\u563f\uff0c\u6770\u514b\uff0c\u5728\u6d1b\u6749\u77f6\uff0c\u4f60\u53ef\u80fd\u53ea\u4f1a\u60f3\u5230\u9ad8\u8d4c\u6ce8\u6251\u514b\u6e38\u620f\u4e2d\u7684\u65cb\u8f6c\u7403\u4f53\uff0c\u6216\u662f\u65e5\u843d\u5927\u9053\u4e0a\u884c\u9a76\u7684\u6c7d\u8f66\u8f66\u8f6e\u3002\u4f46\u5728\u6211\u7684\u5bb6\u4e61\uff0c\u4ece\u897f\u96c5\u56fe\u7684\u822a\u7a7a\u673a\u5e93\u5230\u5e95\u7279\u5f8b\u7684\u6c7d\u8f66\u5382\uff0c\u6211\u5728\u9676\u74f7\u884c\u4e1a\u6df1\u8015 40 \u5e74\uff0c\u6c2e\u5316\u7845\uff08Si3N4\uff09\u7403\u624d\u662f\u771f\u6b63\u7684\u5927\u73a9\u5bb6\u3002\u8fd9\u4e9b\u7ecf\u8fc7\u7cbe\u5bc6\u8bbe\u8ba1\u7684\u7403\u4f53\u4e0d\u4ec5\u4ec5\u662f\u7403\uff0c\u5b83\u4eec\u8fd8\u80fd\u6539\u53d8\u8f74\u627f\u3001\u9600\u95e8\u548c\u8981\u6c42\u901f\u5ea6\u3001\u8010\u70ed\u6027\u548c\u8010\u78e8\u6027\u7684\u6280\u672f\u9886\u57df\u7684\u6e38\u620f\u89c4\u5219\u3002\u6211\u66fe\u4e3a\u8f6c\u901f\u9ad8\u8fbe 50,000 rpm \u7684\u55b7\u6c14\u53d1\u52a8\u673a\u548c\u55e1\u55e1\u4f5c\u54cd\u6570\u767e\u4e07\u82f1\u91cc\u7684\u7535\u52a8\u6c7d\u8f66\u53d1\u52a8\u673a\u8bbe\u8ba1\u8fc7\u6eda\u73e0\u3002\u5728\u8fd9\u7bc7\u6587\u7ae0\u4e2d\uff0c\u6211\u5c06\u50cf\u5728\u8f66\u95f4\u91cc\u559d\u5564\u9152\u4e00\u6837\u8be6\u7ec6\u4ecb\u7ecd\uff1a\u5b83\u4eec\u662f\u4ec0\u4e48\u3001\u6211\u4eec\u662f\u5982\u4f55\u5236\u9020\u5b83\u4eec\u7684\u3001\u4e3a\u4ec0\u4e48\u5b83\u4eec\u662f\u65e0\u4e0e\u4f26\u6bd4\u7684\uff0c\u4ee5\u53ca\u5b83\u4eec\u5728\u73b0\u5b9e\u4e16\u754c\u4e2d\u53d6\u5f97\u7684\u6210\u529f\u3002\u5168\u6587\u7ea6 800 \u5b57\uff0c\u76f4\u63a5\u4ece\u5de5\u5177\u7bb1\u4e2d\u63d0\u53d6\u3002.<\/p>\n
<\/p>\n
\u9996\u5148\uff0c\u6c2e\u5316\u7845\u7403\u662f\u4e00\u79cd\u9ad8\u6027\u80fd\u9676\u74f7\u7403\uff0c\u76f4\u5f84\u901a\u5e38\u5728 1 \u6beb\u7c73\u5230 50 \u6beb\u7c73\u4e4b\u95f4\uff0c\u7531\u4e00\u79cd\u975e\u6c27\u5316\u7269\u9676\u74f7\u5236\u6210\uff0c\u6bd4\u4e24\u7f8e\u5143\u4e00\u5757\u7684\u725b\u6392\u8fd8\u8981\u575a\u786c\u3002Si3N4 \u7531\u7845\u548c\u6c2e\u5408\u6210\uff0c\u5f62\u6210\u5171\u4ef7\u6676\u683c\uff0c\u5bc6\u5ea6\u5927\uff083.2 g\/cm\u00b3\uff09\uff0c\u786c\u5ea6\u9ad8\uff08HV 1400-1700\uff09\uff0c\u65ad\u88c2\u97e7\u6027\u7ea6\u4e3a 6-7 MPa-m^{1\/2}\uff0c\u6bd4\u5927\u591a\u6570\u9676\u74f7\u90fd\u8981\u597d\uff0c\u8fd9\u610f\u5473\u7740\u5b83\u80fd\u7ecf\u53d7\u91cd\u51fb\u800c\u4e0d\u788e\u88c2\u3002\u8f83\u4f4e\u7684\u70ed\u81a8\u80c0\u7387\uff083 