{"id":70420,"date":"2019-07-15T12:47:03","date_gmt":"2019-07-15T10:47:03","guid":{"rendered":"http:\/\/www.panizzolo.it\/soluzioni-di-riciclaggio\/recycling-machines\/mulini-a-martelli-pre-raffinatori\/"},"modified":"2025-10-07T16:26:43","modified_gmt":"2025-10-07T14:26:43","slug":"pre-refining-hammer-mills","status":"publish","type":"page","link":"https:\/\/www.panizzolo.com\/en\/recycling-solutions\/recycling-machines\/pre-refining-hammer-mills\/","title":{"rendered":"Pre-refining hammer mills"},"content":{"rendered":"<div class=\"wpb-content-wrapper\"><p>[vc_row row_height_percent=&#8221;0&#8243; override_padding=&#8221;yes&#8221; h_padding=&#8221;2&#8243; top_padding=&#8221;4&#8243; bottom_padding=&#8221;1&#8243; overlay_alpha=&#8221;50&#8243; gutter_size=&#8221;3&#8243; column_width_percent=&#8221;100&#8243; shift_y=&#8221;0&#8243; z_index=&#8221;0&#8243; uncode_shortcode_id=&#8221;169995&#8243;][vc_column column_width_percent=&#8221;73&#8243; position_horizontal=&#8221;left&#8221; gutter_size=&#8221;3&#8243; overlay_alpha=&#8221;50&#8243; shift_x=&#8221;0&#8243; shift_y=&#8221;0&#8243; shift_y_down=&#8221;0&#8243; z_index=&#8221;0&#8243; medium_width=&#8221;0&#8243; mobile_width=&#8221;0&#8243; css_animation=&#8221;left-t-right&#8221; width=&#8221;1\/1&#8243;][vc_custom_heading text_color=&#8221;color-170105&#8243; heading_semantic=&#8221;h1&#8243; text_size=&#8221;h1&#8243; uncode_shortcode_id=&#8221;198278&#8243; text_color_type=&#8221;uncode-palette&#8221;]Pre-refining hammer mills[\/vc_custom_heading][\/vc_column][\/vc_row][vc_row row_height_percent=&#8221;0&#8243; override_padding=&#8221;yes&#8221; h_padding=&#8221;2&#8243; top_padding=&#8221;2&#8243; bottom_padding=&#8221;3&#8243; overlay_alpha=&#8221;50&#8243; gutter_size=&#8221;3&#8243; column_width_percent=&#8221;100&#8243; shift_y=&#8221;0&#8243; z_index=&#8221;0&#8243; content_parallax=&#8221;0&#8243; uncode_shortcode_id=&#8221;104251&#8243;][vc_column column_width_percent=&#8221;100&#8243; gutter_size=&#8221;3&#8243; overlay_alpha=&#8221;50&#8243; shift_x=&#8221;0&#8243; shift_y=&#8221;0&#8243; shift_y_down=&#8221;0&#8243; z_index=&#8221;0&#8243; medium_width=&#8221;0&#8243; mobile_width=&#8221;0&#8243; css_animation=&#8221;bottom-t-top&#8221; width=&#8221;1\/2&#8243; uncode_shortcode_id=&#8221;188389&#8243;][vc_column_text uncode_shortcode_id=&#8221;151005&#8243;]<\/p>\n<p data-start=\"186\" data-end=\"384\">Panizzolo pre-refining hammer mills ensure optimal material preparation for End-of-Waste refining cycles, delivering maximum efficiency and an output ready for metal recovery.<\/p>\n<p>[\/vc_column_text][\/vc_column][vc_column column_width_percent=&#8221;100&#8243; gutter_size=&#8221;3&#8243; override_padding=&#8221;yes&#8221; column_padding=&#8221;2&#8243; overlay_alpha=&#8221;50&#8243; shift_x=&#8221;0&#8243; shift_y=&#8221;0&#8243; shift_y_down=&#8221;0&#8243; z_index=&#8221;0&#8243; medium_width=&#8221;0&#8243; mobile_width=&#8221;0&#8243; css_animation=&#8221;bottom-t-top&#8221; width=&#8221;1\/2&#8243;][\/vc_column][\/vc_row][vc_row row_height_percent=&#8221;55&#8243; back_image=&#8221;101106&#8243; overlay_alpha=&#8221;50&#8243; gutter_size=&#8221;3&#8243; column_width_percent=&#8221;100&#8243; shift_y=&#8221;0&#8243; z_index=&#8221;0&#8243; content_parallax=&#8221;0&#8243; uncode_shortcode_id=&#8221;717987&#8243; row_height_pixel=&#8221;400&#8243;][vc_column