{"id":3912,"date":"2026-06-23T11:11:08","date_gmt":"2026-06-23T03:11:08","guid":{"rendered":"https:\/\/calcium-carbonate.epic-powder.com\/?p=3912"},"modified":"2026-06-23T15:17:08","modified_gmt":"2026-06-23T07:17:08","slug":"how-to-choose-the-right-grinding-mill-for-aragonite-calcium-carbonate-to-maintain-needle-like-morphology%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/calcium-carbonate.epic-powder.com\/es\/how-to-choose-the-right-grinding-mill-for-aragonite-calcium-carbonate-to-maintain-needle-like-morphology%ef%bc%9f\/","title":{"rendered":"\u00bfC\u00f3mo elegir el molino adecuado para moler carbonato de calcio y aragonita y mantener su morfolog\u00eda en forma de aguja?"},"content":{"rendered":"<p><a href=\"https:\/\/calcium-carbonate.epic-powder.com\/es\/\">Carbonato de calcio (CaCO3)<\/a> Es uno de los rellenos inorg\u00e1nicos m\u00e1s utilizados en la industria global. La mayor parte del carbonato de calcio pesado comercial (GCC) proviene de la calcita o la piedra caliza. Estos minerales tienen estructuras cristalinas rombo\u00e9dricas isom\u00e9tricas. Sin embargo, existe una creciente demanda en el mercado de una variante de alto valor llamada aragonita. La aragonita es una forma polim\u00f3rfica del carbonato de calcio.<\/p>\n\n\n\n<p>La aragonita se encuentra de forma natural en sedimentos geol\u00f3gicos espec\u00edficos y en recursos marinos como conchas y corales. Tambi\u00e9n puede sintetizarse artificialmente mediante carbonizaci\u00f3n. Su caracter\u00edstica m\u00e1s distintiva es su singular morfolog\u00eda columnar (en forma de aguja). En pl\u00e1sticos, caucho, papel y biomateriales, cumple dos funciones: act\u00faa como espaciador est\u00e1ndar y como agente de refuerzo de microfibras. Para aprovechar sus beneficios, es fundamental mantener intacta su fr\u00e1gil estructura en forma de aguja. Cuando se conserva, la aragonita mejora significativamente el material de la matriz, aumentando su resistencia a la tracci\u00f3n, su tenacidad al impacto, su m\u00f3dulo de flexi\u00f3n y su estabilidad t\u00e9rmica.<\/p>\n\n\n\n<p>Sin embargo, el procesamiento de la aragonita plantea una importante paradoja de ingenier\u00eda. El reto consiste en moler el mineral hasta obtener una finura microm\u00e9trica o submicrom\u00e9trica. Al mismo tiempo, debemos evitar destruir la estructura acicular que le confiere su valor intr\u00ednseco.<\/p>\n\n\n\n<p>Seleccionar el equipo de molienda incorrecto triturar\u00e1 sin piedad estas agujas, convirti\u00e9ndolas en esferas o grumos irregulares. Como resultado, la aragonita de alta calidad se degrada en polvo de calcita est\u00e1ndar de bajo valor. Esta gu\u00eda analiza exhaustivamente los factores mec\u00e1nicos, termodin\u00e1micos y cinem\u00e1ticos necesarios para mantener la morfolog\u00eda acicular de la aragonita durante el mecanizado, lo que le proporciona una gu\u00eda precisa para la selecci\u00f3n del equipo.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img fetchpriority=\"high\" decoding=\"async\" width=\"800\" height=\"642\" src=\"https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2026\/06\/Aragonite-Calcium-Carbonate.jpg\" alt=\"Carbonato de calcio aragonita\" class=\"wp-image-3913\" srcset=\"https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2026\/06\/Aragonite-Calcium-Carbonate.jpg 800w, https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2026\/06\/Aragonite-Calcium-Carbonate-300x241.jpg 300w, https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2026\/06\/Aragonite-Calcium-Carbonate-768x616.jpg 768w, https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2026\/06\/Aragonite-Calcium-Carbonate-15x12.jpg 15w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Los principales desaf\u00edos del procesamiento del carbonato de calcio aragonito<\/h2>\n\n\n\n<p>Antes de evaluar los equipos, debemos comprender las vulnerabilidades f\u00edsicas y termodin\u00e1micas de la aragonita durante el procesamiento mec\u00e1nico.