x 10^-6\/K\uff09\u4f7f\u5176\u5728\u6e29\u5ea6\u6ce2\u52a8\u65f6\u4fdd\u6301\u7a33\u5b9a\uff0c\u5728\u9ad8\u8fbe 1200\u00b0C \u7684\u7a7a\u6c14\u4e2d\u4e5f\u4e0d\u4f1a\u6c27\u5316\u3002\u7535\u6c14\u7edd\u7f18\uff1f\u4e00\u6d41\uff0c\u78c1\u573a\u4e2d\u6ca1\u6709\u6da1\u6d41\u3002\u6211\u5728 86 \u5e74\u7684\u4e00\u4e2a\u6da1\u8f6e\u673a\u9879\u76ee\u4e2d\u8ff7\u4e0a\u4e86\u8fd9\u79cd\u6750\u6599\uff1a\u94a2\u7403\u5728\u9ad8\u6e29\u4e0b\u4f1a\u53d8\u5f62\uff1b\u800c\u8fd9\u4e9b Si3N4 \u6750\u6599\u5374\u80fd\u5728\u4f4e\u6e29\u4e0b\u6b63\u5e38\u8fd0\u884c\u3002.<\/p>\n
\u5236\u9020\u5b83\u4eec\u662f\u79d1\u5b66\u4e0e\u6c57\u6c34\u7684\u878d\u5408\u3002\u6211\u4eec\u5148\u5c06\u8d85\u7eaf\u7845\u7c89\u5728 1400\u00b0C \u7684\u6c28\u6c14\u4e2d\u6c2e\u5316\u6210 Si3N4\uff0c\u7136\u540e\u7528\u9487\u6216\u6c27\u5316\u94dd\u7b49\u70e7\u7ed3\u52a9\u5242\uff085-10% \u7528\u4e8e\u81f4\u5bc6\u5316\uff09\u5c06\u5176\u78e8\u7ec6\u3002\u6df7\u5408\u7269\u901a\u8fc7\u7b49\u9759\u538b\u6cd5\u538b\u5236\u6210\u7eff\u8272\u5c0f\u7403--\u4ece\u56db\u9762\u5747\u5300\u65bd\u538b\uff0c\u4ee5\u8fbe\u5230\u5b8c\u7f8e\u7684\u5706\u5ea6\u3002\u7136\u540e\u8fdb\u884c\u70e7\u7ed3\uff1a\u5728 200 \u5146\u5e15\u6c29\u6c14\u7684\u4f5c\u7528\u4e0b\uff0c\u5728 1,700-1,900\u00b0C \u7684\u6e29\u5ea6\u4e0b\u8fdb\u884c\u70ed\u7b49\u9759\u538b\uff08HIP\uff09\uff0c\u6324\u538b\u51fa\u6c14\u5b54\uff0c\u8fbe\u5230 99%+ \u7684\u5bc6\u5ea6\u3002\u70e7\u7ed3\u540e\uff0c\u91d1\u521a\u77f3\u7814\u78e8\u629b\u5149\u81f3\u955c\u9762 Ra 0.01 \u5fae\u7c73\uff0c\u7403\u5f62\u5ea6\u5728 0.0005 \u6beb\u7c73\u4ee5\u5185\u3002\u6211\u66fe\u7ad9\u5728\u65e5\u672c\u7684\u65e0\u5c18\u5ba4\u91cc\uff0c\u90a3\u91cc\u7528\u6fc0\u5149\u68c0\u67e5\u6bcf\u4e00\u4e2a\u94a2\u7403\uff1b\u53ea\u8981\u6709\u4e00\u4e2a\u7455\u75b5\uff0c\u5b83\u5c31\u4f1a\u62a5\u5e9f\u3002\u7b49\u7ea7\u5404\u4e0d\u76f8\u540c\uff1a\u6c14\u538b\u70e7\u7ed3\u7ecf\u6d4e\u5b9e\u60e0\uff0cHIP \u70e7\u7ed3\u6027\u80fd\u5353\u8d8a\u3002\u5b9a\u5236\u63ba\u6742\u53ef\u8c03\u6574\u7279\u6027\uff0c\u5982\u6dfb\u52a0\u6c27\u5316\u94dd\u4ee5\u63d0\u9ad8\u8010\u78e8\u6027\u3002.<\/p>\n
