\nDur\u00e9e de vie typique en service cyclique<\/td>\n 2 \u00e0 5 ans<\/td>\n Ne convient pas \u00e0 des temp\u00e9ratures sup\u00e9rieures \u00e0 750 \u00b0C<\/td>\n 3 \u00e0 6 ans<\/td>\n Plus de 10 ans<\/td>\n 5 \u00e0 8 ans<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\nLa brique r\u00e9fractaire reste la meilleure option en termes de long\u00e9vit\u00e9 brute et de r\u00e9sistance m\u00e9canique ; c\u2019est pourquoi nous continuons \u00e0 la prescrire comme couche d\u2019usure en contact direct avec la chaleur dans les zones \u00e0 forte abrasion, telles que les entr\u00e9es de fours rotatifs, avec une couche isolante en fibre c\u00e9ramique en renfort derri\u00e8re. Le panneau microporeux pr\u00e9sente la conductivit\u00e9 thermique la plus faible de tous les mat\u00e9riaux de cette liste, ce qui le rend particuli\u00e8rement int\u00e9ressant dans les conceptions o\u00f9 l\u2019espace est limit\u00e9 ; cependant, son prix au m\u00e8tre cube est souvent trois \u00e0 cinq fois sup\u00e9rieur \u00e0 celui d\u2019une couverture standard en fibre c\u00e9ramique, de sorte qu\u2019il n\u2019est prescrit que lorsque l\u2019\u00e9paisseur de la paroi constitue v\u00e9ritablement la contrainte limitante.<\/p>\n
C'est dans les applications \u00e0 faible masse thermique que la fibre c\u00e9ramique s'impose syst\u00e9matiquement. Un four rev\u00eatu de modules en fibre c\u00e9ramique se r\u00e9chauffe et refroidit bien plus rapidement qu'un four rev\u00eatu de briques, ce qui se traduit directement par des \u00e9conomies d'\u00e9nergie pour les proc\u00e9d\u00e9s par lots impliquant des cycles thermiques fr\u00e9quents, comme les fours de traitement thermique traitant plusieurs charges par \u00e9quipe.<\/p>\n
Quels sont les secteurs qui utilisent r\u00e9ellement ce mat\u00e9riau et pourquoi ?<\/h2>\n L'isolation RCF est pr\u00e9sente dans un \u00e9ventail de secteurs plus large que ce que la plupart des gens imaginent. D'apr\u00e8s les commandes que nous traitons d'ann\u00e9e en ann\u00e9e, voici les secteurs qui g\u00e9n\u00e8rent l'essentiel de la demande.<\/p>\n
Transformation de l'acier et des m\u00e9taux<\/strong>\u00a0accounts for a large share of consumption, primarily for reheat furnace linings, ladle preheaters, and tundish covers. The rapid thermal cycling in these applications plays directly to ceramic fiber’s strength.<\/p>\nP\u00e9trochimie et raffinage<\/strong>\u00a0Les exploitants recourent largement au RCF pour l'isolation des conduites, le remplissage des joints de dilatation et le rev\u00eatement des r\u00e9chauffeurs, souvent sous forme de mat\u00e9riau \u00e0 base de zircone, car les temp\u00e9ratures de traitement dans les unit\u00e9s de craquage et les reformeurs d\u00e9passent r\u00e9guli\u00e8rement les 1 000 \u00b0C.<\/p>\nFabrication de verre<\/strong>\u00a0recourt largement au papier et aux nappes en fibres c\u00e9ramiques pour l'isolation de la vo\u00fbte du four et le rev\u00eatement de l'avant-creuset, o\u00f9 la faible teneur en fer des qualit\u00e9s de haute puret\u00e9 est essentielle, car toute contamination peut se traduire par des d\u00e9fauts dans le produit verrier fini.<\/p>\nFabrication de c\u00e9ramiques et de mat\u00e9riaux r\u00e9fractaires<\/strong>\u00a0(oui, l'industrie utilise son propre produit) utilise le RCF dans la construction de wagons de four, les rev\u00eatements de fours \u00e0 navette et l'isolation des fours \u00e0 tunnel.