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Reto A: Preservaci\u00f3n de la relaci\u00f3n de aspecto elevada (protecci\u00f3n morfol\u00f3gica)<\/h3>\n\n\n\n<p>El valor comercial de la aragonita depende en gran medida de su relaci\u00f3n de aspecto (relaci\u00f3n longitud-di\u00e1metro, t\u00edpicamente L\/D \u22655:1 a 10:1). La molienda convencional se basa en fuertes impactos, compresi\u00f3n a alta presi\u00f3n o abrasi\u00f3n intensa. Estas fuerzas act\u00faan indiscriminadamente sobre el material. Debido a que los cristales aciculares tienen baja resistencia a la flexi\u00f3n en sus ejes menores, las fuerzas de alto impacto los rompen f\u00e1cilmente en fragmentos cortos, reduciendo la relaci\u00f3n de aspecto hacia 1:1. El objetivo de la molienda de aragonita es la desaglomeraci\u00f3n y delaminaci\u00f3n selectivas, en lugar de la trituraci\u00f3n destructiva.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Desaf\u00edo B: Inestabilidad termodin\u00e1mica (Transici\u00f3n de fase de la calcita)<\/h3>\n\n\n\n<p>La aragonita es un polimorfo metaestable del carbonato de calcio en condiciones ambientales. Cuando se somete a tensi\u00f3n mec\u00e1nica, altas temperaturas localizadas o fricci\u00f3n prolongada dentro de una c\u00e1mara de molienda, su red cristalina puede desestabilizarse.<\/p>\n\n\n\n<p>A temperaturas superiores a 400 \u00b0C (e incluso a tan solo 300 \u00b0C bajo una intensa cizalladura mec\u00e1nica), la aragonita experimenta una transici\u00f3n de fase irreversible a calcita. Cuando esto ocurre, la estructura acicular se desintegra por completo, adoptando una forma rombo\u00e9drica y perdiendo sus propiedades de refuerzo. Por lo tanto, el molino debe contar con un control de temperatura excepcional.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Desaf\u00edo C: Mayor dureza<\/h3>\n\n\n\n<p>En la escala de dureza de Mohs, la calcita tiene una dureza de 3,0, mientras que la aragonita oscila entre 3,5 y 4,0. Si bien sigue siendo un mineral relativamente blando en comparaci\u00f3n con el cuarzo, su mayor dureza implica que requiere una mayor cantidad de energ\u00eda espec\u00edfica para su molienda, lo que aumenta inherentemente el riesgo de generaci\u00f3n de calor y desgaste de la herramienta.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Principios clave para la selecci\u00f3n de equipos de carbonato de calcio y aragonita<\/h2>\n\n\n\n<p>La elecci\u00f3n del equipo adecuado para la molienda de aragonita implica esencialmente controlar el m\u00e9todo de entrada de energ\u00eda y el modo de tensi\u00f3n. Los principios fundamentales incluyen los siguientes:<\/p>\n\n\n\n<p>En primer lugar, el mecanismo de molienda debe basarse principalmente en la gradaci\u00f3n o el impacto controlado, en lugar de la trituraci\u00f3n violenta por colisi\u00f3n. Los equipos que utilizan martilleo a alta velocidad o molienda aleatoria de bolas suelen ser perjudiciales para la conservaci\u00f3n de la morfolog\u00eda. Esto se debe a que la tensi\u00f3n localizada resultante es excesivamente alta, lo que puede da\u00f1ar f\u00e1cilmente la estructura cristalina.<\/p>\n\n\n\n<p>En segundo lugar, el sistema debe contar con capacidades de clasificaci\u00f3n o separaci\u00f3n en tiempo real. Una vez que las part\u00edculas alcancen el tama\u00f1o deseado, deben retirarse r\u00e1pidamente de la zona de molienda para evitar la molienda excesiva, una de las principales causas de da\u00f1os en la morfolog\u00eda.<\/p>\n\n\n\n<p>En tercer lugar, un excelente control de la temperatura es esencial. Ya sea mediante refrigeraci\u00f3n por flujo de aire, reducci\u00f3n del tiempo de residencia o dise\u00f1o de disipaci\u00f3n de calor externa, un entorno de baja temperatura es crucial para mantener la estabilidad del cristal y la integridad estructural.<\/p>\n\n\n\n<p>Por \u00faltimo, el equipo debe tener una buena capacidad de ajuste de par\u00e1metros. Esto incluye la velocidad del rotor, la velocidad del flujo de aire y el caudal de alimentaci\u00f3n, ya que la aragonita de diferentes fuentes puede variar en resistencia cristalina y relaci\u00f3n de aspecto.