{"id":137,"date":"2024-06-25T01:44:48","date_gmt":"2024-06-24T17:44:48","guid":{"rendered":"https:\/\/aluminaceramics.net\/?p=137"},"modified":"2024-07-15T20:03:08","modified_gmt":"2024-07-15T12:03:08","slug":"%e6%b0%a7%e5%8c%96%e9%93%9d%e5%bc%b9%e6%80%a7%e6%a8%a1%e9%87%8f%e5%92%8c%e5%af%86%e5%ba%a6","status":"publish","type":"post","link":"https:\/\/aluminaceramics.net\/zh\/alumina-modulus-of-elasticity-and-density\/","title":{"rendered":"\u6c27\u5316\u94dd\u5f39\u6027\u6a21\u91cf\u548c\u5bc6\u5ea6"},"content":{"rendered":"<p>\u6c27\u5316\u94dd\u662f\u4e00\u79cd\u975e\u5e38\u53d7\u6b22\u8fce\u7684\u5de5\u7a0b\u9676\u74f7\uff0c\u9664\u4e86\u5177\u6709\u51fa\u8272\u7684\u8010\u70ed\u6027\u548c\u4f4e\u7194\u70b9\u7279\u6027\u5916\uff0c\u8fd8\u5177\u6709\u5316\u5b66\u7a33\u5b9a\u6027\u548c\u9ad8\u6297\u5f2f\u5f3a\u5ea6\u3002<\/p>\n<p>\u6320\u66f2\u8bd5\u9a8c\u901a\u8fc7\u4e09\u70b9\u548c\u56db\u70b9\u5f2f\u66f2\u8bd5\u9a8c\u63d0\u4f9b\u4e86\u4e00\u79cd\u7cbe\u786e\u6d4b\u91cf\u6c27\u5316\u94dd\u5f39\u6027\u7279\u6027\u7684\u65b9\u6cd5\u3002<\/p>\n<p>\u6c27\u5316\u94dd\u7684\u5f39\u6027\u7279\u6027\u4e0e\u5176\u5c48\u670d\u5e94\u529b\u76f4\u63a5\u76f8\u5173\uff1b\u968f\u7740\u5f39\u6027\u6a21\u91cf\u7684\u964d\u4f4e\uff0c\u5176\u5c48\u670d\u5e94\u529b\u4e5f\u4f1a\u589e\u52a0\u3002<\/p>\n<h2>\u6c27\u5316\u94dd\u7684\u6768\u6c0f\u6a21\u91cf<\/h2>\n<p>\u6768\u6c0f\u6a21\u91cf\u662f\u4e00\u79cd\u6750\u6599\u7279\u6027\uff0c\u7528\u4e8e\u6d4b\u91cf\u6750\u6599\u5728\u5f3a\u5927\u7684\u53cd\u4f5c\u7528\u529b\u4e0b\u5f2f\u66f2\u6216\u53d8\u5f62\u7684\u5bb9\u6613\u7a0b\u5ea6\uff0c\u6768\u6c0f\u6a21\u91cf\u8d8a\u9ad8\uff0c\u6750\u6599\u7684\u5f39\u6027\u8d8a\u5927\uff0c\u5982\u6c27\u5316\u94dd\u3002\u5982\u8868 1 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10 \u500d\u3002<\/p>\n<p>\u526a\u5e94\u529b\u4e0e\u62c9\u5e94\u529b\u6216\u538b\u5e94\u529b\u4e0d\u540c\uff0c\u5728\u65bd\u52a0\u526a\u5e94\u529b\u65f6\uff0c\u7269\u4f53\u4f1a\u53d8\u5f62\u4e3a\u5e73\u884c\u56db\u8fb9\u5f62\uff0c\u800c\u62c9\u5e94\u529b\u6216\u538b\u5e94\u529b\u5f80\u5f80\u4f1a\u5747\u5300\u5730\u65bd\u52a0\u5728\u7269\u4f53\u7684\u6574\u4e2a\u8868\u9762\u533a\u57df\u3002\u6b64\u5916\uff0c\u526a\u5e94\u529b\u901a\u5e38\u53ea\u4f5c\u7528\u4e8e\u6750\u6599\u7684\u4e00\u4e2a\u9762\uff0c\u800c\u62c9\u5e94\u529b\/\u538b\u5e94\u529b\u901a\u5e38\u4f1a\u5f71\u54cd\u6240\u6709\u9762\u3002\u526a\u5207\u5e94\u529b\u662f\u7531\u5782\u76f4\u4e8e\u6750\u6599\u8868\u9762\u7684\u529b\u5f15\u8d77\u7684\u5e94\u53d8\u5e94\u529b\u5f62\u5f0f\u7684\u53e6\u4e00\u4e2a\u672f\u8bed\uff1b\u526a\u5207\u5e94\u529b\u6709\u8bb8\u591a\u5dee\u5f02\u5f88\u5927\u7684\u53d8\u5316\u3002<\/p>\n<p>\u6750\u6599\u7684\u526a\u5207\u6a21\u91cf\u53ef\u4ee5\u7528\u516c\u5f0f