T08:37:59","guid":{"rendered":"https:\/\/great-ocean-waterproof.com\/?post_type=product&#038;p=1001"},"modified":"2026-02-06T12:10:37","modified_gmt":"2026-02-06T12:10:37","slug":"epdm-waterproofing-membrane","status":"publish","type":"product","link":"https:\/\/great-ocean-waterproof.com\/cy\/product\/epdm-waterproofing-membrane\/","title":{"rendered":"Pilen Gwrth-dd\u0175r EPDM"},"content":{"rendered":"<h2>Cyflwyniad Cynnyrch<\/h2>\n<p>Y <a href=\"https:\/\/en.wikipedia.org\/wiki\/EPDM_rubber\" target=\"_blank\" rel=\"noopener\">Pilen gwrth-dd\u0175r EPDM<\/a> yn ddalen rwber synthetig wedi'i chynllunio ar gyfer amddiffyn toeau a thasgau gwrth-dd\u0175r cyffredinol. Mae'n cynnwys deunydd monomer ethylen propylen diene, sy'n darparu hyblygrwydd a gwrthiant i ffactorau amgylcheddol mewn lleoliadau adeiladu. Mae'r bilen hon fel arfer yn cael ei rhoi ar doeau gwastad neu lethr isel, pyllau, ac ardaloedd sylfeini lle mae angen rhwystrau d\u0175r.<\/p>\n<p>Wedi'i gynhyrchu gyda bwrdd noeth neu arwyneb lliain gwregys sengl, mae'r gwrth-dd\u0175r pilen epdm ar gael mewn trwch o 1.2 mm, 1.5 mm, 1.8 mm, neu 2.0 mm, a meintiau rholiau safonol o 2 m o led wrth 20 m o hyd. Mae'r lliwiau sydd ar gael yn cynnwys du, gwyn, llwyd, glas, gwyrdd, ac eraill i gyd-fynd \u00e2 gofynion y prosiect. Mae'r gosodiad yn cynnwys adlyniad glud a weldio aer poeth ar gyfer ymylon sy'n gorgyffwrdd, gan ganiat\u00e1u ar gyfer gwythiennau sy'n cynnal cyfanrwydd dros amser.<\/p>\n<p>Mae priodweddau technegol yn amrywio yn \u00f4l math, fel modelau JL1 a JF1. Er enghraifft, mae cryfder tynnol yn cyrraedd 7.5 MPa ar dymheredd arferol a 2.3 MPa ar 60\u00b0C ar gyfer JL1, tra bod ymestyniad wrth dorri yn 450% ar dymheredd arferol a 200% ar -20\u00b0C. Mae cryfder rhwygo o leiaf 25 kN\/m ar gyfer JL1, gyda phrofion anhydraidd ar 0.3 MPa am 30 munud heb ollyngiad. Mae plygadwyedd tymheredd isel yn dal ar -40\u00b0C ar gyfer JL1.<\/p>\n<p>Yn gyffredin mewn adeiladau masnachol a phreswyl, mae'r gwrth-dd\u0175r rwber epdm yn addas ar gyfer cymwysiadau fel toeau gwyrdd neu strwythurau tanddaearol oherwydd ei natur anfioddiraddadwy a'i gydnawsedd \u00e2 gwahanol swbstradau. Mae'n parhau'n sefydlog o dan amlygiad i UV ac amrywiadau tymheredd, er bod manylu ymyl priodol yn angenrheidiol ar gyfer perfformiad hirdymor.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-1007 aligncenter\" src=\"https:\/\/great-ocean-waterproof.com\/wp-content\/uploads\/2025\/12\/EPDM-Waterproofing-Membrane4_1.webp\" alt=\"Pilen Gwrth-dd\u0175r EPDM\" width=\"2000\" height=\"1630\" srcset=\"https:\/\/great-ocean-waterproof.com\/wp-content\/uploads\/2025\/12\/EPDM-Waterproofing-Membrane4_1.webp 2000w, https:\/\/great-ocean-waterproof.com\/wp-content\/uploads\/2025\/12\/EPDM-Waterproofing-Membrane4_1-1280x1043.webp 1280w, https:\/\/great-ocean-waterproof.com\/wp-content\/uploads\/2025\/12\/EPDM-Waterproofing-Membrane4_1-980x799.webp 980w, https:\/\/great-ocean-waterproof.com\/wp-content\/uploads\/2025\/12\/EPDM-Waterproofing-Membrane4_1-480x391.webp 480w\" sizes=\"(min-width: 0px) and (max-width: 480px) 480px, (min-width: 481px) and (max-width: 980px) 980px, (min-width: 981px) and (max-width: 1280px) 1280px, (min-width: 1281px) 2000px, 100vw\" \/><\/p>\n<h3>Manyleb Cynnyrch<\/h3>\n<table style=\"width: 100%;\" border=\"1\" width=\"100%\" cellspacing=\"0\" cellpadding=\"0\">\n<tbody>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<div