<\/p>\nProduction d'\u00e9lectricit\u00e9<\/strong>\u00a0utilise des cordes et des nappes en fibre c\u00e9ramique pour les joints de dilatation des chaudi\u00e8res, l'isolation des turbines et le rev\u00eatement des conduits de gaz de combustion.<\/p>\nA\u00e9rospatiale et fonderie<\/strong>\u00a0Parmi les applications, on peut citer l'isolation des moules de moulage de pr\u00e9cision et les rev\u00eatements de creusets ; on prescrit g\u00e9n\u00e9ralement des nuances de plus haute puret\u00e9 et \u00e0 faible teneur en \u00ab shot \u00bb, car la pr\u00e9sence de \u00ab shot \u00bb (billes vitreuses non fibr\u00e9es issues du processus de fabrication) peut nuire aux performances dans les applications de pr\u00e9cision.<\/p>\nCertificat de certification de qualit\u00e9 de l'isolant en fibres c\u00e9ramiques r\u00e9fractaires AdTech<\/figcaption><\/figure>\nComment choisir concr\u00e8tement le bon produit et la bonne qualit\u00e9 ?<\/h2>\n We’ve built a rough decision framework over the years that we walk clients through before quoting, because getting this wrong is expensive twice over: once when the wrong material fails prematurely, and again when the furnace has to come down for an unplanned reline.<\/p>\n
La premi\u00e8re \u00e9tape consiste \u00e0 d\u00e9terminer la temp\u00e9rature maximale r\u00e9elle, et non la temp\u00e9rature moyenne.<\/strong>\u00a0Demandez \u00e0 votre ing\u00e9nieur de proc\u00e9d\u00e9s quelle a \u00e9t\u00e9 la temp\u00e9rature maximale enregistr\u00e9e au niveau de la surface expos\u00e9e \u00e0 la chaleur au cours des douze derniers mois, en tenant compte des pics de temp\u00e9rature lors du d\u00e9marrage et des conditions de fonctionnement anormales, et non de la valeur de consigne.<\/p>\nLa deuxi\u00e8me \u00e9tape consiste \u00e0 prendre en compte l'ambiance.<\/strong>\u00a0Reducing atmospheres, high-moisture environments, and exposure to alkali vapors, molten metal splash, or acidic gases all degrade standard ceramic fiber faster than a clean oxidizing atmosphere would. In some chemical exposure cases we’ve actually steered clients toward calcium silicate or a coated fiber product instead.<\/p>\nLa troisi\u00e8me \u00e9tape concerne les exigences m\u00e9caniques.<\/strong>\u00a0L'application n\u00e9cessite-t-elle un mat\u00e9riau qui conserve sa forme sous son propre poids (panneau), un mat\u00e9riau suffisamment souple pour \u00e9pouser des surfaces courbes (couverture), ou un mat\u00e9riau capable de se comprimer et de reprendre sa forme \u00e0 plusieurs reprises (corde, pour les joints de porte) ?<\/p>\nLa quatri\u00e8me \u00e9tape consiste \u00e0 choisir la densit\u00e9.<\/strong>\u00a0Une couverture \u00e0 haute densit\u00e9 (128 ou 160 kg\/m\u00b3) offre un meilleur pouvoir isolant par unit\u00e9 d'\u00e9paisseur et une meilleure r\u00e9sistance \u00e0 l'\u00e9rosion due au flux de gaz, mais elle est plus co\u00fbteuse et plus lourde \u00e0 installer. Les nappes de densit\u00e9 plus faible (64 ou 96 kg\/m\u00b3) sont plus faciles \u00e0 manipuler et \u00e0 d\u00e9couper, mais leurs performances sont moindres dans des conditions d'\u00e9coulement de gaz \u00e0 grande vitesse o\u00f9 l'\u00e9rosion constitue un risque.<\/p>\n\n