E=m2\/G \u8ba1\u7b97\uff0c\u5176\u4e2d 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Xometry\uff0c\u4e86\u89e3\u66f4\u591a\u6709\u5173\u6211\u4eec\u7684\u5de5\u7a0b\u8bbe\u8ba1\u3001\u539f\u578b\u8bbe\u8ba1\u548c\u589e\u503c\u670d\u52a1\u80fd\u529b\u4ee5\u53ca\u589e\u503c\u670d\u52a1\u7684\u4fe1\u606f--\u6211\u4eec\u5f88\u4e50\u610f\u6ee1\u8db3\u60a8\u6240\u6709\u7684\u5b9a\u5236\u751f\u4ea7\u9700\u6c42--\u73b0\u5728\u5c31\u5728\u7ebf\u83b7\u53d6\u62a5\u4ef7\uff01<\/p>\n<h2>\u6cca\u677e\u6bd4<\/h2>\n<p>\u6cca\u677e\u6bd4\u662f\u4e00\u79cd\u6750\u6599\u7279\u6027\uff0c\u7528\u4e8e\u6d4b\u91cf\u6750\u6599\u5728\u4efb\u4f55\u7ed9\u5b9a\u65b9\u5411\u4e0a\u7684\u5e94\u53d8\u7a0b\u5ea6\u3002\u8981\u8ba1\u7b97\u8fd9\u4e00\u5c5e\u6027\uff0c\u53ea\u9700\u7528\u6a2a\u5411\u5e94\u53d8\uff08e_trans\uff09\u9664\u4ee5\u8f74\u5411\u5e94\u53d8\uff08e_axial\uff09\u5373\u53ef\u3002\u6b63\u503c\u8868\u793a\u81a8\u80c0\uff0c\u8d1f\u503c\u8868\u793a\u6536\u7f29--\u53ef\u4ee5\u7528\u516c\u5f0f n = (-e_trans)\/(e_axial) \u8ba1\u7b97\u3002<\/p>\n<p>\u6cca\u677e\u6bd4\u6d4b\u91cf\u6750\u6599\u4e2d\u539f\u5b50\u95f4\u952e\u7684\u51e0\u4f55\u5f62\u72b6\u3002\u7406\u60f3\u60c5\u51b5\u4e0b\uff0c\u8be5\u503c\u5e94\u4e3a\u6b63\u503c\uff0c\u8303\u56f4\u4ece 0 \u5230 0.5\uff0c\u4ee5\u83b7\u5f97\u6700\u4f73\u7684\u6297\u62c9\u4f38\u6027\u80fd\u3002\u62c9\u4f38\u65f6\uff0c\u6cca\u677e\u6bd4\u4e3a\u6b63\u7684\u6750\u6599\u5f80\u5f80\u66f4\u5bb9\u6613\u62b5\u6297\u4f53\u79ef\u7684\u53d8\u5316\uff0c\u800c\u4e0d\u662f\u5f62\u72b6\u7684\u53d8\u5316\u3002<\/p>\n<p>\u6cca\u677e\u6bd4\u4e0e\u6768\u6c0f\u6a21\u91cf\u7c7b\u4f3c\uff0c\u5728\u786e\u5b9a\u6750\u6599\u7684\u5f3a\u5ea6\u548c\u521a\u5ea6\u65b9\u9762\u8d77\u7740\u4e0d\u53ef\u6216\u7f3a\u7684\u4f5c\u7528\u3002\u5de5\u7a0b\u5e08\u5728\u8bbe\u8ba1\u80fd\u591f\u627f\u53d7\u5de8\u5927\u5916\u529b\u800c\u4e0d\u53d1\u751f\u6c38\u4e45\u6027\u89e3\u4f53\u6216\u53d8\u5f62\u7684\u7ed3\u6784\u65f6\uff0c\u4f1a\u7528\u5230\u5b83\u7684\u5f39\u6027\u6a21\u91cf\u3002<\/p>\n<p>\u6cca\u677e\u6bd4\u53ef\u6839\u636e\u5176\u6210\u5206\u548c\u73af\u5883\uff08\u5982\u6539\u53d8\u6e29\u5ea6\u6216\u538b\u529b\uff09\u800c\u6539\u53d8\u3002\u6539\u53d8\u51e0\u4f55\u5f62\u72b6\uff08\u5982\u5236\u9020\u5177\u6709\u4e0d\u540c\u7ec6\u80de\u7ed3\u6784\u7684\u6ce1\u6cab\u6216\u8702\u7a9d\u6750\u6599\uff09\u4e5f\u53ef\u80fd\u6709\u5e2e\u52a9\u3002