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Evaluaci\u00f3n de la corriente principal <a href=\"https:\/\/calcium-carbonate.epic-powder.com\/es\/ultrafine-powder-dry-grinding\/\">Molino de molienda<\/a> Tipos<\/h2>\n\n\n\n<p>En la producci\u00f3n industrial, se suelen considerar varios tipos de equipos de molienda para el procesamiento de aragonita, cada uno con ventajas y limitaciones distintas.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Molino de chorro: La opci\u00f3n preferida para la preservaci\u00f3n de la morfolog\u00eda<\/h3>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"800\" height=\"600\" src=\"https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2026\/02\/jet-mill-for-better-whiteness-calcium-carbonate.webp\" alt=\"Molino de chorro para una mejor blancura del carbonato de calcio\" class=\"wp-image-3821\" srcset=\"https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2026\/02\/jet-mill-for-better-whiteness-calcium-carbonate.webp 800w, https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2026\/02\/jet-mill-for-better-whiteness-calcium-carbonate-300x225.webp 300w, https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2026\/02\/jet-mill-for-better-whiteness-calcium-carbonate-768x576.webp 768w, https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2026\/02\/jet-mill-for-better-whiteness-calcium-carbonate-16x12.webp 16w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\">Molino de chorro para una mejor blancura del carbonato de calcio<\/figcaption><\/figure>\n\n\n\n<p>Los molinos de chorro son ampliamente reconocidos como una de las opciones m\u00e1s adecuadas para preservar la estructura acicular de la aragonita. Su principio de funcionamiento se basa en un flujo de gas a alta velocidad que acelera las part\u00edculas, las cuales luego colisionan entre s\u00ed en estado fluidizado. Dado que no intervienen medios de molienda, la tensi\u00f3n mec\u00e1nica se debe principalmente a la colisi\u00f3n entre part\u00edculas, en lugar de a impactos r\u00edgidos.<\/p>\n\n\n\n<p>Este mecanismo de \u201ccolisi\u00f3n suave\u201d reduce significativamente el da\u00f1o estructural a los cristales alargados. Adem\u00e1s, la expansi\u00f3n adiab\u00e1tica del aire comprimido proporciona un efecto de enfriamiento que ayuda a mantener una baja temperatura de procesamiento. El corto tiempo de residencia reduce a\u00fan m\u00e1s el riesgo de sobremolienda. Sin embargo, los molinos de chorro suelen consumir m\u00e1s energ\u00eda y requieren un control preciso del tama\u00f1o de part\u00edcula de la alimentaci\u00f3n, lo que hace necesarias las etapas de pretrituraci\u00f3n.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Molino clasificador de aire: Eficiencia y control equilibrados<\/h3>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"800\" height=\"546\" src=\"https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2026\/04\/Calcium-Carbonate-Air-Classifier-Mill-Grinding.webp\" alt=\"Molino clasificador de aire de carbonato de calcio\" class=\"wp-image-3855\" srcset=\"https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2026\/04\/Calcium-Carbonate-Air-Classifier-Mill-Grinding.webp 800w, https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2026\/04\/Calcium-Carbonate-Air-Classifier-Mill-Grinding-300x205.webp 300w, https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2026\/04\/Calcium-Carbonate-Air-Classifier-Mill-Grinding-768x524.webp 768w, https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2026\/04\/Calcium-Carbonate-Air-Classifier-Mill-Grinding-18x12.webp 18w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\">Molino clasificador de aire de carbonato de calcio<\/figcaption><\/figure>\n\n\n\n<p>El molino clasificador neum\u00e1tico integra las funciones de molienda y clasificaci\u00f3n en un solo sistema, lo que lo hace altamente eficiente para la producci\u00f3n continua. El rotor genera fuerzas de impacto moderadas, mientras que la rueda clasificadora interna garantiza que solo se descarguen las part\u00edculas que cumplen con el tama\u00f1o deseado.