{"id":3468,"date":"2025-11-27T08:00:12","date_gmt":"2025-11-27T08:00:12","guid":{"rendered":"https:\/\/nbaem.com\/?p=3468"},"modified":"2025-11-26T07:03:23","modified_gmt":"2025-11-26T07:03:23","slug":"what-type-of-magnets-are-used-for-hdd-magnets","status":"publish","type":"post","link":"https:\/\/nbaem.com\/ja\/what-type-of-magnets-are-used-for-hdd-magnets\/","title":{"rendered":"\u30cf\u30fc\u30c9\u30c7\u30a3\u30b9\u30af\u30c9\u30e9\u30a4\u30d6\u7528\u78c1\u77f3\u306b\u306f\u3069\u3093\u306a\u7a2e\u985e\u306e\u78c1\u77f3\u304c\u4f7f\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u304b"},"content":{"rendered":"<h2>HDD\u306e\u89e3\u5256\u5b66: \u78c1\u77f3\u304c\u3069\u3053\u306b\u306f\u3055\u307e\u308c\u308b\u304b<\/h2>\n<p>\u4f55\u304c\u30cf\u30fc\u30c9\u30c7\u30a3\u30b9\u30af\u30c9\u30e9\u30a4\u30d6\uff08HDD\uff09\u3092 <a href=\"https:\/\/en.wikipedia.org\/wiki\/Hard_disk_drive#FORM-FACTORS\" target=\"_blank\" rel=\"noopener\"><strong>\u52d5\u304b\u3059\u306e\u304b\u3092\u4e0d\u601d\u8b70\u306b\u601d\u3063\u305f\u3053\u3068\u306f\u3042\u308a\u307e\u3059\u304b\u3002<\/strong><\/a> HDD\u306e\u5185\u90e8\u306b\u306f\u3001\u30c7\u30fc\u30bf\u3092\u4fe1\u983c\u6027\u9ad8\u304f\u4fdd\u5b58\u30fb\u8aad\u307f\u51fa\u3057\u3059\u308b\u305f\u3081\u306b\u3001\u3044\u304f\u3064\u304b\u306e\u91cd\u8981\u306a\u90e8\u54c1\u304c\u5354\u8abf\u3057\u3066\u50cd\u3044\u3066\u3044\u307e\u3059\u3002\u4ee5\u4e0b\u306f\u7c21\u5358\u306a\u5185\u8a33\u3067\u3059\uff1a<\/p>\n<ul>\n<li><strong>\u30d7\u30e9\u30c3\u30bf\u30fc\uff1a<\/strong> \u3053\u308c\u3089\u306e\u56de\u8ee2\u3059\u308b\u30c7\u30a3\u30b9\u30af\u306f\u30c7\u30fc\u30bf\u3092\u78c1\u6c17\u7684\u306b\u4fdd\u5b58\u3057\u307e\u3059\u3002<\/li>\n<li><strong>\u8aad\u307f\u53d6\u308a\uff0f\u66f8\u304d\u8fbc\u307f\u30d8\u30c3\u30c9\uff1a<\/strong> \u30d7\u30e9\u30c3\u30bf\u30fc\u306e\u3059\u3050\u4e0a\u3067\u6d6e\u904a\u3057\u3066\u30c7\u30fc\u30bf\u3092\u8aad\u307f\u66f8\u304d\u3059\u308b\u5c0f\u3055\u306a\u30bb\u30f3\u30b5\u30fc\u3002<\/li>\n<li><strong>\u30a2\u30af\u30c1\u30e5\u30a8\u30fc\u30bf\u30a2\u30fc\u30e0\uff1a<\/strong> \u30d8\u30c3\u30c9\u3092\u30d7\u30e9\u30c3\u30bf\u30fc\u4e0a\u3092\u975e\u5e38\u306b\u6b63\u78ba\u306b\u79fb\u52d5\u3055\u305