class=\"magic-6\">\n<div class=\"magic-7\">Enw'r Cynnyrch<\/div>\n<\/div>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<div class=\"magic-8\">\n<div class=\"magic-7\">Pilen gwrth-dd\u0175r amddiffyn y to<\/div>\n<\/div>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<div class=\"magic-6\">\n<div class=\"magic-7\">Trwch<\/div>\n<\/div>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<div class=\"magic-8\">\n<div class=\"magic-7\">1.2mm 1.5mm 1.8mm 2.0mm<\/div>\n<\/div>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<div class=\"magic-6\">\n<div class=\"magic-7\">Maint<\/div>\n<\/div>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<div class=\"magic-8\">\n<div class=\"magic-7\">2mx20m\/rholyn<\/div>\n<\/div>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<div class=\"magic-6\">\n<div class=\"magic-7\">Lliw<\/div>\n<\/div>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<div class=\"magic-8\">\n<div class=\"magic-7\">Du gwyn llwyd glas gwyrdd ac ati<\/div>\n<\/div>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<div class=\"magic-6\">\n<div class=\"magic-7\">Arwyneb<\/div>\n<\/div>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<div class=\"magic-8\">\n<div class=\"magic-7\">Bwrdd noeth, brethyn gwregys sengl<\/div>\n<\/div>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<div class=\"magic-6\">\n<div class=\"magic-7\">Dull adeiladu<\/div>\n<\/div>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<div class=\"magic-8\">\n<div class=\"magic-7\">Glud a weldio aer poeth yn gorgyffwrdd ag ymyl<\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3 dir=\"auto\">Nodweddion Cynnyrch<\/h3>\n<ul dir=\"auto\">\n<li><strong>Elastigedd ac ymestyniad uchel<\/strong>Ymestyniad wrth dorri \u2265450% (JL1) ar dymheredd arferol ac yn dal i fod yn \u2265200% ar -20\u00b0C, gan ganiat\u00e1u i'r bilen ddarparu ar gyfer symudiad y swbstrad a chraciau bach heb rwygo.<\/li>\n<li><strong>Cryfder tynnol a rhwygo da<\/strong>Cryfder tynnol \u22657.5 MPa ar dymheredd ystafell a gwrthiant rhwygo \u226525 kN\/m, gan ddarparu gwydnwch mecanyddol digonol yn ystod y gosodiad a'r gwasanaeth.<\/li>\n<li><strong>Anhydraiddrwydd dibynadwy<\/strong>Dim gollyngiad o dan bwysau d\u0175r 0.3 MPa am 30 munud, yn addas ar gyfer gofynion toi a leinio pyllau safonol.<\/li>\n<li><strong>Perfformiad tymheredd isel rhagorol<\/strong>Yn parhau'n hyblyg i lawr i -40\u00b0C (JL1) neu -30\u00b0C (JF1) heb gracio, gan ei wneud yn ymarferol ac yn ymarferol mewn hinsoddau oer.<\/li>\n<li><strong>Ystod gwrthiant tymheredd eang<\/strong>Yn cynnal priodweddau o -40\u00b0C hyd at dymheredd toi arferol; mae cryfder tynnol yn dal i gyrraedd 2.3 MPa ar 60\u00b0C.<\/li>\n<li><strong>Gwrthiant tywydd hirdymor<\/strong>Gwrthiant profedig i UV, os\u00f4n ac ocsideiddio, a ddefnyddir yn gyffredin mewn cymwysiadau toi agored ers degawdau.<\/li>\n<li><strong>Gorgyffwrdd syml a diogel<\/strong>Gorgyffwrdd wedi'u cysylltu gan lud cyswllt a weldio aer poeth, gan ffurfio gwythiennau cryf, gwrth-dd\u0175r pan g\u00e2nt eu gweithredu'n iawn.<\/li>\n<li><strong>Dewisiadau arwyneb lluosog<\/strong>Ar gael fel un homogenaidd (noeth) neu wedi'i atgyfnerthu \u00e2 lliain gwregys sengl ar gyfer gwell sefydlogrwydd dimensiynol a gwrthwynebiad tyllu.<\/li>\n<li><strong>Dewis lliw eang<\/strong>Du, gwyn, llwyd, glas, gwyrdd, ac ati, gan ganiat\u00e1u paru esthetig neu arwynebau gwyn sy'n adlewyrchu gwres ar gyfer toeau oerach.