<\/p>\n\n\n\n<p>Para la aragonita, este sistema ofrece un buen equilibrio entre eficiencia y protecci\u00f3n morfol\u00f3gica, siempre que se optimicen cuidadosamente los par\u00e1metros operativos. Generalmente se prefieren velocidades de rotor m\u00e1s bajas y mayor volumen de aire para reducir la tensi\u00f3n mec\u00e1nica. Sin embargo, en comparaci\u00f3n con el fresado por chorro, el mecanismo de impacto sigue siendo m\u00e1s agresivo, lo que implica que cierta reducci\u00f3n de la relaci\u00f3n de aspecto es inevitable.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><a href=\"https:\/\/calcium-carbonate.epic-powder.com\/es\/machines\/ball-mill\/\">Sistemas de molinos de bolas<\/a>Alto riesgo de da\u00f1o morfol\u00f3gico<\/h3>\n\n\n\n<p>Generalmente, no se recomienda el uso de molinos de bolas tradicionales para mantener la morfolog\u00eda acicular de la aragonita. El mecanismo de molienda se basa en gran medida en el impacto aleatorio y la cizalladura generada por los medios de molienda, lo que provoca una fragmentaci\u00f3n severa de los cristales alargados. Adem\u00e1s, el tiempo de residencia prolongado y el calentamiento por fricci\u00f3n aumentan a\u00fan m\u00e1s el riesgo de degradaci\u00f3n estructural y transformaci\u00f3n parcial de fase.<\/p>\n\n\n\n<p>Si bien los molinos de bolas ofrecen ventajas en cuanto a costos y pueden lograr tama\u00f1os de part\u00edcula m\u00e1s finos, son m\u00e1s adecuados para producir productos de polvo de carbonato de calcio pesados donde los requisitos morfol\u00f3gicos no son estrictos. Si se debe utilizar un sistema de molienda de bolas, este debe combinarse con un sistema eficiente. <a href=\"https:\/\/calcium-carbonate.epic-powder.com\/es\/ultrafine-air-classifier\/\">equipos de clasificaci\u00f3n<\/a> y par\u00e1metros de proceso estrictamente controlados. Aun as\u00ed, la preservaci\u00f3n de la morfolog\u00eda sigue siendo limitada.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"600\" src=\"https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2026\/01\/ball-millair-classifierPin-mill-coating-machine.webp\" alt=\"Molino de bolas + clasificador de aire + m\u00e1quina de recubrimiento con molino de pasadores\" class=\"wp-image-3803\" srcset=\"https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2026\/01\/ball-millair-classifierPin-mill-coating-machine.webp 800w, https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2026\/01\/ball-millair-classifierPin-mill-coating-machine-300x225.webp 300w, https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2026\/01\/ball-millair-classifierPin-mill-coating-machine-768x576.webp 768w, https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2026\/01\/ball-millair-classifierPin-mill-coating-machine-16x12.webp 16w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\">Molino de bolas + clasificador de aire + m\u00e1quina de recubrimiento con molino de pasadores<\/figcaption><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">Molinos de medios agitados: Alta energ\u00eda pero agresivos<\/h3>\n\n\n\n<p>Los molinos de agitaci\u00f3n ofrecen una alta densidad energ\u00e9tica y son eficaces para la molienda ultrafina. Sin embargo, las intensas fuerzas de cizallamiento generadas por el agitador giratorio y las colisiones entre los medios de molienda son altamente destructivas para las estructuras cristalinas fr\u00e1giles. En el caso de la aragonita, esto suele provocar una r\u00e1pida p\u00e9rdida de la morfolog\u00eda acicular y su transformaci\u00f3n en part\u00edculas equiaxiales.<\/p>\n\n\n\n<p>Si bien estos molinos son valiosos para aplicaciones que requieren tama\u00f1os de part\u00edcula muy finos sin requisitos morfol\u00f3gicos estrictos, generalmente no son adecuados cuando la preservaci\u00f3n de la relaci\u00f3n de aspecto es un indicador clave de rendimiento.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Estrategia de selecci\u00f3n pr\u00e1ctica<\/h2>\n\n\n\n<p>En la toma de decisiones industriales reales, la selecci\u00f3n de equipos no debe basarse en un \u00fanico par\u00e1metro, como el requisito de finura. En cambio, requiere una evaluaci\u00f3n integral de la funci\u00f3n del producto, el requisito de conservaci\u00f3n de la morfolog\u00eda y la escala de producci\u00f3n.