<\/p>\n<p>\u6d4b\u91cf\u6750\u6599\u5f39\u6027\u7684\u4e00\u79cd\u65b9\u6cd5\u662f\u6d4b\u91cf\u5176\u6ede\u540e\u6027\u3002\u6ede\u540e\u6d4b\u91cf\u7684\u662f\u5728\u526a\u5207\u548c\u538b\u7f29\u5faa\u73af\u8fc7\u7a0b\u4e2d\u8017\u6563\u7684\u673a\u68b0\u80fd\uff0c\u56e0\u6b64\u5728\u8bc4\u4f30\u5f39\u6027\u7279\u6027\u548c\u68c0\u6d4b\u6750\u6599\u7f3a\u9677\u65b9\u9762\u975e\u5e38\u6709\u7528\u3002<\/p>\n<p>\u53ef\u4ee5\u901a\u8fc7\u6d4b\u91cf\u526a\u5207\u6ce2\u5728\u6750\u6599\u4e2d\u4f20\u64ad\u7684\u65f6\u95f4\u6765\u786e\u5b9a\u6750\u6599\u7684\u6ede\u540e\u6027\uff1b\u8d85\u58f0\u6ce2\u88c5\u7f6e\u5c31\u662f\u4e00\u79cd\u65b9\u6cd5\uff0c\u5b83\u53ef\u4ee5\u540c\u65f6\u53d1\u5c04\u7eb5\u6ce2\u548c\u526a\u5207\u6ce2\u3002\u6b64\u5916\uff0c\u626b\u63cf\u7535\u5b50\u663e\u5fae\u955c\u4e5f\u53ef\u4ee5\u6df1\u5165\u4e86\u89e3\u8fd9\u4e00\u95ee\u9898\u3002<\/p>\n<h2>\u5bc6\u5ea6<\/h2>\n<p>\u5bc6\u5ea6\u662f\u4e00\u5b9a\u4f53\u79ef\u5185\u53ef\u5bb9\u7eb3\u591a\u5c11\u8d28\u91cf\u7684\u91cf\u5ea6\uff0c\u6216\u8005\u8bf4\u662f\u8d28\u91cf\u9664\u4ee5\u4f53\u79ef\u7684\u91cf\u5ea6\uff0c\u56e0\u6b64\u5b83\u662f\u4e00\u79cd\u975e\u5e38\u6709\u7528\u7684\u7269\u7406\u7279\u6027\uff0c\u80fd\u8ba9\u6211\u4eec\u4e86\u89e3\u4e0d\u540c\u6750\u6599\u5728\u53d7\u5230\u538b\u529b\u65f6\u7684\u53cd\u5e94\u3002<\/p>\n<p>\u5bc6\u5ea6\u80fd\u8ba9\u6211\u4eec\u4e86\u89e3\u5404\u79cd\u6709\u8da3\u7684\u73b0\u8c61\uff0c\u5305\u62ec\u4e3a\u4ec0\u4e48\u5927\u578b\u91d1\u5c5e\u8239\u53ef\u4ee5\u6f02\u6d6e\uff0c\u4ee5\u53ca\u4e3a\u4ec0\u4e48\u6cb9\u548c\u918b\u6df7\u5408\u540e\u4f1a\u5206\u5c42\u3002\u963f\u57fa\u7c73\u5fb7\u7528\u5bc6\u5ea6\u8bc1\u660e\u4e86\u4e00\u4e2a\u5de5\u5320\u5982\u4f55\u7528\u94f6\u738b\u51a0\u4ee3\u66ff\u91d1\u5b50\u6b3a\u9a97\u4e86\u963f\u683c\u91cc\u5e15\u56fd\u738b\uff1b\u5bc6\u5ea6\u8fd8\u89e3\u91ca\u4e86\u4e3a\u4ec0\u4e48\u5927\u5c0f\u76f8\u540c\u7684\u94dc\u7acb\u65b9\u4f53\u6bd4\u94dd\u7acb\u65b9\u4f53\u8d28\u91cf\u5927\uff0c\u5c3d\u7ba1\u4e24\u8005\u90fd\u6ca1\u6709\u4e2d\u7a7a\u7a7a\u95f4\u3002<\/p>\n<p>\u4e86\u89e3\u6750\u6599\u7684\u5bc6\u5ea6\u5bf9\u4e8e\u79d1\u5b66\u3001\u5de5\u7a0b\u548c\u6280\u672f\u8ba1\u7b97\u81f3\u5173\u91cd\u8981\u3002\u4e86\u89e3\u5bc6\u5ea6\u53ef\u4e3a\u8ba1\u7b97\u5851\u6027\u53d8\u5f62\u6240\u9700\u7684\u529b\u63d0\u4f9b\u5fc5\u8981\u4fe1\u606f--\u8fd9\u901a\u5e38\u7528\u4e8e\u6709\u9650\u5143\u5206\u6790\uff08FEA\uff09\u3002\u5bc6\u5ea6\u53ef\u7528\u4ee5\u4e0b\u516c\u5f0f\u8ba1\u7b97(m\/v) \u5176\u4e2d\uff0cm \u4ee3\u8868\u8d28\u91cf\uff1bv \u4ee3\u8868\u4f53\u79ef\uff1bg \u4ee3\u8868\u5355\u4f4d\u65f6\u95f4\u5185\u7684\u91cd\u529b\u52a0\u901f\u5ea6--\u901a\u5e38\u5b9a\u4e49\u4e3a 1 kg\/cm3\u3002<\/p>\n<p>\u5728\u6c27\u5316\u7269\u57fa\u5de5\u7a0b\u9676\u74f7\u4e2d\uff0c\u6c27\u5316\u94dd\u56e0\u5176\u9ad8\u5bc6\u5ea6\u548c\u5e7f\u6cdb\u7684\u6709\u7528\u7279\u6027\uff08\u5982\u673a\u68b0\u5f3a\u5ea6\u3001\u786c\u5ea6\u3001\u8010\u78e8\u6027\u548c\u8010\u8150\u8680\/\u8010\u78e8\u6027\uff09\u800c\u8131\u9896\u800c\u51fa\u3002\u6b64\u5916\uff0c\u6c27\u5316\u94dd\u8fd8\u5177\u6709\u9002\u5ea6\u7684\u70ed\u4f20\u5bfc\u6027\u548c\u8f83\u4f4e\u7684\u70ed\u5bb9\u91cf\uff0c\u5e76\u4e14\u6613\u4e8e\u52a0\u5de5\u6210\u5b9a\u5236\u7684\u5f62\u72b6\u548c\u5c3a\u5bf8\u3002<\/p>\n<p>\u6c27\u5316\u94dd\u7684\u5f39\u6027\u6a21\u91cf\u4e0e\u5176\u5bc6\u5ea6\u6210\u6b63\u6bd4\uff1b\u4f8b\u5982\uff0c\u5f39\u6027\u6a21\u91cf\u4e3a\u94a2\u6750\u4e09\u500d\u7684\u6c27\u5316\u94dd\u7684\u56de\u5f39\u91cf\u4e3a\u94a2\u6750\u7684\u4e09\u5206\u4e4b\u4e00\u3002\u53ef\u4ee5\u901a\u8fc7\u4e09\u70b9\u548c\u56db\u70b9\u5f2f\u66f2\u8bd5\u9a8c\u6216\u5bf9\u6750\u6599\u8fdb\u884c\u6709\u9650\u5143\u5206\u6790\u6a21\u62df\u6765\u9884\u6d4b\u5176\u5f39\u6027\u6a21\u91cf\uff0c\u7136\u540e\u5c06\u6a21\u62df\u7ed3\u679c\u4e0e\u5b9e\u9645\u5b9e\u9a8c\u6570\u636e\u8fdb\u884c\u6bd4\u8f83\uff0c\u4ee5\u8fdb\u884c\u9a8c\u8bc1\u3002\u5bc6\u5ea6\u8ba1\u4f7f\u7528\u6fc0\u5149\u6280\u672f\u76f4\u63a5\u6d4b\u91cf\u65bd\u52a0\u5728\u6837\u54c1\u8868\u9762\u7684\u538b\u529b\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-152\" src=\"https:\/\/aluminaceramics.net\/wp-content\/uploads\/2024\/06\/alumina-ceramics.jpg\" alt=\"\u6c27\u5316\u94dd\u9676\u74f7\" width=\"750\" height=\"750\" srcset=\"https:\/\/aluminaceramics.net\/wp-content\/uploads\/2024\/06\/alumina-ceramics.jpg 750w, https:\/\/aluminaceramics.net\/wp-content\/uploads\/2024\/06\/alumina-ceramics-300x300.jpg 300w, https:\/\/aluminaceramics.net\/wp-content\/uploads\/2024\/06\/alumina-ceramics-150x150.jpg 150w, https:\/\/aluminaceramics.net\/wp-content\/uploads\/2024\/06\/alumina-ceramics-12x12.jpg 12w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><\/p>","protected":false},"excerpt":{"rendered":"<p>Alumina is an extremely popular engineering ceramic that offers excellent thermal resistance and low melting point properties, in addition to [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"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":"default","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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