\n\n\nSc\u00e9nario d'application<\/th>\n Formulaire recommand\u00e9<\/th>\n Densit\u00e9 recommand\u00e9e<\/th>\n Niveau recommand\u00e9<\/th>\n<\/tr>\n<\/thead>\n \n\nJoint de porte de four, ouvertures fr\u00e9quentes<\/td>\n Une corde ou une couverture pli\u00e9e<\/td>\n N\/A \/ 96-128 kg\/m\u00b3<\/td>\n Standard vers HP<\/td>\n<\/tr>\n \nIsolation de secours pour four rotatif<\/td>\n Couverture ou module<\/td>\n 128 kg\/m\u00b3<\/td>\n Qualit\u00e9 \u00ab zircone \u00bb si la temp\u00e9rature de la face chaude d\u00e9passe 1 300 \u00b0C<\/td>\n<\/tr>\n \nJoint pour four de laboratoire<\/td>\n Papier<\/td>\n 170 \u00e0 220 kg\/m\u00b3<\/td>\n Haute puret\u00e9, faible nombre de tirs<\/td>\n<\/tr>\n \nIsolation du couvercle de la louche<\/td>\n Conseil d'administration<\/td>\n 240 \u00e0 300 kg\/m\u00b3<\/td>\n HP ou zircone<\/td>\n<\/tr>\n \nJoint de dilatation dans un conduit de fum\u00e9e<\/td>\n Couverture, pli\u00e9e<\/td>\n 96 \u00e0 128 kg\/m\u00b3<\/td>\n Standard<\/td>\n<\/tr>\n \nCircuit des gaz de combustion \u00e0 forte \u00e9rosion<\/td>\n Couverture, haute densit\u00e9<\/td>\n 160 kg\/m\u00b3<\/td>\n HP ou zircone<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\nQue doivent savoir les installateurs avant de travailler avec ce mat\u00e9riau ?<\/h2>\n Installation quality determines lining life almost as much as material selection does, and this is an area where we’ve seen good products fail simply because of poor installation technique.<\/p>\n
Pour le rev\u00eatement de couverture, la fibre doit \u00eatre mise en place sous une l\u00e9g\u00e8re compression, g\u00e9n\u00e9ralement comprise entre 10% et 20%, \u00e0 l'aide d'ancrages en acier inoxydable ou en c\u00e9ramique, en fonction de la temp\u00e9rature de service des composants m\u00e9talliques. Une compression insuffisante laisse des interstices qui cr\u00e9ent des points chauds et entra\u00eenent des pertes thermiques par convection ; une compression excessive r\u00e9duit les poches d\u2019air isolantes au sein de la structure de la fibre et peut acc\u00e9l\u00e9rer, avec le temps, l\u2019apparition d\u2019interstices li\u00e9s au r\u00e9tr\u00e9cissement.<\/p>\n
Les joints entre les couches ont plus d\u2019importance qu\u2019on ne le pense. Une doublure monocouche dont les joints bout \u00e0 bout traversent toute l\u2019\u00e9paisseur de la paroi offre aux gaz chauds un passage direct vers l\u2019enveloppe. Nous recommandons toujours de d\u00e9caler les joints entre les couches dans les constructions multicouches ; quant aux applications monocouches, les joints pli\u00e9s et superpos\u00e9s (plut\u00f4t que de simples joints bout \u00e0 bout) r\u00e9duisent consid\u00e9rablement les fuites de chaleur au niveau des jonctions.<\/p>\n
Dans les syst\u00e8mes modulaires, les modules d'isolation pr\u00e9-comprim\u00e9s sont fix\u00e9s ou soud\u00e9s \u00e0 l'enveloppe \u00e0 l'aide d'un syst\u00e8me compos\u00e9 de goujons et de rondelles ; l'espacement de ces ancrages doit tenir compte de la dilatation thermique de l'enveloppe elle-m\u00eame, et pas seulement de celle de l'isolation.<\/p>\n
La d\u00e9coupe de fibres c\u00e9ramiques g\u00e9n\u00e8re des poussi\u00e8res de fibres en suspension dans l'air ; c'est pourquoi une ventilation ad\u00e9quate, le port d'un masque respiratoire de type N95 ou sup\u00e9rieur, ainsi que des manches longues sont indispensables sur tout chantier. Nous \u00e9quipons nos propres \u00e9quipes d'installation de combinaisons jetables pour tous les travaux autres que les petites r\u00e9parations ponctuelles.<\/p>\n