b\u307e\u3059\u3002<\/li>\n<li><strong>\u30dc\u30a4\u30b9\u30b3\u30a4\u30eb\u30e2\u30fc\u30bf\u30fc\uff08VCM\uff09\uff1a<\/strong> \u30a2\u30af\u30c1\u30e5\u30a8\u30fc\u30bf\u30a2\u30fc\u30e0\u306e\u52d5\u4f5c\u3092\u5236\u5fa1\u3059\u308b\u5f37\u529b\u306a\u30a8\u30cd\u30eb\u30ae\u30fc\u6e90\u3002<\/li>\n<\/ul>\n<p>\u3055\u3066\u3001\u78c1\u77f3\u304c\u3069\u3046\u95a2\u4e0e\u3059\u308b\u306e\u3067\u3057\u3087\u3046\u304b\uff1f\u79d8\u5bc6\u306f <strong>\u30a2\u30af\u30c1\u30e5\u30a8\u30fc\u30bf\u30a2\u30bb\u30f3\u30d6\u30ea<\/strong>\u306b\u3042\u308a\u3001\u5f37\u529b\u3067\u6b63\u78ba\u306a\u5f27\u72b6\u306e<a href=\"https:\/\/nbaem.com\/ja\/products\/neodymium-magnet\/\" target=\"_blank\" rel=\"noopener\"><span style=\"color: #ff6600;\"> <strong>\u30cd\u30aa\u30b8\u30e0\u30fb\u9244\u30fb\u30db\u30a6\u7d20\uff08NdFeB\uff09<\/strong><\/span><\/a> \u78c1\u77f3\u3002\u3053\u308c\u3089\u306e\u5e0c\u571f\u985e\u78c1\u77f3\u306f\u3001\u56de\u8ee2\u3059\u308b\u30d7\u30e9\u30c3\u30bf\u30fc\u306e\u4e0a\u306b\u8aad\u307f\u53d6\u308a\/\u66f8\u304d\u8fbc\u307f\u30d8\u30c3\u30c9\u3092\u8fc5\u901f\u304b\u3064\u6b63\u78ba\u306b\u4f4d\u7f6e\u6c7a\u3081\u3059\u308b\u305f\u3081\u306b\u5fc5\u8981\u306a\u78c1\u5834\u3092\u751f\u6210\u3057\u307e\u3059\u3002\u305d\u306e\u72ec\u7279\u306e\u66f2\u7dda\u5f62\u72b6\u306f\u30a2\u30af\u30c1\u30e5\u30a8\u30fc\u30bf\u30a2\u30fc\u30e0\u306e\u5186\u5f27\u306b\u4e00\u81f4\u3057\u3001\u78c1\u6c17\u529b\u3092\u6700\u9069\u5316\u3057\u3064\u3064\u30c9\u30e9\u30a4\u30d6\u5185\u90e8\u306e\u30b9\u30da\u30fc\u30b9\u3092\u7bc0\u7d04\u3057\u307e\u3059\u3002<\/p>\n<p>\u3053\u306e\u78c1\u77f3\u914d\u7f6e\u306f\u5358\u306a\u308b\u6027\u80fd\u306e\u8a71\u3067\u306f\u306a\u304f\u3001\u4fe1\u983c\u6027\u306e\u8981\u77f3\u3067\u3059\u3002\u30c7\u30fc\u30bf\u30bb\u30f3\u30bf\u30fc\u306e\u3088\u3046\u306a\u904e\u9177\u306a\u74b0\u5883\u3067\u306f\u3001\u30df\u30ea\u79d2\u6bce\u79d2\u3054\u3068\u3001\u30de\u30a4\u30af\u30ed\u30e1\u30fc\u30c8\u30eb\u3054\u3068\u304c\u91cd\u8981\u3067\u3059\u3002\u5f37\u529b\u306a\u78c1\u5834\u306f\u30d8\u30c3\u30c9\u306e\u6ed1\u3089\u304b\u306a\u52d5\u304d\u3092\u4fdd\u8a3c\u3057\u3001\u30c7\u30fc\u30bf\u30a8\u30e9\u30fc\u3084\u6a5f\u68b0\u7684\u6545\u969c\u3092