<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-1006 aligncenter\" src=\"https:\/\/great-ocean-waterproof.com\/wp-content\/uploads\/2025\/12\/EPDM-Waterproofing-Membrane3_1.webp\" alt=\"Pilen Gwrth-dd\u0175r EPDM\" width=\"2000\" height=\"1630\" srcset=\"https:\/\/great-ocean-waterproof.com\/wp-content\/uploads\/2025\/12\/EPDM-Waterproofing-Membrane3_1.webp 2000w, https:\/\/great-ocean-waterproof.com\/wp-content\/uploads\/2025\/12\/EPDM-Waterproofing-Membrane3_1-1280x1043.webp 1280w, https:\/\/great-ocean-waterproof.com\/wp-content\/uploads\/2025\/12\/EPDM-Waterproofing-Membrane3_1-980x799.webp 980w, https:\/\/great-ocean-waterproof.com\/wp-content\/uploads\/2025\/12\/EPDM-Waterproofing-Membrane3_1-480x391.webp 480w\" sizes=\"(min-width: 0px) and (max-width: 480px) 480px, (min-width: 481px) and (max-width: 980px) 980px, (min-width: 981px) and (max-width: 1280px) 1280px, (min-width: 1281px) 2000px, 100vw\" \/><\/p>\n<h3>Perfformiad<\/h3>\n<table style=\"width: 100%;\" border=\"1\" width=\"100%\" cellspacing=\"0\" cellpadding=\"0\">\n<tbody>\n<tr>\n<td colspan=\"2\" rowspan=\"2\">\n<div class=\"magic-9\">\n<div class=\"magic-7\">eitem<\/div>\n<\/div>\n<\/td>\n<td colspan=\"2\" rowspan=\"1\">\n<div class=\"magic-12\">\n<div class=\"magic-7\">mynegai<\/div>\n<\/div>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<div class=\"magic-15\">\n<div class=\"magic-7\">JL1<\/div>\n<\/div>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<div class=\"magic-16\">\n<div class=\"magic-7\">JF1<\/div>\n<\/div>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"2\">\n<div class=\"magic-17\">\n<div class=\"magic-7\">cryfder tynnol (Mpa)<\/div>\n<\/div>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<div class=\"magic-11\">tymheredd arferol \u2265<\/div>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<div class=\"magic-15\">\n<div class=\"magic-7\">7.5<\/div>\n<\/div>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<div class=\"magic-16\">\n<div class=\"magic-7\">4.0<\/div>\n<\/div>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<div class=\"magic-11\">60\u00b0C \u2265<\/div>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<div class=\"magic-15\">\n<div class=\"magic-7\">2.3<\/div>\n<\/div>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<div class=\"magic-16\">\n<div class=\"magic-7\">0.8<\/div>\n<\/div>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"2\">\n<div class=\"magic-18\">\n<div class=\"magic-7\">ymestyniad wrth dorri (%)<\/div>\n<\/div>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<div class=\"magic-11\">tymheredd arferol \u2265<\/div>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<div class=\"magic-15\">\n<div class=\"magic-7\">450<\/div>\n<\/div>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<div class=\"magic-16\">\n<div class=\"magic-7\">400<\/div>\n<\/div>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<div class=\"magic-11\">-20\u00b0C \u2265<\/div>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<div class=\"magic-15\">\n<div class=\"magic-7\">200<\/div>\n<\/div>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<div class=\"magic-16\">\n<div class=\"magic-7\">200<\/div>\n<\/div>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"2\" rowspan=\"1\">\n<div class=\"magic-19\">\n<div class=\"magic-7\">cryfder rhwygo (KN\/m) \u2265<\/div>\n<\/div>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<div