width=&#8221;1\/1&#8243;][\/vc_column][\/vc_row][vc_row row_height_percent=&#8221;0&#8243; override_padding=&#8221;yes&#8221; h_padding=&#8221;2&#8243; top_padding=&#8221;3&#8243; bottom_padding=&#8221;2&#8243; overlay_alpha=&#8221;50&#8243; gutter_size=&#8221;3&#8243; column_width_percent=&#8221;100&#8243; shift_y=&#8221;0&#8243; z_index=&#8221;0&#8243; content_parallax=&#8221;0&#8243; uncode_shortcode_id=&#8221;145874&#8243;][vc_column width=&#8221;1\/1&#8243;][vc_row_inner][vc_column_inner width=&#8221;1\/1&#8243;][vc_custom_heading css_animation=&#8221;left-t-right&#8221; uncode_shortcode_id=&#8221;702772&#8243;]Key strengths[\/vc_custom_heading][\/vc_column_inner][\/vc_row_inner][\/vc_column][\/vc_row][vc_row row_height_percent=&#8221;0&#8243; override_padding=&#8221;yes&#8221; h_padding=&#8221;6&#8243; top_padding=&#8221;2&#8243; bottom_padding=&#8221;4&#8243; overlay_alpha=&#8221;50&#8243; gutter_size=&#8221;3&#8243; column_width_percent=&#8221;100&#8243; shift_y=&#8221;0&#8243; z_index=&#8221;0&#8243; uncode_shortcode_id=&#8221;792888&#8243;][vc_column column_width_percent=&#8221;100&#8243; gutter_size=&#8221;3&#8243; overlay_alpha=&#8221;50&#8243; shift_x=&#8221;0&#8243; shift_y=&#8221;0&#8243; shift_y_down=&#8221;0&#8243; z_index=&#8221;0&#8243; medium_width=&#8221;0&#8243; mobile_width=&#8221;0&#8243; width=&#8221;1\/1&#8243; uncode_shortcode_id=&#8221;374241&#8243;][vc_row_inner row_inner_height_percent=&#8221;0&#8243; overlay_alpha=&#8221;50&#8243; gutter_size=&#8221;3&#8243; shift_y=&#8221;0&#8243; z_index=&#8221;0&#8243; uncode_shortcode_id=&#8221;181704&#8243;][vc_column_inner column_width_percent=&#8221;90&#8243; position_horizontal=&#8221;right&#8221; gutter_size=&#8221;3&#8243; overlay_alpha=&#8221;50&#8243; shift_x=&#8221;0&#8243; shift_y=&#8221;0&#8243; shift_y_down=&#8221;0&#8243; z_index=&#8221;0&#8243; medium_width=&#8221;0&#8243; mobile_width=&#8221;0&#8243; width=&#8221;1\/4&#8243; uncode_shortcode_id=&#8221;184358&#8243;][vc_custom_heading text_color=&#8221;color-170105&#8243; heading_semantic=&#8221;h4&#8243; text_font=&#8221;font-195077&#8243; text_size=&#8221;h4&#8243; uncode_shortcode_id=&#8221;617876&#8243; text_color_type=&#8221;uncode-palette&#8221;]Grinding logic[\/vc_custom_heading][\/vc_column_inner][vc_column_inner column_width_percent=&#8221;80&#8243; position_horizontal=&#8221;left&#8221; gutter_size=&#8221;3&#8243; overlay_alpha=&#8221;50&#8243; shift_x=&#8221;0&#8243; shift_y=&#8221;0&#8243; shift_y_down=&#8221;0&#8243; z_index=&#8221;0&#8243; medium_width=&#8221;0&#8243; mobile_width=&#8221;0&#8243; width=&#8221;3\/4&#8243; uncode_shortcode_id=&#8221;602111&#8243;][vc_column_text uncode_shortcode_id=&#8221;117044&#8243;]The structure of the mill is designed to prevent the ejection of material from the inlet while wear is limited to armours, grilles and hammers. These items are manufactured with the best steels and castings for gradual wear and keeping the quality of the ground scrap constant.