L'isolation en fibre de c\u00e9ramique pr\u00e9sente-t-elle r\u00e9ellement un risque pour la sant\u00e9 au travail ?<\/h2>\n This question deserves a straight answer because there’s a lot of outdated fear floating around alongside some legitimate caution.<\/p>\n
La fibre c\u00e9ramique r\u00e9fractaire (sous sa forme amorphe, non cuite) est class\u00e9e dans plusieurs juridictions comme substance potentiellement canc\u00e9rig\u00e8ne sur la base d\u2019\u00e9tudes men\u00e9es sur des animaux, principalement en raison de pr\u00e9occupations li\u00e9es \u00e0 la taille des fibres respirables et \u00e0 leur biopersistance, similaires \u00e0 celles associ\u00e9es \u00e0 l\u2019amiante, bien que la fibre c\u00e9ramique r\u00e9fractaire soit chimiquement et structurellement distincte des min\u00e9raux d\u2019amiante. Dans la pratique, le principal sujet de pr\u00e9occupation survient apr\u00e8s l\u2019utilisation, et non avant : une fois que la fibre c\u00e9ramique r\u00e9fractaire a \u00e9t\u00e9 expos\u00e9e \u00e0 des temp\u00e9ratures sup\u00e9rieures \u00e0 environ 900 \u00b0C \u00e0 1 000 \u00b0C pendant des p\u00e9riodes prolong\u00e9es, une partie de celle-ci se transforme en cristobalite, une forme cristalline de silice qui pr\u00e9sente un danger respiratoire reconnu (risque de silicose) en cas d\u2019inhalation de poussi\u00e8re lors de son enl\u00e8vement ou de sa d\u00e9molition.<\/p>\n
Because of this, we always tell clients handling teardown of old furnace linings to treat spent RCF as a higher-hazard material than new, unused RCF, and to follow local regulations regarding respiratory protection, wetting down material before removal to suppress dust, and proper disposal procedures. Many regions classify spent RCF differently from virgin material for disposal purposes, so it’s worth checking local waste regulations before a reline project rather than after.<\/p>\n
Manufacturers have also developed low-bio-persistent (LBP) fiber alternatives, sometimes marketed as alkaline earth silicate (AES) wool, which is engineered to dissolve more readily in lung fluid if inhaled, reducing long-term retention. AES products typically top out around 1000\u00b0C to 1100\u00b0C continuous use, lower than traditional RCF, so they’re not a drop-in replacement for high-temperature zirconia-grade applications, but for mid-range temperature work they’re becoming the preferred choice in markets with strict occupational exposure regulations.<\/p>\n
Comment fabrique-t-on concr\u00e8tement la fibre c\u00e9ramique r\u00e9fractaire ?<\/h2>\n Understanding the manufacturing process helps explain why quality varies so much between suppliers, something buyers rarely think about until they’ve been burned by an inconsistent batch.<\/p>\n
Le processus commence par la s\u00e9lection des mati\u00e8res premi\u00e8res, g\u00e9n\u00e9ralement de l'alumine calcin\u00e9e et du sable siliceux de haute puret\u00e9, qui sont fondues ensemble dans un four \u00e9lectrique \u00e0 des temp\u00e9ratures comprises entre 1 800 \u00b0C et 2 000 \u00b0C. Le flux fondu est ensuite transform\u00e9 en fibres selon l'une des deux m\u00e9thodes suivantes : le proc\u00e9d\u00e9 de soufflage, dans lequel des jets d'air ou de vapeur \u00e0 grande vitesse frappent la mati\u00e8re fondue et la transforment en fibres, ou le proc\u00e9d\u00e9 de filage, dans lequel la mati\u00e8re fondue est vers\u00e9e sur des roues tournant rapidement qui la projettent sous forme de filaments fins.<\/p>\n