class=\"magic-15\">\n<div class=\"magic-7\">25<\/div>\n<\/div>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<div class=\"magic-16\">\n<div class=\"magic-7\">18<\/div>\n<\/div>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"2\" rowspan=\"1\">\n<div class=\"magic-19\">\n<div class=\"magic-7\">\u00a0Anhydraidd i dd\u0175r, dim gollyngiad am 30 munud<\/div>\n<\/div>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<div class=\"magic-15\">\n<div class=\"magic-7\">0.3Mpa<\/div>\n<\/div>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<div class=\"magic-16\">\n<div class=\"magic-7\">0.3Mpa<\/div>\n<\/div>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"2\" rowspan=\"1\">\n<div class=\"magic-19\">\n<div class=\"magic-7\">plygadwyedd tymheredd isel (\u00b0C)<\/div>\n<\/div>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<div class=\"magic-15\">\n<div class=\"magic-7\">-40<\/div>\n<\/div>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<div class=\"magic-16\">\n<div class=\"magic-7\" data-spm-anchor-id=\"a2700.details-description.0.i1.3bf48i0X8i0X6H\">-30<\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3 dir=\"auto\">Cymwysiadau \u2013 Pilen Gwrth-dd\u0175r EPDM<\/h3>\n<ul dir=\"auto\">\n<li><strong>Toeau gwastad a llethr isel<\/strong>Wedi'i gymhwyso i adeiladau masnachol, warysau a strwythurau preswyl ar gyfer gwahardd d\u0175r tymor hir ar deciau concrit, pren neu fetel.<\/li>\n<li><strong>Systemau to gwyrdd<\/strong>Fe'i defnyddir fel leinin sy'n gwrthsefyll gwreiddiau o dan haenau pridd a llystyfiant, gan gefnogi draeniad a thwf planhigion heb ddirywiad.<\/li>\n<li><strong>Leinin nodweddion pwll a d\u0175r<\/strong>Wedi'i osod mewn pyllau addurniadol, basnau cadw, a ffermydd pysgod i gynnal cynnwys d\u0175r o dan foddi cyson.<\/li>\n<li><strong>Atgyweirio a gorchuddio to<\/strong>Wedi'i osod dros ddeunyddiau toi sydd wedi methu presennol i ymestyn oes gwasanaeth heb ei rwygo'n llwyr, wedi'i bondio trwy lud neu glymu mecanyddol.<\/li>\n<li><strong>Diddosi dec sylfaen a phlasa<\/strong>Wedi'i osod uwchben slabiau neu bodiwmau wedi'u claddu i atal d\u0175r rhag mynd i mewn i garejys parcio neu leoedd meddiannedig isod.<\/li>\n<li><strong>Manylion pensaern\u00efol agored<\/strong>Wedi'i lapio o amgylch parapetau, cyrbau a threiddiadau lle mae angen selio hyblyg sy'n sefydlog yn erbyn UV.<\/li>\n<li><strong>Leininau tanciau a chronfeydd d\u0175r diwydiannol<\/strong>Wedi'i ddefnyddio mewn ardaloedd cynnwys eilaidd ar gyfer storio cemegau neu dd\u0175r, gan fanteisio ar wrthwynebiad cemegol a chyfanrwydd gwythiennau.<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-1004 aligncenter\" src=\"https:\/\/great-ocean-waterproof.com\/wp-content\/uploads\/2025\/12\/epdm-waterproofing-application_1.webp\" alt=\"cymhwysiad gwrth-dd\u0175r epdm\" width=\"2245\" height=\"1587\" srcset=\"https:\/\/great-ocean-waterproof.com\/wp-content\/uploads\/2025\/12\/epdm-waterproofing-application_1.webp 2245w, https:\/\/great-ocean-waterproof.com\/wp-content\/uploads\/2025\/12\/epdm-waterproofing-application_1-1280x905.webp 1280w, https:\/\/great-ocean-waterproof.com\/wp-content\/uploads\/2025\/12\/epdm-waterproofing-application_1-980x693.webp 980w, https:\/\/great-ocean-waterproof.com\/wp-content\/uploads\/2025\/12\/epdm-waterproofing-application_1-480x339.webp 480w\" sizes=\"(min-width: 0px) and (max-width: 480px) 480px, (min-width: 481px) and (max-width: 