\u9632\u3050\u306e\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002\u3057\u305f\u304c\u3063\u3066\u3001\u3053\u308c\u3089\u306e\u5c0f\u3055\u306a\u5186\u5f27\u72b6\u78c1\u77f3\u306f\u9759\u304b\u306bHDD\u306e\u5fc3\u81d3\u90e8\u3092\u99c6\u52d5\u3057\u3001\u65e5\u3005\u30c7\u30fc\u30bf\u3092\u5b89\u5168\u304b\u3064\u30a2\u30af\u30bb\u30b9\u53ef\u80fd\u306b\u4fdd\u3061\u307e\u3059\u3002<\/p>\n<h2>HDD\u3092\u99c6\u52d5\u3059\u308b\u78c1\u77f3\u306e\u7a2e\u985e\u306f\uff1f \u6df1\u5800\u308a<\/h2>\n<p>HDD\u78c1\u77f3\u306f\u4e3b\u306b\u4f7f\u7528\u3059\u308b\u306e\u306f <strong>\u30cd\u30aa\u30b8\u30e0-\u9244-\u30db\u30a6\u7d20\uff08NdFeB\uff09\u7cfb\u5e0c\u571f\u985e\u78c1\u77f3<\/strong> \u5f37\u3055\u3068\u30b5\u30a4\u30ba\u306e\u6bd4\u7387\u304c\u512a\u308c\u3066\u3044\u308b\u305f\u3081\u3001HDD\u306f\u5c0f\u578b\u306e\u5f62\u72b6\u3067\u5f37\u529b\u306a\u78c1\u5834\u3092\u5f97\u3089\u308c\u3001\u6b63\u78ba\u306a\u30d8\u30c3\u30c9\u4f4d\u7f6e\u6c7a\u3081\u3068\u9ad8\u901f\u30c7\u30fc\u30bf\u30a2\u30af\u30bb\u30b9\u306b\u4e0d\u53ef\u6b20\u3067\u3059\u3002<\/p>\n<h3>HDD\u3067\u4e00\u822c\u7684\u306aNdFeB\u7b49\u7d1a<\/h3>\n<table>\n<thead>\n<tr>\n<th>\u30b0\u30ec\u30fc\u30c9<\/th>\n<th>\u5f37\u5ea6\u7bc4\u56f2<\/th>\n<th>\u5099\u8003<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>N35\u2013N52<\/td>\n<td>\u4f4e\u301c\u975e\u5e38\u306b\u9ad8\u3044<\/td>\n<td>NdFeB\u5168\u57df<\/td>\n<\/tr>\n<tr>\n<td>N42\u2013N48<\/td>\n<td>\u696d\u754c\u6a19\u6e96<\/td>\n<td>\u307b\u3068\u3093\u3069\u306eHDD\u306f\u5f37\u5ea6\u3068\u30b3\u30b9\u30c8\u306e\u30d0\u30e9\u30f3\u30b9\u306e\u305f\u3081\u306b\u3053\u308c\u3089\u3092\u4f7f\u7528\u3057\u307e\u3059<\/td>\n<\/tr>\n<tr>\n<td>\u30c6\u30eb\u30d3\u30a6\u30e0\u6dfb\u52a0\u6e08\u307f<\/td>\n<td>\u71b1\u5b89\u5b9a\u6027\u306e\u5411\u4e0a<\/td>\n<td>\u30c9\u30e9\u30a4\u30d6\u5185\u90e8\u306e\u9ad8\u6e29\u74b0\u5883\u3078\u306e\u5bfe\u5fdc\u80fd\u529b\u304c\u5411\u4e0a<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u30c6\u30eb\u30d3\u30a6\u30e0\u30c9\u30fc\u30d4\u30f3\u30b0\u306f\u71b1\u5b89\u5b9a\u6027\u3092\u6539\u5584\u3059\u308b\u3002HDD\u306f\u7d04-40\u2103\u304b\u308980\u2103\u306e\u7bc4\u56f2\u3067\u52d5\u4f5c\u3059\u308b\u305f\u3081\u3001