Spun fiber tends to be finer and produces less shot content (those unwanted glassy beads mentioned earlier), which generally means better insulating performance and less skin irritation during handling, but it’s a slower and more expensive process. Blown fiber is more economical and remains the dominant method for standard commercial-grade blanket.<\/p>\n
After fiberizing, the loose fiber (sometimes called “wool”) gets collected on a moving belt, then either needled mechanically to interlock the fibers into a coherent blanket, or mixed with a binder and formed into board or vacuum-formed shapes, or processed on papermaking equipment for paper products.<\/p>\n
Quality control at a reputable facility includes checking fiber diameter distribution, shot content percentage, density uniformity across the roll, and shrinkage testing on sample batches pulled from actual production runs, not just periodic spot checks. We’ve toured facilities where shrinkage testing happened once per week regardless of production volume, and we’ve toured others that test every batch. The difference shows up years later in the field, which is exactly why it matters at the sourcing stage.<\/p>\n
Que doivent v\u00e9rifier les acheteurs avant de passer une commande en gros ?<\/h2>\n For procurement teams sourcing RCF products, price per kilogram tells you almost nothing useful on its own. Here’s what we recommend checking before committing to a supplier, especially for first-time or high-volume orders.<\/p>\n
\n
\n\n\nPoint de contr\u00f4le<\/th>\n Pourquoi c'est important<\/th>\n<\/tr>\n<\/thead>\n \n\nPourcentage de contenu film\u00e9<\/td>\n Une teneur plus \u00e9lev\u00e9e en granul\u00e9s r\u00e9duit l'efficacit\u00e9 isolante et augmente le poids sans apporter d'avantage thermique<\/td>\n<\/tr>\n \nDiam\u00e8tre de la fibre<\/td>\n Les fibres plus fines offrent g\u00e9n\u00e9ralement une meilleure isolation, mais peuvent \u00eatre plus susceptibles de g\u00e9n\u00e9rer de la poussi\u00e8re en suspension dans l'air.<\/td>\n<\/tr>\n \nDonn\u00e9es certifi\u00e9es issues d'essais de r\u00e9tr\u00e9cissement<\/td>\n Confirme que le produit respecte bien la temp\u00e9rature de classification indiqu\u00e9e<\/td>\n<\/tr>\n \nHomog\u00e9n\u00e9it\u00e9 de la densit\u00e9 sur toute la largeur du rouleau<\/td>\n Une densit\u00e9 in\u00e9gale entra\u00eene des performances thermiques in\u00e9gales sur l'ensemble de la doublure<\/td>\n<\/tr>\n \nPays d'origine et certification de l'usine<\/td>\n Cela a une incidence tant sur la constance de la qualit\u00e9 que sur le respect de la r\u00e9glementation en mati\u00e8re d'importation<\/td>\n<\/tr>\n \nEmballage et protection contre l'humidit\u00e9<\/td>\n L'absorption d'humidit\u00e9 pendant le transport peut affecter la manipulation du produit et, dans de rares cas, ses performances.<\/td>\n<\/tr>\n \nRapport sur la composition chimique (rapport Al\u2082O\u2083\/SiO\u2082\/ZrO\u2082)<\/td>\n Confirms the grade matches what’s needed for your specific temperature and atmosphere<\/td>\n<\/tr>\n \nTest d'\u00e9chantillons avant la commande en gros<\/td>\n Un petit lot d'essai soumis \u00e0 votre propre contr\u00f4le qualit\u00e9 permet d'\u00e9viter des mauvaises surprises co\u00fbteuses lors d'une commande d'un conteneur complet.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\nNous encourageons toujours nos nouveaux clients \u00e0 demander un certificat d'analyse pour chaque livraison, et pas seulement pour la premi\u00e8re. La composition en fibres peut varier l\u00e9g\u00e8rement d'un lot de production \u00e0 l'autre, m\u00eame chez les fabricants r\u00e9put\u00e9s, et pour les applications critiques \u00e0 haute temp\u00e9rature, cette variation a son importance.<\/p>\n
