{"id":11464,"date":"2026-03-20T11:03:05","date_gmt":"2026-03-20T10:03:05","guid":{"rendered":"https:\/\/bianna.com\/equipos\/trommel\/"},"modified":"2026-04-22T11:36:09","modified_gmt":"2026-04-22T10:36:09","slug":"tr-tromel","status":"publish","type":"equipos","link":"https:\/\/bianna.com\/en\/mbt\/machines\/tr-trommel\/","title":{"rendered":"Trommel"},"featured_media":11476,"template":"","tipo-tratamiento":[155],"class_list":["post-11464","equipos","type-equipos","status-publish","has-post-thumbnail","hentry","tipo-tratamiento-mbt"],"meta_box":{"equipos_initials":"TR","equipos_description":"Screening trommels are a fundamental component and the heart of waste treatment facilities, as the success of most subsequent mechanical pre-treatments depends on their separation efficiency. Designed to ensure precise, consistent particle size separation, fully adapted to the specific characteristics of each type of plant and material. ","equipos_logo":[{"filesize":1959,"ID":"10030","name":"logo-TR.svg","path":"\/var\/www\/bianna.com\/wp-content\/uploads\/logo-TR.svg","url":"https:\/\/bianna.com\/wp-content\/uploads\/logo-TR.svg","full_url":"https:\/\/bianna.com\/wp-content\/uploads\/logo-TR.svg","title":"logo--TR","caption":"","description":"","alt":"","srcset":false,"width":false,"height":false}],"equipos_brochure":[],"equipos_banner-1":"renting-services","equipos_banner-2":"aftersales","equipos_banner-3":"greenways","equipos_essential-info":"<p>Screening adapted to treatment capacity, material to be processed, and desired particle sizes, among others.<\/p>\n","equipos_title":"Screening adapted to treatment capacity, material to be processed, and desired particle sizes, among others.","equipos_long-description":"It is a cylindrical rotary screen designed to classify waste by size. Bianna manufactures different versions according to the application: stationary trommels for MSW and packaging, reinforced trommels for construction and demolition waste (C), and specific trommels for compost refining. It is characterized by its robustness, durability, and the use of interchangeable screens.  ","equipos_main-points":[{"equipos_main-points_icon":["580"],"equipos_main-points-title":"High Efficiency and Flexibility","equipos_main-points-description":"Capacity to process large volumes of material with configuration options in single drum or double trommel (to separate multiple fractions simultaneously)."},{"equipos_main-points_icon":["578"],"equipos_main-points-title":"Robustness and Long Service Life","equipos_main-points-description":"Heavy structure without deformations and interchangeable screens with plate thicknesses from 6 mm to 15 mm, depending on material aggressiveness."},{"equipos_main-points_icon":["552"],"equipos_main-points-title":"Low Operating Cost","equipos_main-points-description":"Reduced energy consumption thanks to efficient direct transmissions and minimized maintenance."},{"equipos_main-points_icon":["583"],"equipos_main-points-title":"Optimization Elements","equipos_main-points-description":"Possibility of integrating anti-wire systems (anti-clogging bars that prevent tangles and excessive cleaning) and bag-breaking spikes inside to open garbage bags during the same process."},{"equipos_main-points_icon":["579"],"equipos_main-points-title":"Comprehensive Safety and Accessibility","equipos_main-points-description":"All access points are equipped with magnetic switches. They incorporate perimeter emergency stops (pull cable), drum immobilization brake, interior LED lights, and doors that convert into walkways to facilitate ergonomic maintenance. "}],"equipos_content-block":[{"equipos_content-block_image":["2427"],"equipos_content-block_heading":"Main Applications within a Plant","equipos_content-block_title":"Bianna's TR Trommel is the first step toward efficient recovery","equipos_content-block_description":"<ul>\r\n \t<li><strong>Primary Classification:<\/strong> Located at the head of the installation to separate the fraction by sizes, determining the subsequent route (fines, medium size for optical recoverables, and bulky\/coarse materials).