980px) 980px, (min-width: 981px) and (max-width: 1280px) 1280px, (min-width: 1281px) 2245px, 100vw\" \/><\/p>\n<h3 dir=\"auto\">Gwahaniaethau Rhwng Pilenni Diddosi EPDM a HDPE<\/h3>\n<table style=\"width: 100%;\" border=\"1\" width=\"100%\" cellspacing=\"0\" cellpadding=\"0\">\n<thead>\n<tr>\n<th data-col-size=\"md\"><strong>Agwedd<\/strong><\/th>\n<th data-col-size=\"lg\"><strong>EPDM (Monomer Ethylene Propylene Diene)<\/strong><\/th>\n<th data-col-size=\"lg\"><strong>HDPE (Polyethylen Dwysedd Uchel)<\/strong><\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td data-col-size=\"md\"><strong>Math o Ddeunydd<\/strong><\/td>\n<td data-col-size=\"lg\">Rwber synthetig (thermoset)<\/td>\n<td data-col-size=\"lg\"><a href=\"https:\/\/en.wikipedia.org\/wiki\/Thermoplastic\" target=\"_blank\" rel=\"noopener\">Polymer thermoplastig<\/a><\/td>\n<\/tr>\n<tr>\n<td data-col-size=\"md\"><strong>Strwythur Cemegol<\/strong><\/td>\n<td data-col-size=\"lg\">Cadwyni rwber wedi'u croesgysylltu<\/td>\n<td data-col-size=\"lg\">Cadwyni polyethylen llinol<\/td>\n<\/tr>\n<tr>\n<td data-col-size=\"md\"><strong>Prif Ddefnydd<\/strong><\/td>\n<td data-col-size=\"lg\">Toeau agored, pyllau, swbstradau hyblyg<\/td>\n<td data-col-size=\"lg\">Sylfeini islaw'r radd, twneli, bondio concrit wedi'i gymhwyso ymlaen llaw<\/td>\n<\/tr>\n<tr>\n<td data-col-size=\"md\"><strong>Dull Gosod<\/strong><\/td>\n<td data-col-size=\"lg\">Gwythiennau wedi'u gludo, weldio aer poeth neu d\u00e2p, clymu mecanyddol<\/td>\n<td data-col-size=\"lg\">Hunan-gludiog wedi'i osod ymlaen llaw, yn adweithio \u00e2 choncrit gwlyb<\/td>\n<\/tr>\n<tr>\n<td data-col-size=\"md\"><strong>Bondio i Goncrit<\/strong><\/td>\n<td data-col-size=\"lg\">Mecanyddol neu gludiog yn unig<\/td>\n<td data-col-size=\"lg\">Bond cemegol arwyneb llawn (\u22651.0 N\/mm o blicio)<\/td>\n<\/tr>\n<tr>\n<td data-col-size=\"md\"><strong>Hunan-Iach\u00e2d<\/strong><\/td>\n<td data-col-size=\"lg\">Dim (angen clytiau)<\/td>\n<td data-col-size=\"lg\">Ydw \u2013 seliau difrod bach mewn tywallt gwlyb<\/td>\n<\/tr>\n<tr>\n<td data-col-size=\"md\"><strong>Gwrthiant UV<\/strong><\/td>\n<td data-col-size=\"lg\">Ardderchog (amlygiad hirdymor)<\/td>\n<td data-col-size=\"lg\">Cyfyngedig (angen clawr)<\/td>\n<\/tr>\n<tr>\n<td data-col-size=\"md\"><strong>Hyblygrwydd Tymheredd Isel<\/strong><\/td>\n<td data-col-size=\"lg\">-40\u00b0C i -45\u00b0C (dim craciau)<\/td>\n<td data-col-size=\"lg\">-25\u00b0C (haen gludiog -23\u00b0C)<\/td>\n<\/tr>\n<tr>\n<td data-col-size=\"md\"><strong>Cryfder Tynnol<\/strong><\/td>\n<td data-col-size=\"lg\">7\u201310 MPa<\/td>\n<td data-col-size=\"lg\">\u226519 MPa<\/td>\n<\/tr>\n<tr>\n<td data-col-size=\"md\"><strong>Ymestyniad wrth Dorri<\/strong><\/td>\n<td data-col-size=\"lg\">300\u2013500%<\/td>\n<td data-col-size=\"lg\">\u2265400%<\/td>\n<\/tr>\n<tr>\n<td data-col-size=\"md\"><strong>Uniondeb y s\u00eam<\/strong><\/td>\n<td data-col-size=\"lg\">Wedi'i weldio neu ei gludo (pwynt gwan posibl)<\/td>\n<td data-col-size=\"lg\">T\u00e2p glin hunanlynol neu wedi'i weldio (80\u2013100 mm)<\/td>\n<\/tr>\n<tr>\n<td data-col-size=\"md\"><strong>Gwrthiant Hydrostatig<\/strong><\/td>\n<td data-col-size=\"lg\">Yn dibynnu ar ansawdd y gwythiennau<\/td>\n<td data-col-size=\"lg\">0.8 MPa \/ 4 awr \u2013 dim sianelu<\/td>\n<\/tr>\n<tr>\n<td data-col-size=\"md\"><strong>Bywyd Gwasanaeth (Claddedig)<\/strong><\/td>\n<td data-col-size=\"lg\">30\u201340 mlynedd<\/td>\n<td