Questions fr\u00e9quemment pos\u00e9es<\/h2>\n 1. Quelle est la diff\u00e9rence entre une couverture en fibre c\u00e9ramique et un panneau en fibre c\u00e9ramique ?<\/strong>2. L'isolant en fibre de c\u00e9ramique peut-il \u00eatre r\u00e9utilis\u00e9 apr\u00e8s avoir \u00e9t\u00e9 retir\u00e9 d'un four ?<\/strong>3. Quelle est la dur\u00e9e de vie habituelle d'une couverture en fibres c\u00e9ramiques r\u00e9fractaires ?<\/strong>4. L'isolant en fibre de c\u00e9ramique est-il imperm\u00e9able ?<\/strong>5. Quelle \u00e9paisseur de couverture en fibre c\u00e9ramique dois-je choisir pour mon four ?<\/strong>6. L'isolant en fibre de c\u00e9ramique contient-il de l'amiante ?<\/strong>7. What’s the difference between standard RCF and AES (alkaline earth silicate) wool?<\/strong>8. Le papier en fibre c\u00e9ramique peut-il \u00eatre utilis\u00e9 comme joint d'\u00e9tanch\u00e9it\u00e9 dans les \u00e9quipements destin\u00e9s \u00e0 l'industrie agroalimentaire ou pharmaceutique ?<\/strong>9. Pourquoi ma couverture en fibre c\u00e9ramique r\u00e9tr\u00e9cit-elle apr\u00e8s seulement quelques mois d'utilisation ?<\/strong>10. Comment calculer le nombre de rouleaux de couverture en fibre c\u00e9ramique dont j'ai besoin pour un projet ?<\/strong>Conclusions tir\u00e9es de notre exp\u00e9rience en tant que fournisseur de ce mat\u00e9riau<\/h2>\n After years of fielding calls from engineers who inherited a furnace design from someone else and buyers who just need a reliable supplier who won’t send them an inconsistent batch, our biggest piece of advice is this: match the product grade to your actual peak operating conditions, not your average conditions, and don’t treat ceramic fiber as a commodity where the cheapest option per kilogram automatically wins. A blanket that lasts eighteen months longer than a cheaper alternative usually pays for the price difference many times over once you account for downtime, labor, and production losses during an unplanned reline. That calculation, more than any single technical spec, is what separates a good insulation decision from an expensive mistake.<\/p>","protected":false},"excerpt":{"rendered":"
Refractory ceramic fiber (RCF) insulation is a lightweight, high-temperature thermal insulation material engineered for temperatures up to 1430\u00b0C (2600\u00b0F). It features low thermal conductivity, excellent thermal shock resistance, and is widely used in industrial furnace linings, kilns, and boilers. Refractory ceramic fiber (RCF) insulation remains the most weight-efficient thermal barrier available for continuous service temperatures […]<\/p>\n","protected":false},"author":1,"featured_media":3567,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"default","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[1],"tags":[],"class_list":["post-3565","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"acf":[],"yoast_head":"\n
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