\u91cd\u8981\u3067\u3042\u308b\u3002<\/p>\n<h3>HDD\u78c1\u77f3\u306e\u7a2e\u985e\u3092\u6bd4\u8f03<\/h3>\n<table>\n<thead>\n<tr>\n<th>\u78c1\u77f3\u306e\u7a2e\u985e<\/th>\n<th>\u9577\u6240<\/th>\n<th>\u77ed\u6240<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>NdFeB<\/strong><\/td>\n<td>\u6700\u3082\u5f37\u529b\u3067\u3001\u30b3\u30f3\u30d1\u30af\u30c8\u3001\u30b3\u30b9\u30c8\u52b9\u679c\u304c\u9ad8\u3044<\/td>\n<td>\u8150\u98df\u3057\u3084\u3059\u3044\uff08\u30b3\u30fc\u30c6\u30a3\u30f3\u30b0\u6e08\u307f\uff09<\/td>\n<\/tr>\n<tr>\n<td><strong>\u30b5\u30de\u30ea\u30a6\u30e0\u30b3\u30d0\u30eb\u30c8\uff08SmCo\uff09<\/strong><\/td>\n<td>\u9ad8\u6e29\u8010\u6027\u3001\u8150\u98df\u8010\u6027\u304c\u826f\u3044<\/td>\n<td>\u3088\u308a\u9ad8\u4fa1\u3067\u3001\u4e0a\u4f4dNdFeB\u30b0\u30ec\u30fc\u30c9\u3088\u308a\u306f\u5f31\u3044<\/td>\n<\/tr>\n<tr>\n<td><strong>\u30d5\u30a7\u30e9\u30a4\u30c8<\/strong><\/td>\n<td>\u4f4e\u30b3\u30b9\u30c8\u3001\u8150\u98df\u8010\u6027\u304c\u9ad8\u3044<\/td>\n<td>\u306f\u308b\u304b\u306b\u5f31\u304f\u3001\u4f53\u7a4d\u304c\u5927\u304d\u3044<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>SmCo\u78c1\u77f3\u306f\u71b1\u3068\u8150\u6557\u306b\u5f37\u3044\u304c\u3001NdFeB\u78c1\u77f3\u306f\u9ad8\u3044\u30d1\u30ef\u30fc\u5bc6\u5ea6\u306e\u305f\u3081\u652f\u914d\u7684\u3067\u3042\u308b\u3002\u30d5\u30a7\u30e9\u30a4\u30c8\u78c1\u77f3\u306fHDD\u7528\u9014\u3067\u306f\u307b\u3068\u3093\u3069\u6642\u4ee3\u9045\u308c\u3067\u3042\u308b\u3002<\/p>\n<h3>\u78c1\u5316\u65b9\u5411\u3068HDD\u306e\u6027\u80fd<\/h3>\n<ul>\n<li><strong>\u540c\u5fc3\u5186\u72b6\u78c1\u5316\uff1a<\/strong> \u30a2\u30fc\u30af\u306e\u5468\u56f2\u5468\u9577\u306b\u6cbf\u3063\u3066\u78c1\u5316\u3055\u308c\u3001\u5747\u4e00\u306a\u78c1\u5834\u3092\u63d0\u4f9b\u3057\u3001\u30b9\u30e0\u30fc\u30ba\u306a\u30a2\u30af\u30c1\u30e5\u30ec\u30fc\u30bf\u5236\u5fa1\u3092\u5b9f\u73fe\u3057\u307e\u3059\u3002<\/li>\n<li><strong>\u8ef8\u65b9\u5411\u78c1\u5316\uff1a<\/strong> \u78c1\u77f3\u306e\u539a\u3055\u65b9\u5411\u306b\u78c1\u5316\u3055\u308c\u305f\u72b6\u614b \u2013 \u4f7f\u308f\u308c\u308b\u983b\u5ea6\u306f\u5c11\u306a\u3044\u304c\u3001\u3044\u304f\u3064\u304b\u306eVCM\u8a2d\u8a08\u3067\u6709\u7528\u3067\u3059\u3002<\/li>\n<\/ul>\n<p>\u78c1\u5316\u65b9\u5411\u306f\u30dc\u30a4\u30b9\u30b3\u30a4\u30eb\u30e2\u30fc\u30bf\u30fc\uff08VCM\uff09\u306e\u5fdc\u7b54\u306b\u5f71\u97ff\u3092\u53ca\u307c\u3057\u3001HDD\u306e\u901f\u5ea6\u3068\u7cbe\u5ea6\u306b\u5f71\u97ff\u3057\u307e\u3059\u3002\u30e1\u30fc\u30ab\u30fc\u306f\u3057\u3070\u3057\u3070\u30c9\u30e9\u30a4\u30d6\u8a2d\u8a08\u306e\u76ee\u6a19\u306b\u57fa\u3065\u3044\u3066\u3053\u308c\u3092\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u3057\u307e\u3059\u3002<\/p>\n<p>\u30ed\u30dc\u30c6\u30a3\u30af\u30b9\u3084\u30a2\u30af\u30c1\u30e5\u30a8\u30fc\u30bf\u306e\u3088\u3046\u306a\u6b63\u78ba\u306a\u6a5f\u69cb\u3067\u78c1\u77f3\u304c\u3069\u306e\u3088\u3046\u306b\u6a5f\u80fd\u3059\u308b\u304b\u306b\u3064\u3044\u3066\u306e\u8a73\u7d30\u306f\u3001\u6d1e\u5bdf\u3092\u53c2\u7167\u3057\u3066\u304f\u3060\u3055\u3044 <a href=\"https:\/\/nbaem.com\/ja\/magnetic-actuators-for-robotic-mobility\/\" target=\"_blank\" rel=\"noopener\">\u30ed\u30dc\u30c3\u30c8\u79fb\u52d5\u6027\u306e\u305f\u3081\u306e\u78c1\u6027\u30a2\u30af\u30c1\u30e5\u30a8\u30fc\u30bf<\/a>.<\/p>\n<hr \/>\n<p>\u3053\u306e\u5206\u89e3\u306fNdFeB\u78c1\u77f3\u304cHDD\u306e\u9078\u629e\u80a2\u3068\u3057\u3066\u6700\u9069\u3067\u3042\u308b\u7406\u7531\u3092\u8aac\u660e\u3057\u307e\u3059\u3002\u30b5\u30a4\u30ba\u3001\u51fa\u529b\u3001\u6e29\u5ea6\u8010\u6027\u306e\u30d0\u30e9\u30f3\u30b9\u304c\u4fe1\u983c\u6027\u306e\u9ad8\u3044\u30c7\u30fc\u30bf\u30b9\u30c8\u30ec\u30fc\u30b8\u3092\u5b9f\u73fe\u3057\u307e\u3059\u3002<\/p>\n<h2>HDD\u78c1\u77f3\u306e\u9032\u5316\uff1a ferrite \u304b\u3089\u9ad8\u6027\u80fd\u5e0c\u571f\u985e\u78c1\u77f3\u3078<\/h2>\n<p>HDD\u78c1\u77f3\u306f1950\u5e74\u4ee3\u4ee5\u6765\u5927\u304d\u304f\u524d\u9032\u3057\u3066\u3044\u307e\u3059\u3002\u521d\u671f\u306eHDD\u306f\u91cd\u91cf\u304c\u3042\u308a\u5f37\u5ea6\u306b\u3082\u5236\u9650\u304c\u3042\u3063\u305f\u539a\u92fc\u7cfb\u78c1\u77f3\u306b\u4f9d\u5b58\u3057\u3066\u304a\u308a\u3001\u8a18\u61b6\u5bc6\u5ea6\u3068\u7cbe\u5ea6\u3092\u5236\u9650\u3057\u3066\u3044\u307e\u3057\u305f\u30021980\u5e74\u4ee3\u306b\u306f\u30cd\u30aa\u30b8\u30e0\u9244\u30dc\u30ed\u30f3\uff08NdFeB\uff09\u78c1\u77f3\u306e\u5c0e\u5165\u3068\u3068\u3082\u306b\u5927\u304