Si3N4 \u7403\u7684\u7279\u6027\u582a\u79f0\u4f20\u5947\u3002\u5bc6\u5ea6\u4ec5\u4e3a\u94a2\u6750\u7684\u4e00\u534a\uff0c\u53ef\u5c06\u79bb\u5fc3\u529b\u964d\u4f4e 60%\uff0c\u4f7f\u8f74\u627f\u5728\u6da6\u6ed1\u66f4\u5c11\u7684\u60c5\u51b5\u4e0b\u65cb\u8f6c\u901f\u5ea6\u63d0\u9ad8 20-50%\u3002\u75b2\u52b3\u5bff\u547d\uff1f\u5728\u6eda\u52a8\u63a5\u89e6\u4e2d\u662f\u94a2\u7684 10 \u500d\u3002\u8150\u8680\uff1f\u5b83\u4eec\u5bf9\u9178\u3001\u76d0\u548c\u6c34\u55e4\u4e4b\u4ee5\u9f3b\uff0c\u975e\u5e38\u9002\u5408\u6d77\u6d0b\u6216\u5316\u5b66\u5e94\u7528\u3002\u5bfc\u70ed\u6027\uff0820-30 W\/m-K\uff09\u6563\u70ed\u5feb\u3002\u5728\u6211\u8fdb\u884c\u7684\u6d4b\u8bd5\u4e2d\uff0cSi3N4 \u7403\u5728 10,000 \u8f6c\/\u5206\u949f\u7684\u8f6c\u901f\u4e0b\u53ef\u627f\u53d7 1000 \u4e07\u6b21\u5faa\u73af\uff0c\u800c\u94a2\u7403\u5728 100 \u4e07\u6b21\u5faa\u73af\u4e0b\u5c31\u4f1a\u75b2\u52b3\u3002\u8106\u5417\uff1f\u662f\u7684\uff0c\u4f46\u5de5\u7a0b\u6df7\u5408\u6750\u6599\uff08\u9676\u74f7\u7403\u3001\u94a2\u5236\u6eda\u9053\uff09\u53ef\u4ee5\u51cf\u8f7b\u8fd9\u79cd\u8106\u6027\u3002\u6210\u672c\uff1a\u6bcf\u4e2a\u7403 $5-50\uff0c\u4f46\u6295\u8d44\u56de\u62a5\u7387\u5f88\u9ad8\u3002.<\/p>\n
\u5e94\u7528\uff1f\u5929\u9a6c\u884c\u7a7a\u3002\u6df7\u5408\u8f74\u627f\u5360\u4e3b\u5bfc\u5730\u4f4d\uff1a\u7259\u94bb\u7684\u8f6c\u901f\u4e3a 400,000 rpm\uff0c\u673a\u5e8a\u7684\u8f6c\u901f\u4e3a 60,000 rpm\u3002\u6211\u66fe\u5e2e\u52a9\u52a0\u5229\u798f\u5c3c\u4e9a\u5dde\u7684\u4e00\u5bb6\u6570\u63a7\u8f66\u95f4\u6539\u7528 Si3N4\uff1b\u632f\u52a8\u964d\u4f4e\u4e86 40%\uff0c\u5149\u6d01\u5ea6\u63d0\u9ad8\u4e86 25%\u3002\u7535\u52a8\u6c7d\u8f66\u559c\u6b22\u5b83\u4eec--\u7279\u65af\u62c9\u548c\u4fdd\u65f6\u6377\u4f7f\u7528\u6df7\u5408\u52a8\u529b\u8f6e\u6bc2\uff0c\u51cf\u8f7b\u4e86\u7c27\u4e0b\u91cd\u91cf\uff0c\u63d0\u9ad8\u4e86\u7eed\u822a\u80fd\u529b\u3002\u822a\u7a7a\u822a\u5929\uff1a\u55b7\u6c14\u53d1\u52a8\u673a\u4e3b\u8f74\uff0cSi3N4 \u53ef\u627f\u53d7 800\u00b0C \u7684\u9ad8\u6e29\u548c\u6c14\u6d41\u3002\u533b\u7597\uff1a\u78c1\u5171\u632f\u6210\u50cf\u626b\u63cf\u4eea\uff0c\u65e0\u78c1\u573a\u5e72\u6270\u3002\u9600\u95e8\u548c\u6cf5\uff1a\u71c3\u6599\u55b7\u5c04\u5668\u6216\u6d46\u6599\u6cf5\u4e2d\u7684\u6b62\u56de\u7403\uff0c\u4f7f\u7528\u5bff\u547d\u662f\u786c\u8d28\u5408\u91d1\u7684 3 \u500d\u3002\u4e00\u4e2a\u7a81\u51fa\u7684\u4f8b\u5b50\u662f\uff1a\u6211\u5728\u83ab\u54c8\u7ef4\u4e3a\u4e00\u4e2a\u98ce\u529b\u6da1\u8f6e\u673a\u9f7f\u8f6e\u7bb1\u63d0\u4f9b\u54a8\u8be2\u670d\u52a1\u3002\u94a2\u7403\u56e0\u76d0\u5206\u7a7a\u6c14\u800c\u51fa\u73b0\u70b9\u8680\uff1bSi3N4 \u53ef\u5728 8 \u5e74\u5185\u514d\u7ef4\u62a4\u8fd0\u884c\uff0c\u6bcf\u53f0\u6da1\u8f6e\u673a\u53ef\u8282\u7701 $200k \u7f8e\u5143\u3002.<\/p>\n