[\/vc_column_text][\/vc_column_inner][\/vc_row_inner][vc_row_inner row_inner_height_percent=&#8221;0&#8243; overlay_alpha=&#8221;50&#8243; gutter_size=&#8221;3&#8243; shift_y=&#8221;0&#8243; z_index=&#8221;0&#8243; uncode_shortcode_id=&#8221;172819&#8243;][vc_column_inner column_width_percent=&#8221;90&#8243; position_horizontal=&#8221;right&#8221; gutter_size=&#8221;3&#8243; overlay_alpha=&#8221;50&#8243; shift_x=&#8221;0&#8243; shift_y=&#8221;0&#8243; shift_y_down=&#8221;0&#8243; z_index=&#8221;0&#8243; medium_width=&#8221;0&#8243; mobile_width=&#8221;0&#8243; width=&#8221;1\/4&#8243; uncode_shortcode_id=&#8221;157909&#8243;][vc_custom_heading text_color=&#8221;color-170105&#8243; heading_semantic=&#8221;h4&#8243; text_font=&#8221;font-195077&#8243; text_size=&#8221;h4&#8243; uncode_shortcode_id=&#8221;209412&#8243; text_color_type=&#8221;uncode-palette&#8221;]Low energy costs[\/vc_custom_heading][\/vc_column_inner][vc_column_inner column_width_percent=&#8221;80&#8243; position_horizontal=&#8221;left&#8221; gutter_size=&#8221;3&#8243; overlay_alpha=&#8221;50&#8243; shift_x=&#8221;0&#8243; shift_y=&#8221;0&#8243; shift_y_down=&#8221;0&#8243; z_index=&#8221;0&#8243; medium_width=&#8221;0&#8243; mobile_width=&#8221;0&#8243; width=&#8221;3\/4&#8243; uncode_shortcode_id=&#8221;146785&#8243;][vc_column_text uncode_shortcode_id=&#8221;128977&#8243;]The hammer mill maximises the ratio between energy consumption and hourly productivity. The line includes models from 55 kW to 110 kW, with production performance from 1.5 ton\/h to 3.5 ton\/h depending on the model.[\/vc_column_text][\/vc_column_inner][\/vc_row_inner][vc_row_inner row_inner_height_percent=&#8221;0&#8243; overlay_alpha=&#8221;50&#8243; gutter_size=&#8221;3&#8243; shift_y=&#8221;0&#8243; z_index=&#8221;0&#8243; uncode_shortcode_id=&#8221;172819&#8243;][vc_column_inner column_width_percent=&#8221;90&#8243; position_horizontal=&#8221;right&#8221; gutter_size=&#8221;3&#8243; overlay_alpha=&#8221;50&#8243; shift_x=&#8221;0&#8243; shift_y=&#8221;0&#8243; shift_y_down=&#8221;0&#8243; z_index=&#8221;0&#8243; medium_width=&#8221;0&#8243; mobile_width=&#8221;0&#8243; width=&#8221;1\/4&#8243; uncode_shortcode_id=&#8221;157909&#8243;][vc_custom_heading text_color=&#8221;color-170105&#8243; heading_semantic=&#8221;h4&#8243; text_font=&#8221;font-195077&#8243; text_size=&#8221;h4&#8243; uncode_shortcode_id=&#8221;480945&#8243; text_color_type=&#8221;uncode-palette&#8221;]Low management costs[\/vc_custom_heading][\/vc_column_inner][vc_column_inner column_width_percent=&#8221;80&#8243; position_horizontal=&#8221;left&#8221; gutter_size=&#8221;3&#8243; overlay_alpha=&#8221;50&#8243; shift_x=&#8221;0&#8243; shift_y=&#8221;0&#8243; shift_y_down=&#8221;0&#8243; z_index=&#8221;0&#8243; medium_width=&#8221;0&#8243; mobile_width=&#8221;0&#8243; width=&#8221;3\/4&#8243; uncode_shortcode_id=&#8221;146785&#8243;][vc_column_text uncode_shortcode_id=&#8221;126689&#8243;]The machinery is designed to minimise production downtime and the number of operators involved in the operation. The software autonomously monitors and adjusts the treatment, so that personnel do not need to be constantly near the plant.