<\/li>\r\n \t<li><strong>Organic Recovery:<\/strong> It is the essential equipment in MSW plants for screening and isolating organic matter from other fractions.<\/li>\r\n \t<li><strong>Compost Refining:<\/strong> They act as the first step in refining lines to precisely separate clean compost from structuring materials.<\/li>\r\n \t<li><strong>Equipment Protection:<\/strong> They remove bulky and heavy materials that could damage fine machinery downstream.<\/li>\r\n<\/ul>"}],"bloques_de_contenido":[{"equipos_content-block-2_image":["2426"],"equipos_content-block-2_heading":"Operation","equipos_content-block-2_title":"Rotary movement for precise classification","equipos_content-block-2_description":"Material enters through the highest area of the rotating drum via a conveyor belt or hopper. Accelerator plates located at the entrance propel the waste into the interior to prevent jams. Due to the cylinder's inclination and its slow rotary movement (typically around 12 rpm), the material tumbles and gradually advances toward the lower area.\r\n\r\nDuring this journey, smaller particles pass through the screen holes, falling into hoppers or lower conveyors (frequently trough conveyors).\r\n\r\nLarger material that could not be screened travels through the entire interior until it is discharged by overflow at the end of the drum."}],"equipos_gallery":[{"equipos_gallery_photo":["2425"]},{"equipos_gallery_photo":["2423"]},{"equipos_gallery_photo":["2422"]},{"equipos_gallery_photo":["2421"]},{"equipos_gallery_photo":["2420"]},{"equipos_gallery_photo":["2424"]}],"equipos_video":"https:\/\/bianna.com\/wp-content\/uploads\/TR-Bianna-360o-Web.mp4","equipos_video-explosionado":"https:\/\/www.youtube.com\/watch?v=hqa527A8MnU","equipos_diagram-image":[{"width":150,"height":84,"file":"TR-Bianna_diagrama.jpg","filesize":231207,"sizes":{"image-480":{"file":"TR-Bianna_diagrama-480x269.jpg","width":480,"height":269,"mime-type":"image\/jpeg","filesize":13697,"url":"https:\/\/bianna.com\/wp-content\/uploads\/TR-Bianna_diagrama-480x269.jpg"},"image-720":{"file":"TR-Bianna_diagrama-720x403.jpg","width":720,"height":403,"mime-type":"image\/jpeg","filesize":27678,"url":"https:\/\/bianna.com\/wp-content\/uploads\/TR-Bianna_diagrama-720x403.jpg"},"image-960":{"file":"TR-Bianna_diagrama-960x538.jpg","width":960,"height":538,"mime-type":"image\/jpeg","filesize":45348,"url":"https:\/\/bianna.com\/wp-content\/uploads\/TR-Bianna_diagrama-960x538.jpg"},"image-1250":{"file":"TR-Bianna_diagrama-1250x700.jpg","width":1250,"height":700,"mime-type":"image\/jpeg","filesize":70077,"url":"https:\/\/bianna.com\/wp-content\/uploads\/TR-Bianna_diagrama-1250x700.jpg"},"image-1920":{"file":"TR-Bianna_diagrama-1920x1075.jpg","width":1920,"height":1075,"mime-type":"image\/jpeg","filesize":140736,"url":"https:\/\/bianna.com\/wp-content\/uploads\/TR-Bianna_diagrama-1920x1075.jpg"}},"image_meta":{"aperture":"0","credit":"","camera":"","caption":"","created_timestamp":"0","copyright":"","focal_length":"0","iso":"0","shutter_speed":"0","title":"","orientation":"0","keywords":[]},"ID":"2430","name":"TR-Bianna_diagrama.jpg","path":"\/var\/www\/bianna.com\/wp-content\/uploads\/TR-Bianna_diagrama.jpg","url":"https:\/\/bianna.com\/wp-content\/uploads\/TR-Bianna_diagrama.jpg","full_url":"https:\/\/bianna.com\/wp-content\/uploads\/TR-Bianna_diagrama.jpg","title":"TR-Bianna_diagrama","caption":"","description":"","alt":"Diagrama Tromel","srcset":"https:\/\/bianna.com\/wp-content\/uploads\/TR-Bianna_diagrama.jpg 2500w, https:\/\/bianna.com\/wp-content\/uploads\/TR-Bianna_diagrama-480x269.jpg 480w, https:\/\/bianna.com\/wp-content\/uploads\/TR-Bianna_diagrama-720x403.jpg 720w, https:\/\/bianna.com\/wp-content\/uploads\/TR-Bianna_diagrama-960x538.jpg 960w, https:\/\/bianna.com\/wp-content\/uploads\/TR-Bianna_diagrama-1250x700.jpg 1250w, https:\/\/bianna.com\/wp-content\/uploads\/TR-Bianna_diagrama-1920x1075.jpg 1920w"}],"equipos_diagram-legend":[],"equipos_diagram-points":[{"equipos_diagram-points_coordinate-x":"10","equipos_diagram-points_coordinate-y":"30","equipos_diagram-points_title":"Material infeed","equipos_diagram-points_description":"The waste enters through the upper hopper of the equipment, which enables the material to be fed into the screening drum."