<\/p>\n\n\n\n<p>Si la aplicaci\u00f3n requiere cargas de refuerzo de alta relaci\u00f3n de aspecto, como en pl\u00e1sticos, recubrimientos o compuestos especiales, la molienda por chorro combinada con una clasificaci\u00f3n precisa suele ser la soluci\u00f3n m\u00e1s fiable. Si la eficiencia de producci\u00f3n y el equilibrio de costes son m\u00e1s importantes, pueden preferirse los molinos clasificadores de aire, siempre que se optimicen cuidadosamente los par\u00e1metros. Para aplicaciones donde la morfolog\u00eda no es cr\u00edtica, los sistemas tradicionales de molienda de bolas pueden seguir siendo aceptables.<\/p>\n\n\n\n<p>Un dise\u00f1o de proceso por etapas suele ser el enfoque m\u00e1s eficaz, en el que la trituraci\u00f3n previa va seguida de una molienda fina de baja tensi\u00f3n y una clasificaci\u00f3n final. Esto permite un mejor control de la distribuci\u00f3n de energ\u00eda y minimiza el da\u00f1o irreversible a la estructura cristalina.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Conclusi\u00f3n<\/h2>\n\n\n\n<p>Mantener la morfolog\u00eda acicular del carbonato de calcio aragonito durante la molienda es un problema de ingenier\u00eda complejo. Requiere esfuerzos coordinados en la selecci\u00f3n del equipo, el dise\u00f1o del proceso y el control operativo. Entre las numerosas tecnolog\u00edas de molienda, los molinos de chorro de aire y los molinos clasificadores de aire optimizados ofrecen el mejor equilibrio entre el control del tama\u00f1o de part\u00edcula y la preservaci\u00f3n de la estructura. Los equipos de alto impacto, como los molinos de bolas y los molinos agitados, generalmente no son adecuados para aplicaciones donde la morfolog\u00eda es crucial.<\/p>\n\n\n\n<p>En definitiva, la clave no reside en maximizar la intensidad de molienda, sino en controlar y distribuir la energ\u00eda de forma que se respete la estructura cristalina natural de la aragonita. Solo as\u00ed se podr\u00e1n preservar plenamente las propiedades funcionales y de refuerzo \u00fanicas del material y aprovecharlas en aplicaciones industriales de alta gama.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity is-style-default\"\/>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized is-style-rounded\"><img loading=\"lazy\" decoding=\"async\" width=\"721\" height=\"721\" src=\"https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/11\/Emily-Chen.webp\" alt=\"Emily Chen\" class=\"wp-image-3708\" style=\"width:150px;height:150px\" srcset=\"https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/11\/Emily-Chen.webp 721w, https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/11\/Emily-Chen-300x300.webp 300w, https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/11\/Emily-Chen-150x150.webp 150w, https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/11\/Emily-Chen-12x12.webp 12w\" sizes=\"(max-width: 721px) 100vw, 721px\" \/><\/figure>\n\n\n\n<blockquote class=\"wp-block-quote has-text-align-center is-style-large is-layout-flow wp-block-quote-is-layout-flow\">\n<p>Gracias por leer. Espero que mi art\u00edculo te haya sido \u00fatil. Deja un comentario a continuaci\u00f3n. Tambi\u00e9n puedes contactar con el servicio de atenci\u00f3n al cliente online de Zelda para cualquier otra consulta.<\/p>\n<cite>                                                                                                                                                           \u2014 Publicado por <a href=\"https:\/\/www.linkedin.com\/company\/76603359\/admin\/dashboard\/\">Emily Chen<\/a><\/cite><\/blockquote>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity is-style-default\"\/>\n\n\n\n<div class=\"wp-block-contact-form-7-contact-form-selector\">\n<div class=\"wpcf7 no-js\" id=\"wpcf7-f16-o1\" lang=\"zh-CN\" dir=\"ltr\" data-wpcf7-id=\"16\">\n<div class=\"screen-reader-response\"><p role=\"status\" aria-live=\"polite\" aria-atomic=\"true\"><\/p> <ul><\/ul><\/div>\n<form action=\"\/es\/wp-json\/wp\/v2\/posts\/3912#wpcf7-f16-o1\" method=\"post\" class=\"wpcf7-form