\u4e3a\u4ec0\u4e48\u9009\u62e9 Si3N4 \u800c\u4e0d\u662f\u6c27\u5316\u9506\u6216\u6c27\u5316\u94dd\uff1f\u6c27\u5316\u9506\u66f4\u575a\u786c\uff08K1c 10 MPa-m^{1\/2}\uff09\uff0c\u4f46\u5bc6\u5ea6\u66f4\u5927\uff0c\u4ef7\u683c\u66f4\u8d35\uff0c\u76f8\u4f4d\u5728 200\u00b0C \u4ee5\u4e0a\u4e0d\u7a33\u5b9a\u3002\u6c27\u5316\u94dd\u66f4\u575a\u786c\uff0c\u4f46\u50cf\u73bb\u7483\u4e00\u6837\u8106\u3002Si3N4 \u5728\u8fd9\u4e24\u8005\u4e4b\u95f4\u53d6\u5f97\u4e86\u5e73\u8861\uff1a\u8f7b\u3001\u5f3a\u3001\u70ed\u3002\u4e0e\u94a2\u76f8\u6bd4\uff1a\u4e0d\u751f\u9508\u3001\u78e8\u635f\u788e\u5c51\u5c11\u3001\u6da6\u6ed1\u8102\u5bff\u547d\u957f\u3002\u73af\u4fdd\u4f18\u52bf\uff1a\u66f4\u8f7b\u7684\u90e8\u4ef6\u53ef\u51cf\u5c11\u98de\u673a\u548c\u6c7d\u8f66\u7684\u71c3\u6599\u6d88\u8017\u3002\u5728\u6df7\u5408\u52a8\u529b\u7535\u52a8\u6c7d\u8f66\u7535\u673a\u6d4b\u8bd5\u4e2d\uff0cSi3N4 \u51cf\u5c11\u4e86 15% \u7684\u80fd\u91cf\u635f\u5931\u3002.<\/p>\n
\u6b63\u786e\u9009\u62e9\u9700\u8981\u7ecf\u9a8c\u3002\u4e0e\u88c5\u5f39\u7b49\u7ea7\u76f8\u5339\u914d\uff1aABEC 5-9 \u7cbe\u786e\u5ea6\u3002\u5c3a\u5bf8\u516c\u5dee\uff1aG5 \u6216\u66f4\u597d\uff08\u504f\u5dee 0.000125 \u6beb\u7c73\uff09\u3002\u5982\u9700\u9ad8\u901f\uff0c\u5219\u9009\u7528 HIP'd \u7ec6\u7c92\u5ea6\u3002\u8bf7\u52a1\u5fc5\u4e0e\u76f8\u5339\u914d\u7684\u6eda\u9053\u642d\u914d--PEEK\u4fdd\u6301\u67b6\u53ef\u964d\u4f4e\u6469\u64e6\u3002\u5728\u60a8\u7684\u8bbe\u5907\u4e2d\u8fdb\u884c\u6d4b\u8bd5\uff1a\u65cb\u8f6c\u5e76\u76d1\u6d4b\u6e29\u5ea6\/\u632f\u52a8\u3002\u4e13\u4e1a\u5efa\u8bae\uff1a\u5b89\u88c5\u65f6\u907f\u514d\u649e\u51fb\uff1b\u4f7f\u7528\u5851\u6599\u5de5\u5177\u3002\u7ef4\u62a4\uff1f\u6700\u4f4e\u9650\u5ea6--\u6bcf\u5e74\u5bf9\u5173\u952e\u5e94\u7528\u4e2d\u7684\u88c2\u7f1d\u8fdb\u884c\u8d85\u58f0\u6ce2\u68c0\u67e5\u3002.<\/p>\n
\u672a\u6765\u5728\u75af\u72c2\u65cb\u8f6c\u542b\u6709\u77f3\u58a8\u70ef\u7684\u7eb3\u7c73 Si3N4 \u589e\u5f3a\u4e86\u9ad8\u8d85\u97f3\u901f\u98de\u884c\u7684\u97e7\u6027\u3002\u5177\u6709\u5b9a\u5236\u5fae\u7ed3\u6784\u7684 3D \u6253\u5370\u7403\u7528\u4e8e\u5b9a\u5236\u9600\u95e8\u3002\u91cf\u5b50\u8ba1\u7b97\u4e2d\u7684\u4f4e\u6e29\u6cf5\u3002\u968f\u7740\u6d1b\u6749\u77f6\u9644\u8fd1\u7535\u52a8\u6c7d\u8f66\u7684\u84ec\u52c3\u53d1\u5c55\uff0c\u9700\u6c42\u6fc0\u589e--\u5343\u5146\u5de5\u5382\u9700\u8981\u5b83\u4eec\u4f5c\u4e3a\u88c5\u914d\u673a\u5668\u4eba\u3002.<\/p>\n