},{"equipos_diagram-points_coordinate-x":"30","equipos_diagram-points_coordinate-y":"35","equipos_diagram-points_title":"Screening drum","equipos_diagram-points_description":"Cylindrical drum inclined at 4\u00b0, which receives the material through the inlet hopper. The material moves towards the lower end due to the drum\u2019s rotational movement and gravity. "},{"equipos_diagram-points_coordinate-x":"55","equipos_diagram-points_coordinate-y":"35","equipos_diagram-points_title":"Screening mesh","equipos_diagram-points_description":"The meshes are screening elements that cover the trommel drum and, through openings of defined size and geometry, enable the separation of the material according to its particle size during the equipment\u2019s rotation."},{"equipos_diagram-points_coordinate-x":"32","equipos_diagram-points_coordinate-y":"70","equipos_diagram-points_title":"Fine material outlet","equipos_diagram-points_description":"Material that passes through the openings in the trommel mesh and is discharged from the drum."},{"equipos_diagram-points_coordinate-x":"85","equipos_diagram-points_coordinate-y":"70","equipos_diagram-points_title":"Coarse material outlet","equipos_diagram-points_description":"End point where large-sized materials are discharged through the reject hopper."}],"equipos-componente__imagen":[{"width":150,"height":84,"file":"TR-Bianna_components.jpg","filesize":235629,"sizes":{"image-480":{"file":"TR-Bianna_components-480x269.jpg","width":480,"height":269,"mime-type":"image\/jpeg","filesize":17484,"url":"https:\/\/bianna.com\/wp-content\/uploads\/TR-Bianna_components-480x269.jpg"},"image-720":{"file":"TR-Bianna_components-720x403.jpg","width":720,"height":403,"mime-type":"image\/jpeg","filesize":31680,"url":"https:\/\/bianna.com\/wp-content\/uploads\/TR-Bianna_components-720x403.jpg"},"image-960":{"file":"TR-Bianna_components-960x538.jpg","width":960,"height":538,"mime-type":"image\/jpeg","filesize":50337,"url":"https:\/\/bianna.com\/wp-content\/uploads\/TR-Bianna_components-960x538.jpg"},"image-1250":{"file":"TR-Bianna_components-1250x700.jpg","width":1250,"height":700,"mime-type":"image\/jpeg","filesize":73799,"url":"https:\/\/bianna.com\/wp-content\/uploads\/TR-Bianna_components-1250x700.jpg"},"image-1920":{"file":"TR-Bianna_components-1920x1075.jpg","width":1920,"height":1075,"mime-type":"image\/jpeg","filesize":143986,"url":"https:\/\/bianna.com\/wp-content\/uploads\/TR-Bianna_components-1920x1075.jpg"}},"image_meta":{"aperture":"0","credit":"","camera":"","caption":"","created_timestamp":"0","copyright":"","focal_length":"0","iso":"0","shutter_speed":"0","title":"","orientation":"0","keywords":[]},"ID":"10355","name":"TR-Bianna_components.jpg","path":"\/var\/www\/bianna.com\/wp-content\/uploads\/TR-Bianna_components.jpg","url":"https:\/\/bianna.com\/wp-content\/uploads\/TR-Bianna_components.jpg","full_url":"https:\/\/bianna.com\/wp-content\/uploads\/TR-Bianna_components.jpg","title":"TR-Bianna_components","caption":"","description":"","alt":"","srcset":"https:\/\/bianna.com\/wp-content\/uploads\/TR-Bianna_components.jpg 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motor"},{"equipos-componente__x":"14","equipos-componente__y":"26","equipos-componente__titulo":"Main body of the trommel"},{"equipos-componente__x":"14","equipos-componente__y":"70","equipos-componente__titulo":"Support feet"},{"equipos-componente__x":"42","equipos-componente__y":"26","equipos-componente__titulo":"Access door to the inside of the equipment"},{"equipos-componente__x":"30","equipos-componente__y":"20","equipos-componente__titulo":"Inspection windows"},{"equipos-componente__x":"50","equipos-componente__y":"26","equipos-componente__titulo":"Maintenance 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