data-col-size=\"lg\">50+ mlynedd<\/td>\n<\/tr>\n<tr>\n<td data-col-size=\"md\"><strong>Dull Atgyweirio<\/strong><\/td>\n<td data-col-size=\"lg\">Clwt gyda EPDM heb ei wella + gludiog<\/td>\n<td data-col-size=\"lg\">Hunan-iach\u00e2d yn ystod tywallt concrit<\/td>\n<\/tr>\n<tr>\n<td data-col-size=\"md\"><strong>Trwch Nodweddiadol<\/strong><\/td>\n<td data-col-size=\"lg\">1.1\u20132.3 mm<\/td>\n<td data-col-size=\"lg\">1.2\u20132.0 mm<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p dir=\"auto\"><strong>Gwahaniaethau Ymarferol Allweddol<\/strong><\/p>\n<ul dir=\"auto\">\n<li><strong>EPDM<\/strong> yn gweithio orau mewn amodau \u00f4l-gymhwyso, hyblyg, neu agored lle mae symudiad ac UV yn ffactorau.<\/li>\n<li><strong>HDPE<\/strong> wedi'i beiriannu ar gyfer strwythurau concrit anhyblyg, wedi'u rhoi ymlaen llaw sydd angen gwrth-dd\u0175r parhaol, di-waith cynnal a chadw, heb unrhyw risg o fudo d\u0175r.<\/li>\n<\/ul>\n<h2 dir=\"auto\">Adolygiadau Cwsmeriaid<\/h2>\n<p dir=\"auto\"><strong>Robert T., Contractwr Toeau \u2013 Chicago, UDA<\/strong> “Used the 1.5 mm black EPDM on a 25,000 sq ft flat commercial roof. The hot-air welded seams held tight through two winters down to -25 \u00b0C. No ponding leaks after 14 months, and the roll size (2 m \u00d7 20 m) reduced waste on the layout.”<\/p>\n<p dir=\"auto\"><strong>Sophie L., Dylunydd Tirwedd \u2013 Lyon, Ffrainc<\/strong> “Specified the white 1.2 mm membrane for a 600 sqm green roof system. The -40 \u00b0C bendability let us fold around upstands without cracking in January. Root barrier layer stayed intact after one full growing season; drainage tests still show zero water backup.”<\/p>\n<p dir=\"auto\"><strong>Tan Wei, Goruchwyliwr Cynnal a Chadw \u2013 Singapore<\/strong> “Applied the 1.8 mm gray EPDM to repair an old concrete pond liner. Glue-and-weld overlaps sealed in 32 \u00b0C humidity without bubbling. Fish stocking resumed after 48 hours; water level has stayed constant for 9 months.”<\/p>\n<p dir=\"auto\"><strong>Carlos M., Peiriannydd Prosiect \u2013 Santiago, Chile<\/strong> “Installed the reinforced 2.0 mm version on a low-slope warehouse roof. The single belt cloth gave enough tear resistance for foot traffic during HVAC placement. UV exposure for 11 months shows no chalking or shrinkage on the white surface.”<\/p>\n<p dir=\"auto\"><strong>Hiroshi K., Rheolwr Cyfleusterau \u2013 Osaka, Japan<\/strong> “Retrofitted the 1.5 mm black sheet over an existing built-up roof. The 450% elongation handled thermal movement on steel decking. Annual inspections after 18 months confirm seams at 0.3 MPa impermeability with no lifting.”<\/p>\n<p dir=\"auto\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-962 aligncenter\" src=\"https:\/\/great-ocean-waterproof.com\/wp-content\/uploads\/2025\/12\/customer-feedback_1.webp\" alt=\"adborth cwsmeriaid\" width=\"2245\" height=\"1587\" srcset=\"https:\/\/great-ocean-waterproof.com\/wp-content\/uploads\/2025\/12\/customer-feedback_1.webp 2245w, https:\/\/great-ocean-waterproof.com\/wp-content\/uploads\/2025\/12\/customer-feedback_1-1280x905.webp 1280w, https:\/\/great-ocean-waterproof.com\/wp-content\/uploads\/2025\/12\/customer-feedback_1-980x693.webp 980w, https:\/\/great-ocean-waterproof.com\/wp-content\/uploads\/2025\/12\/customer-feedback_1-480x339.webp 480w\" sizes=\"(min-width: 0px) and (max-width: 480px) 480px, (min-width: 481px) and (max-width: 980px) 980px, (min-width: 981px) and (max-width: 1280px) 1280px, (min-width: 1281px) 2245px, 100vw\" \/><\/p>\n<h3 dir=\"auto\">Cwestiynau Cyffredin<\/h3>\n<p dir=\"auto\"><strong>C: Beth yw oes gwasanaeth disgwyliedig y bilen EPDM?