[\/vc_column_text][\/vc_column_inner][\/vc_row_inner][vc_row_inner row_inner_height_percent=&#8221;0&#8243; overlay_alpha=&#8221;50&#8243; gutter_size=&#8221;3&#8243; shift_y=&#8221;0&#8243; z_index=&#8221;0&#8243; uncode_shortcode_id=&#8221;172819&#8243;][vc_column_inner column_width_percent=&#8221;90&#8243; position_horizontal=&#8221;right&#8221; gutter_size=&#8221;3&#8243; overlay_alpha=&#8221;50&#8243; shift_x=&#8221;0&#8243; shift_y=&#8221;0&#8243; shift_y_down=&#8221;0&#8243; z_index=&#8221;0&#8243; medium_width=&#8221;0&#8243; mobile_width=&#8221;0&#8243; width=&#8221;1\/4&#8243; uncode_shortcode_id=&#8221;157909&#8243;][vc_custom_heading text_color=&#8221;color-170105&#8243; heading_semantic=&#8221;h4&#8243; text_font=&#8221;font-195077&#8243; text_size=&#8221;h4&#8243; uncode_shortcode_id=&#8221;193026&#8243; text_color_type=&#8221;uncode-palette&#8221;]Rotor and hammers[\/vc_custom_heading][\/vc_column_inner][vc_column_inner column_width_percent=&#8221;80&#8243; position_horizontal=&#8221;left&#8221; gutter_size=&#8221;3&#8243; overlay_alpha=&#8221;50&#8243; shift_x=&#8221;0&#8243; shift_y=&#8221;0&#8243; shift_y_down=&#8221;0&#8243; z_index=&#8221;0&#8243; medium_width=&#8221;0&#8243; mobile_width=&#8221;0&#8243; width=&#8221;3\/4&#8243; uncode_shortcode_id=&#8221;146785&#8243;][vc_column_text uncode_shortcode_id=&#8221;958061&#8243;]The rotors facilitate the shredding of scrap by absorbing stresses without causing structural repercussions over time. All components are designed in-house, eliminating the most common weak points. The hammers are installed with 360-degree free rotation and are made of a special alloy developed in collaboration with the University of Padua. They are designed to ensure excellent crushing capacity while resisting deformation, breakage, or cracks over the long term.[\/vc_column_text][\/vc_column_inner][\/vc_row_inner][vc_row_inner row_inner_height_percent=&#8221;0&#8243; overlay_alpha=&#8221;50&#8243; gutter_size=&#8221;3&#8243; shift_y=&#8221;0&#8243; z_index=&#8221;0&#8243; uncode_shortcode_id=&#8221;172819&#8243;][vc_column_inner column_width_percent=&#8221;90&#8243; position_horizontal=&#8221;right&#8221; gutter_size=&#8221;3&#8243; overlay_alpha=&#8221;50&#8243; shift_x=&#8221;0&#8243; shift_y=&#8221;0&#8243; shift_y_down=&#8221;0&#8243; z_index=&#8221;0&#8243; medium_width=&#8221;0&#8243; mobile_width=&#8221;0&#8243; width=&#8221;1\/4&#8243; uncode_shortcode_id=&#8221;157909&#8243;][vc_custom_heading text_color=&#8221;color-170105&#8243; heading_semantic=&#8221;h4&#8243; text_font=&#8221;font-195077&#8243; text_size=&#8221;h4&#8243; uncode_shortcode_id=&#8221;166850&#8243; text_color_type=&#8221;uncode-palette&#8221;]Easy maintenance[\/vc_custom_heading][\/vc_column_inner][vc_column_inner column_width_percent=&#8221;80&#8243; position_horizontal=&#8221;left&#8221; gutter_size=&#8221;3&#8243; overlay_alpha=&#8221;50&#8243; shift_x=&#8221;0&#8243; shift_y=&#8221;0&#8243; shift_y_down=&#8221;0&#8243; z_index=&#8221;0&#8243; medium_width=&#8221;0&#8243; mobile_width=&#8221;0&#8243; width=&#8221;3\/4&#8243; uncode_shortcode_id=&#8221;146785&#8243;][vc_column_text uncode_shortcode_id=&#8221;780086&#8243;]These periodical operations require an essential number of operators, without the need for special equipment or highly professional competences. The rotor can turn all the way thanks to the built-in double sheave. Controls and greasing are designed to be simple and intuitive.