\u603b\u7ed3\uff0c\u6770\u514b\uff1a\u6c2e\u5316\u7845\u7403\u4e0d\u662f\u534e\u800c\u4e0d\u5b9e\u7684\u5c0f\u73a9\u610f\u513f\uff0c\u5b83\u4eec\u662f\u8ba9\u4e16\u754c\u5e73\u7a33\u8fd0\u8f6c\u7684\u65e0\u58f0\u4e13\u5bb6\u3002\u4ece\u5c16\u53eb\u7684\u6da1\u8f6e\u673a\u5230\u65e0\u58f0\u7684\u7535\u52a8\u6c7d\u8f66\uff0c\u5b83\u4eec\u5c06\u6211\u7684\u5931\u8d25\u6545\u4e8b\u53d8\u6210\u4e86\u6210\u529f\u6545\u4e8b\u3002\u5982\u679c\u4f60\u6b63\u5728\u4fee\u8865\u9ad8\u901f\u9f7f\u8f6e\u6216\u8ffd\u6c42\u6548\u7387\uff0c\u8fd9\u4e9b\u7403\u4f53\u5c31\u662f\u4f60\u7684\u79d8\u5bc6\u6b66\u5668\u3002\u5b83\u4eec\u5c06\u8d85\u8d8a\u7ade\u4e89\u5bf9\u624b\uff0c\u7ecf\u4e45\u8010\u7528\u3002\u6709\u8f74\u627f\u6545\u969c\u5417\uff1f\u8bf7\u544a\u8bc9\u6211\u5177\u4f53\u89c4\u683c\uff0c\u6211\u5df2\u7ecf\u4ece\u66f4\u7cdf\u7cd5\u7684\u4e8b\u6545\u4e2d\u4fee\u590d\u4e86\u8f74\u627f\u3002.<\/p>","protected":false},"excerpt":{"rendered":"
Silicon Nitride Balls: The Super-Tough Spheres That Spin Faster, Last Longer, and Defy Extreme Conditions Hey Jack, out there in LA where the only spinning spheres you might think of are the ones in a high-stakes poker game or the wheels on your ride cruising down Sunset Boulevard. But in my neck of the woods\u201440 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2],"tags":[],"class_list":["post-34","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/siliconnitrideballs.net\/zh\/wp-json\/wp\/v2\/posts\/34","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/siliconnitrideballs.net\/zh\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/siliconnitrideballs.net\/zh\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/siliconnitrideballs.net\/zh\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/siliconnitrideballs.net\/zh\/wp-json\/wp\/v2\/comments?post=34"}],"version-history":[{"count":2,"href":"https:\/\/siliconnitrideballs.net\/zh\/wp-json\/wp\/v2\/posts\/34\/revisions"}],"predecessor-version":[{"id":37,"href":"https:\/\/siliconnitrideballs.net\/zh\/wp-json\/wp\/v2\/posts\/34\/revisions\/37"}],"wp:attachment":[{"href":"https:\/\/siliconnitrideballs.net\/zh\/wp-json\/wp\/v2\/media?parent=34"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/siliconnitrideballs.net\/zh\/wp-json\/wp\/v2\/categories?post=34"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/siliconnitrideballs.net\/zh\/wp-json\/wp\/v2\/tags?post=34"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}