<\/strong> A: Mewn cymwysiadau wedi'u diogelu neu wedi'u claddu, mae 25\u201335 mlynedd yn nodweddiadol gyda gosodiad priodol. Gall toeau agored gyrraedd 20\u201330 mlynedd yn dibynnu ar ddwyster UV a chynnal a chadw.<\/p>\n<p dir=\"auto\"><strong>C: A ellir ei osod mewn tywydd oer?<\/strong> A: Ydw, i lawr i -10 \u00b0C ar gyfer gwaith gludiog a -5 \u00b0C ar gyfer weldio ag aer poeth. Islaw hynny, defnyddiwch bebyll neu wresogyddion i gadw deunyddiau uwchlaw'r rhewbwynt.<\/p>\n<p dir=\"auto\"><strong>C: A yw'r bilen yn gydnaws \u00e2 swbstradau bitwmen?<\/strong> A: Dylid osgoi cyswllt uniongyrchol \u00e2 bitwmen ffres. Defnyddiwch haen wahanu (geotecstil neu ddalen polyethylen) os ydych chi'n gorchuddio asffalt hen.<\/p>\n<p dir=\"auto\"><strong>C: Sut mae gwythiennau'n cael eu selio?<\/strong> A: Mae gorgyffwrdd yn cael ei gysylltu \u00e2 glud cyswllt ac yna ei weldio ag aer poeth ar 450\u2013500 \u00b0C. Dylai profion pilio s\u00eam fod yn fwy na 15 N\/cm pan g\u00e2nt eu gwneud yn gywir.<\/p>\n<p dir=\"auto\"><strong>C: A oes angen rhwystr gwreiddiau ar gyfer toeau gwyrdd?<\/strong> A: Nid yw'r EPDM safonol yn gwrthsefyll gwreiddiau. Defnyddiwch ef gyda dalen rhwystr gwreiddiau bwrpasol neu defnyddiwch ein hamrywiad gwrthsefyll gwreiddiau os nodir hynny.<\/p>\n<p dir=\"auto\"><strong>C: Pa drwch ddylwn i ei ddewis?<\/strong> A: 1.2 mm ar gyfer toeau\/pyllau ysgafn; 1.5 mm ar gyfer toeau masnachol safonol; 1.8\u20132.0 mm ar gyfer systemau balast trwm neu draffig uchel.<\/p>\n<p dir=\"auto\"><strong>C: A ellir cerdded arno ar \u00f4l ei osod?<\/strong> A: Mae traffig ysgafn ar droed yn iawn ar \u00f4l i'r gwythiennau gael eu gwella. Defnyddiwch badiau cerdded o dan offer trwm neu lwybrau mynediad mynych.<\/p>\n<p dir=\"auto\"><strong>C: A yw EPDM gwyn yn oerach na du?<\/strong> A: Ydw\u2014mae gwyn yn adlewyrchu 70\u201380 % o ymbelydredd solar o'i gymharu \u00e2 5\u201310 % ar gyfer du, gan leihau tymheredd wyneb y to 20\u201330 \u00b0C yn yr haf.<\/p>\n<p dir=\"auto\"><strong>C: Sut ydw i'n atgyweirio twll?<\/strong> A: Glanhewch yr ardal, rhowch glwt EPDM heb ei wella gyda phreimiwr a th\u00e2p s\u00eam. Ar gyfer difrod mwy, defnyddiwch glwt gorchudd llawn wedi'i weldio ar bob ochr.<\/p>\n<p dir=\"auto\"><strong>C: A fydd yn gweithio ar do metel sydd \u00e2 rhwd?<\/strong> A: Rhaid tynnu rhwd a'i baratoi'n gyntaf. Bydd rhwd rhydd yn peryglu adlyniad; ystyriwch ailosod y dec yn llwyr os yw'r cyrydiad yn helaeth.<\/p>\n<h2 class=\"text-xl\" dir=\"auto\">Yngl\u0177n \u00e2'n Ffatri<\/h2>\n<p class=\"break-words\" dir=\"auto\">Mae Great Ocean Waterproof Technology Co., Ltd. (Weifang Great Ocean New Waterproof Materials Co., Ltd. gynt) wedi'i leoli yn Nhref Taitou, Dinas Shouguang\u2014canolfan gynhyrchu deunyddiau gwrth-dd\u0175r fwyaf Tsieina. Wedi'i sefydlu ym 1999, mae'r cwmni wedi tyfu i fod yn fenter uwch-dechnoleg sy'n integreiddio ymchwil, datblygu, gweithgynhyrchu a gwerthu systemau gwrth-dd\u0175r proffesiynol.