[\/vc_column_text][\/vc_column_inner][\/vc_row_inner][\/vc_column][\/vc_row][vc_row row_height_percent=&#8221;0&#8243; override_padding=&#8221;yes&#8221; h_padding=&#8221;2&#8243; top_padding=&#8221;2&#8243; bottom_padding=&#8221;2&#8243; overlay_alpha=&#8221;50&#8243; gutter_size=&#8221;3&#8243; column_width_percent=&#8221;100&#8243; shift_y=&#8221;0&#8243; z_index=&#8221;0&#8243; content_parallax=&#8221;0&#8243; uncode_shortcode_id=&#8221;828509&#8243;][vc_column column_width_percent=&#8221;100&#8243; gutter_size=&#8221;3&#8243; overlay_alpha=&#8221;50&#8243; shift_x=&#8221;0&#8243; shift_y=&#8221;0&#8243; shift_y_down=&#8221;0&#8243; z_index=&#8221;0&#8243; medium_width=&#8221;0&#8243; mobile_width=&#8221;0&#8243; css_animation=&#8221;bottom-t-top&#8221; animation_delay=&#8221;100&#8243; width=&#8221;1\/1&#8243; uncode_shortcode_id=&#8221;110296&#8243;][vc_custom_heading css_animation=&#8221;left-t-right&#8221; uncode_shortcode_id=&#8221;169237&#8243;]Our pre-refining hammer mills[\/vc_custom_heading][uncode_index el_id=&#8221;index-121479&#8243; loop=&#8221;size:All|order_by:menu_order|post_type:page|tax_query:278|taxonomy_count:10&#8243; screen_lg=&#8221;1000&#8243; screen_md=&#8221;600&#8243; screen_sm=&#8221;480&#8243; gutter_size=&#8221;3&#8243; page_items=&#8221;title,media|featured|onpost|original,link|default|small_size|scale_mobile|default_width|default_outline|Discover more&#8221; single_width=&#8221;6&#8243; images_size=&#8221;two-one&#8221; single_overlay_opacity=&#8221;50&#8243; single_padding=&#8221;2&#8243; single_title_semantic=&#8221;h2&#8243; single_title_family=&#8221;font-116529&#8243; single_title_dimension=&#8221;h6&#8243; single_title_weight=&#8221;600&#8243; single_title_transform=&#8221;uppercase&#8221; single_css_animation=&#8221;alpha-anim&#8221; custom_order=&#8221;yes&#8221; uncode_shortcode_id=&#8221;480499&#8243; el_class=&#8221;impianti_archive&#8221; 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back_position=&#8221;center center&#8221; overlay_alpha=&#8221;50&#8243; gutter_size=&#8221;3&#8243; column_width_percent=&#8221;100&#8243; shift_y=&#8221;0&#8243; z_index=&#8221;0&#8243; content_parallax=&#8221;0&#8243; uncode_shortcode_id=&#8221;483593&#8243; row_height_pixel=&#8221;400&#8243;][vc_column column_width_percent=&#8221;100&#8243; position_vertical=&#8221;middle&#8221; align_horizontal=&#8221;align_center&#8221; gutter_size=&#8221;3&#8243; style=&#8221;dark&#8221; overlay_alpha=&#8221;50&#8243; shift_x=&#8221;0&#8243; shift_y=&#8221;0&#8243; shift_y_down=&#8221;0&#8243; z_index=&#8221;0&#8243; medium_width=&#8221;0&#8243; mobile_width=&#8221;0&#8243; width=&#8221;1\/1&#8243; uncode_shortcode_id=&#8221;169362&#8243;][\/vc_column][\/vc_row][vc_row][vc_column width=&#8221;1\/1&#8243;][vc_empty_space empty_h=&#8221;1&#8243;][\/vc_column][\/vc_row][vc_row][vc_column width=&#8221;1\/1&#8243;][uncode_block id=&#8221;99788&#8243;][\/vc_column][\/vc_row][vc_row][vc_column 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[&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":85598,"parent":70298,"menu_order":4,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-70420","page","type-page","status-publish","has-post-thumbnail","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Pre-refining hammer mills - Panizzolo Recycling Systems<\/title>\n<meta name=\"description\" content=\"Discover Panizzolo pre-refining mills: designed to optimally prepare metal scrap for End-of-Waste refining cycles.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.panizzolo.com\/en\/recycling-solutions\/recycling-machines\/pre-refining-hammer-mills\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" 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