{"id":157044,"date":"2023-09-04T13:27:22","date_gmt":"2023-09-04T07:57:22","guid":{"rendered":"https:\/\/www.gkseries.com\/blog\/?p=157044"},"modified":"2023-09-04T13:27:36","modified_gmt":"2023-09-04T07:57:36","slug":"in-an-orthogonal-machining-with-a-single-point-cutting-tool-of-rake-angle-10-the-uncut-chip-thickness-and-the","status":"publish","type":"post","link":"https:\/\/www.gkseries.com\/blog\/in-an-orthogonal-machining-with-a-single-point-cutting-tool-of-rake-angle-10-the-uncut-chip-thickness-and-the\/","title":{"rendered":"In an orthogonal machining with a single point cutting tool of rake angle 10\u00b0 the uncut chip thickness and the chip thickness are 0.125 mm"},"content":{"rendered":"\n<p>Q. In an orthogonal machining with a single point cutting tool of rake angle 10\u00b0, the uncut chip thickness and the chip thickness are 0.125 mm and 0.22 mm, respectively. Using Merchant\u2019s first solution for the condition of minimum cutting force, the coefficient of friction at the chip-tool interface is\u00a0\u00a0 (round off to two decimal places).<\/p>\n\n\n\n<p>Ans: 0.74<\/p>\n\n\n\n<p>Sol:<\/p>\n\n\n\n<p>t = 0.125 mm t<sub>c<\/sub>\u00a0= 0.22 mm<br>rake angle, \u03b1 = 10\u00b0<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"182\" height=\"316\" src=\"https:\/\/www.gkseries.com\/blog\/wp-content\/uploads\/2023\/09\/Screenshot-744.png\" alt=\"\" class=\"wp-image-157048\" srcset=\"https:\/\/www.gkseries.com\/blog\/wp-content\/uploads\/2023\/09\/Screenshot-744.png 182w, https:\/\/www.gkseries.com\/blog\/wp-content\/uploads\/2023\/09\/Screenshot-744-173x300.png 173w\" sizes=\"(max-width: 182px) 100vw, 182px\" \/><\/figure>\n\n\n\n<p>\u21d2 2 \u00d7 31.83 + \u03b2 \u2013 10 = 90\u00b0<br>Friction angle \u03b2 = 36.33\u00b0<br>\u2235 tan \u03b2 = \u03bc<br>\u21d2 Coefficient of friction, \u03bc = tan36.33 = 0.7355\u00b0<br>\u03bc = 0.7355 \u2248 0.74<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Q. In an orthogonal machining with a single point cutting tool of rake angle 10\u00b0, the uncut chip thickness and the chip thickness are 0.125 mm and 0.22 mm, respectively. Using Merchant\u2019s first solution for the condition of minimum cutting force, the coefficient of friction at the chip-tool interface is\u00a0\u00a0 (round off to two decimal [&hellip;]<\/p>\n","protected":false},"author":419,"featured_media":157049,"comment_status":"open","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":"","ast-disable-related-posts":"","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":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"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":""},"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-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":"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":""},"mobile":{"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":""}},"footnotes":""},"categories":[5141],"tags":[5140],"class_list":["post-157044","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-gate","tag-gate-questions"],"_links":{"self":[{"href":"https:\/\/www.gkseries.com\/blog\/wp-json\/wp\/v2\/posts\/157044","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.gkseries.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.gkseries.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.gkseries.com\/blog\/wp-json\/wp\/v2\/users\/419"}],"replies":[{"embeddable":true,"href":"https:\/\/www.gkseries.com\/blog\/wp-json\/wp\/v2\/comments?post=157044"}],"version-history":[{"count":1,"href":"https:\/\/www.gkseries.com\/blog\/wp-json\/wp\/v2\/posts\/157044\/revisions"}],"predecessor-version":[{"id":157050,"href":"https:\/\/www.gkseries.com\/blog\/wp-json\/wp\/v2\/posts\/157044\/revisions\/157050"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.gkseries.com\/blog\/wp-json\/wp\/v2\/media\/157049"}],"wp:attachment":[{"href":"https:\/\/www.gkseries.com\/blog\/wp-json\/wp\/v2\/media?parent=157044"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.gkseries.com\/blog\/wp-json\/wp\/v2\/categories?post=157044"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.gkseries.com\/blog\/wp-json\/wp\/v2\/tags?post=157044"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}