<\/p>\n<p class=\"break-words\" dir=\"auto\">Mae'r cyfadeilad ffatri 26,000 metr sgw\u00e2r yn gartref i nifer o linellau cynhyrchu uwch sy'n gallu cynhyrchu rholiau, dalennau, a <a href=\"https:\/\/great-ocean-waterproof.com\/cy\/product-category\/waterproof-coating\/\">haenau hylif<\/a> ar raddfa fawr. Mae'r llinellau hyn yn cefnogi'r ystod lawn o gynhyrchion, gan gynnwys y Bilen Diddosi EPDM, yn ogystal \u00e2 <a href=\"https:\/\/great-ocean-waterproof.com\/cy\/product\/pvc-polyvinyl-chloride-waterproofing-membrane-pvc-membrane-waterproofing\/\">PVC<\/a>, TPO, CPE, hunanlynol <a href=\"https:\/\/great-ocean-waterproof.com\/cy\/product\/hdpe-waterproofing-membrane-foundation-waterproofing-membrane\/\">HDPE<\/a>, bitwmen wedi'i addasu \u00e2 polymer, pilenni sy'n gwrthsefyll gwreiddiau, ac amrywiol orchuddion polywrethan a sment.<\/p>\n<p class=\"break-words\" dir=\"auto\">Gyda th\u00eem technegol cryf a chyfleusterau profi mewnol cyflawn, mae'r ffatri'n cynnal rheolaeth ansawdd sefydlog drwy gydol y cynhyrchiad. Mae'r holl ddeunyddiau, gan gynnwys y bilen EPDM, yn bodloni safonau cenedlaethol ac yn dal ardystiadau perthnasol. Mae cynhyrchion yn cael eu dosbarthu ar draws mwy nag 20 talaith yn Tsieina ac yn cael eu hallforio i sawl marchnad ryngwladol, wedi'u hategu gan gofnodion perfformiad cyson a chyflenwi dibynadwy.<\/p>\n<p><iframe loading=\"lazy\" title=\"Darganfyddwch Great Ocean Waterproof: Arloesedd Arweiniol mewn Datrysiadau Diddosi Ers 1999\" width=\"1080\" height=\"608\" src=\"https:\/\/www.youtube.com\/embed\/IKMWgr-NHKU?feature=oembed\"  allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/p>","protected":false},"excerpt":{"rendered":"<p dir=\"auto\">Mae ein pilen gwrth-dd\u0175r EPDM wedi'i chynllunio ar gyfer amddiffyn toeau, ac mae ar gael mewn trwch o 1.2mm, 1.5mm, 1.8mm, a 2.0mm. Mae pob rholyn yn mesur 2m x 20m ac yn dod mewn lliwiau fel du, gwyn, llwyd, glas, gwyrdd, a mwy. Mae'r opsiynau arwyneb yn cynnwys bwrdd noeth neu frethyn gwregys sengl, gyda dulliau adeiladu sy'n cynnwys glud a weldio aer poeth ar gyfer ymylon sy'n gorgyffwrdd. Fel gwneuthurwr yn Shandong, Tsieina, rydym yn cynnig yr ateb gwrth-dd\u0175r rwber epdm hwn am brisiau cystadleuol. Mae hefyd yn addas ar gyfer cymwysiadau gwrth-dd\u0175r dalennau epdm ac anghenion gwrth-dd\u0175r sylfeini epdm, wedi'i gynhyrchu'n uniongyrchol o'n ffatri i sicrhau ansawdd cyson.<\/p>","protected":false},"featured_media":1005,"template":"","meta":{"_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":""},"product_brand":[],"product_cat":[23],"product_tag":[],"class_list":{"0":"post-1001","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-waterproofing-membrane","8":"first","9":"instock","10":"shipping-taxable","11":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/great-ocean-waterproof.com\/cy\/wp-json\/wp\/v2\/product\/1001","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/great-ocean-waterproof.com\/cy\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/great-ocean-waterproof.com\/cy\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/great-ocean-waterproof.com\/cy\/wp-json\/wp\/v2\/media\/1005"}],"wp:attachment":[{"href":"https:\/\/great-ocean-waterproof.com\/cy\/wp-json\/wp\/v2\/media?parent=1001"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/great-ocean-waterproof.com\/cy\/wp-json\/wp\/v2\/product_brand?post=1001"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/great-ocean-waterproof.com\/cy\/wp-json\/wp\/v2\/product_cat?post=1001"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/great-ocean-waterproof.com\/cy\/wp-json\/wp\/v2\/product_tag?post=1001"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}