init\" aria-label=\"El libro de visitas\" novalidate=\"novalidate\" data-status=\"init\" data-trp-original-action=\"\/es\/wp-json\/wp\/v2\/posts\/3912#wpcf7-f16-o1\">\n<fieldset class=\"hidden-fields-container\"><input type=\"hidden\" name=\"_wpcf7\" value=\"16\" \/><input type=\"hidden\" name=\"_wpcf7_version\" value=\"6.1.3\" \/><input type=\"hidden\" name=\"_wpcf7_locale\" value=\"zh_CN\" \/><input type=\"hidden\" name=\"_wpcf7_unit_tag\" value=\"wpcf7-f16-o1\" \/><input type=\"hidden\" name=\"_wpcf7_container_post\" value=\"0\" \/><input type=\"hidden\" name=\"_wpcf7_posted_data_hash\" value=\"\" \/>\n<\/fieldset>\n<div class=\"keen-form\">\n\t<div class=\"one-half\">\n\t\t<p><span class=\"wpcf7-form-control-wrap\" data-name=\"your-name\"><input size=\"40\" maxlength=\"400\" class=\"wpcf7-form-control wpcf7-text wpcf7-validates-as-required\" aria-required=\"true\" aria-invalid=\"false\" placeholder=\"Su nombre*\" value=\"\" type=\"text\" name=\"your-name\" \/><\/span>\n\t\t<\/p>\n\t<\/div>\n\t<div class=\"one-half last\">\n\t\t<p><span class=\"wpcf7-form-control-wrap\" data-name=\"your-email\"><input size=\"40\" maxlength=\"400\" class=\"wpcf7-form-control wpcf7-email wpcf7-validates-as-required wpcf7-text wpcf7-validates-as-email\" aria-required=\"true\" aria-invalid=\"false\" placeholder=\"Tu correo electr\u00f3nico*\" value=\"\" type=\"email\" name=\"your-email\" \/><\/span>\n\t\t<\/p>\n\t<\/div>\n\t<div class=\"one-half\">\n\t\t<p><span class=\"wpcf7-form-control-wrap\" data-name=\"pnone\"><input size=\"40\" maxlength=\"400\" class=\"wpcf7-form-control wpcf7-tel wpcf7-validates-as-required wpcf7-text wpcf7-validates-as-tel\" aria-required=\"true\" aria-invalid=\"false\" placeholder=\"Tu Pnone o Whatsapp*\" value=\"\" type=\"tel\" name=\"pnone\" \/><\/span>\n\t\t<\/p>\n\t<\/div>\n\t<div class=\"one-half last\">\n\t\t<p><span class=\"wpcf7-form-control-wrap\" data-name=\"your-subject\"><input size=\"40\" maxlength=\"400\" class=\"wpcf7-form-control wpcf7-text\" aria-invalid=\"false\" placeholder=\"Tu compa\u00f1\u00eda\" value=\"\" type=\"text\" name=\"your-subject\" \/><\/span>\n\t\t<\/p>\n\t<\/div>\n\t<div>\n\t\t<p><span class=\"wpcf7-form-control-wrap\" data-name=\"your-message\"><textarea cols=\"40\" rows=\"3\" maxlength=\"2000\" class=\"wpcf7-form-control wpcf7-textarea\" aria-invalid=\"false\" placeholder=\"Tu mensaje\" name=\"your-message\"><\/textarea><\/span>\n\t\t<\/p>\n\t<\/div>\n\t<div>\n\t\t<p><input class=\"wpcf7-form-control wpcf7-submit has-spinner\" type=\"submit\" value=\"Entregar\" \/>\n\t\t<\/p>\n\t<\/div>\n<\/div>\n<style>\n.keen-form div{margin-bottom:5px;}\n.keen-form div p{margin-bottom:0px !important;}\n.one-half,.one-third {\n position: relative;\n margin-right: 4%;\n float: left;\n z-index: 99;\n}\n.one-half { width: 40%; }\n.one-third { width: 30.66%; }\n.last {\n margin-right: 0 !important;\n clear: right;\nwidth: 40%;\n}\n@media only screen and (max-width: 767px) {\n .one-half, .one-third {\n width: 90%;\n margin-right: 0;\n }\n}\n<\/style><div class=\"wpcf7-response-output\" aria-hidden=\"true\"><\/div>\n<input type=\"hidden\" name=\"trp-form-language\" value=\"es\"\/><\/form>\n<\/div>\n<\/div>\n\n\n\n<p><\/p>","protected":false},"excerpt":{"rendered":"<p>El carbonato de calcio (CaCO3) es uno de los rellenos inorg\u00e1nicos m\u00e1s utilizados en la industria mundial. La mayor parte del carbonato de calcio pesado comercial (GCC) proviene de la calcita o la piedra caliza. Estos minerales tienen estructuras cristalinas rombo\u00e9dricas isom\u00e9tricas. Sin embargo, existe una creciente demanda en el mercado de una variante de alto valor llamada aragonita. La aragonita es una forma polim\u00f3rfica del carbonato de calcio. La aragonita se encuentra en la naturaleza [\u2026]<\/p>","protected":false},"author":1,"featured_media":3913,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"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":"","adv-header-id-meta":"","stick-header-meta":"","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 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