{"id":1959,"date":"2022-07-11T15:18:43","date_gmt":"2022-07-11T07:18:43","guid":{"rendered":"https:\/\/lmmrolls.com\/?p=1959"},"modified":"2022-07-11T15:35:13","modified_gmt":"2022-07-11T07:35:13","slug":"rolling-mill-roll-material","status":"publish","type":"post","link":"https:\/\/lmmrolls.com\/ar\/rolling-mill-roll-material\/","title":{"rendered":"rolling mill roll material"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"1959\" class=\"elementor elementor-1959\" data-elementor-post-type=\"post\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-41ff317 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"41ff317\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-7749775\" data-id=\"7749775\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-b5e0540 elementor-widget elementor-widget-heading\" data-id=\"b5e0540\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Work Roll Material Selection<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4f64403 elementor-widget elementor-widget-heading\" data-id=\"4f64403\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">The work rolls of rolling mill roll before rough rolling (R1):<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-facff32 elementor-widget elementor-widget-text-editor\" data-id=\"facff32\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Work rolls before rough rolling must have toughness, wear resistance and thermal crack resistance. The hardness range is about HS40-55. Generally, 60CrNiMo cast steel and other material rolls are used.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-11bbd93 elementor-widget elementor-widget-heading\" data-id=\"11bbd93\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Work rolls after rough rolling (R2): <\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-de51647 elementor-widget elementor-widget-text-editor\" data-id=\"de51647\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>The work rolls after rough rolling require the materials with good resistance to cracking. Generally, semi-steel, high-chromium steel, high-speed steel are chosen.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d9faf7a elementor-widget elementor-widget-heading\" data-id=\"d9faf7a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">The work rolls rolling mill roll before finishing rolling mill (F1-4):<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0e18771 elementor-widget elementor-widget-text-editor\" data-id=\"0e18771\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>The work rolls in the front part of finishing rolling have high temperature and heavy load. Generally, cast semi-steel and high-chromium centrifugal composite cast iron are used. High-chromium centrifugal composite cast iron has high roll surface wear resistance and thermal crack resistance, and it can suppress roll surface defect.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2940cdd elementor-widget elementor-widget-heading\" data-id=\"2940cdd\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Finish roll work roll (F5-7): <\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-15ae7a5 elementor-widget elementor-widget-text-editor\" data-id=\"15ae7a5\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>In the latter part of finishing rolling, the work roll is used in the final stage of rolling, which has a very important influence on product quality and surface state. The performance of the roll needs to have high hardness, wear resistance, indentation resistance, peeling resistance and thermal crack resistance. Generally, infinite chilled cast iron (normal type, improved type) is selected.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c759289 elementor-widget elementor-widget-heading\" data-id=\"c759289\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Selection of support roller and vertical roller material<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-617ea09 elementor-widget elementor-widget-text-editor\" data-id=\"617ea09\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>The support roller for both rough rolling and finishing rolling are required to have good thermal crack resistance, wear resistance, fatigue resistance and high strength. Materials such as composite cast steel and alloy forged steel (Cr3, Cr5) are generally used.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-45bacb6 elementor-widget__width-initial elementor-widget elementor-widget-image\" data-id=\"45bacb6\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"800\" height=\"448\" src=\"https:\/\/lmmrolls.com\/wp-content\/uploads\/2022\/07\/rolling-mill-rolls-1024x574.jpg\" class=\"attachment-large size-large wp-image-1795\" alt=\"rolling-mill-rolls\" srcset=\"https:\/\/lmmrolls.com\/wp-content\/uploads\/2022\/07\/rolling-mill-rolls-1024x574.jpg 1024w, https:\/\/lmmrolls.com\/wp-content\/uploads\/2022\/07\/rolling-mill-rolls-300x168.jpg 300w, https:\/\/lmmrolls.com\/wp-content\/uploads\/2022\/07\/rolling-mill-rolls-768x431.jpg 768w, https:\/\/lmmrolls.com\/wp-content\/uploads\/2022\/07\/rolling-mill-rolls-600x337.jpg 600w, https:\/\/lmmrolls.com\/wp-content\/uploads\/2022\/07\/rolling-mill-rolls.jpg 1280w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-86aeba0 elementor-align-center elementor-invisible elementor-widget elementor-widget-global elementor-global-1965 elementor-widget-button\" data-id=\"86aeba0\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;zoomIn&quot;}\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm elementor-animation-pulse-grow\" href=\"#elementor-action:action=popup:open&settings=eyJpZCI6IjEyMTciLCJ0b2dnbGUiOmZhbHNlfQ==\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Purchase High Speed Steel Rolls<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>Work Roll Material Selection The work rolls of rolling mill roll before rough rolling (R1): Work rolls before rough rolling must have toughness, wear resistance and thermal crack resistance. The hardness range is about HS40-55. Generally, 60CrNiMo cast steel and other material rolls are used. Work rolls after rough rolling (R2): The work rolls after [&hellip;]<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"elementor_theme","format":"standard","meta":{"_templately_pack_id":"","_templately_imported_at":"","_templately_source":"","_templately_import_session_id":"","footnotes":""},"categories":[55],"tags":[],"class_list":["post-1959","post","type-post","status-publish","format-standard","hentry","category-lmm-group"],"_links":{"self":[{"href":"https:\/\/lmmrolls.com\/ar\/wp-json\/wp\/v2\/posts\/1959","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lmmrolls.com\/ar\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lmmrolls.com\/ar\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lmmrolls.com\/ar\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/lmmrolls.com\/ar\/wp-json\/wp\/v2\/comments?post=1959"}],"version-history":[{"count":0,"href":"https:\/\/lmmrolls.com\/ar\/wp-json\/wp\/v2\/posts\/1959\/revisions"}],"wp:attachment":[{"href":"https:\/\/lmmrolls.com\/ar\/wp-json\/wp\/v2\/media?parent=1959"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lmmrolls.com\/ar\/wp-json\/wp\/v2\/categories?post=1959"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lmmrolls.com\/ar\/wp-json\/wp\/v2\/tags?post=1959"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}