d\u306a\u8ee2\u63db\u304c\u3042\u308a\u3001\u5e0c\u571f\u985e\u78c1\u77f3\u306f\u3088\u308a\u9ad8\u3044\u5f37\u3055\u3068\u30b5\u30a4\u30ba\u6bd4\u3092\u63d0\u4f9b\u3057\u3001\u3088\u308a\u5c0f\u578b\u3067\u5f37\u529b\u306a\u30a2\u30af\u30c1\u30e5\u30a8\u30fc\u30bf\u30a2\u30fc\u30e0\u78c1\u77f3\u3092\u5b9f\u73fe\u3057\u3066\u30c7\u30fc\u30bf\u306e\u6b63\u78ba\u6027\u3068\u30c9\u30e9\u30a4\u30d6\u6027\u80fd\u3092\u5411\u4e0a\u3055\u305b\u307e\u3057\u305f\u3002<\/p>\n<p>1990\u5e74\u4ee3\u30682000\u5e74\u4ee3\u306e\u5de8\u5927\u78c1\u6c17\u62b5\u6297\uff08GMR\uff09\u3084\u5782\u76f4\u78c1\u6c17\u8a18\u9332\uff08PMR\uff09\u306a\u3069\u306e\u6280\u8853\u306e\u53f0\u982d\u306f\u3001HDD\u306e\u5bb9\u91cf\u3068\u901f\u5ea6\u3092\u3055\u3089\u306b\u62bc\u3057\u4e0a\u3052\u307e\u3057\u305f\u3002\u3053\u308c\u3089\u306e\u30d6\u30ec\u30fc\u30af\u30b9\u30eb\u30fc\u306f\u3001\u8aad\u307f\u66f8\u304d\u30d8\u30c3\u30c9\u3092\u9ad8\u5bc6\u5ea6\u306b\u914d\u7f6e\u3055\u308c\u305f\u30c7\u30fc\u30bf\u30c8\u30e9\u30c3\u30af\u4e0a\u3067\u6b63\u78ba\u306b\u4f4d\u7f6e\u6c7a\u3081\u3059\u308b\u305f\u3081\u306b\u3001\u3088\u308a\u5f37\u529b\u3067\u5b89\u5b9a\u3057\u305f\u78c1\u77f3\u3092\u8981\u6c42\u3057\u307e\u3057\u305f\u3002NdFeB\u78c1\u77f3\u306f\u305d\u306e\u5353\u8d8a\u3057\u305f\u78c1\u529b\u3068\u904e\u9177\u306a\u52d5\u4f5c\u6761\u4ef6\u4e0b\u3067\u306e\u4fe1\u983c\u6027\u306e\u305f\u3081\u306b\u696d\u754c\u6a19\u6e96\u3068\u306a\u308a\u307e\u3057\u305f\u3002<\/p>\n<p>\u30bd\u30ea\u30c3\u30c9\u30b9\u30c6\u30fc\u30c8\u30c9\u30e9\u30a4\u30d6\uff08SSD\uff09\u306e\u666e\u53ca\u306b\u3088\u308a\u3001HDD\u30e1\u30fc\u30ab\u30fc\u306fNdFeB\u78c1\u77f3\u3092\u30cf\u30a4\u30d6\u30ea\u30c3\u30c9\u30b9\u30c8\u30ec\u30fc\u30b8\u30b7\u30b9\u30c6\u30e0\u3084\u5927\u5bb9\u91cf\u306e\u30a2\u30fc\u30ab\u30a4\u30d6\u30c9\u30e9\u30a4\u30d6\u306e\u5f79\u5272\u306b\u9069\u5408\u3055\u305b\u307e\u3057\u305f\u3002\u7af6\u4e89\u5727\u529b\u306b\u3082\u304b\u304b\u308f\u3089\u305a\u3001HDD\u306f\u4e16\u754c\u4e2d\u306e\u30c7\u30fc\u30bf\u30bb\u30f3\u30bf\u30fc\u3067\u4f9d\u7136\u3068\u3057\u3066\u91cd\u8981\u3067\u3042\u308a\u3001\u9577\u5bff\u547d\u3068\u5b89\u5b9a\u6027\u306e\u305f\u3081\u306b\u8a2d\u8a08\u3055\u308c\u305f\u9ad8\u6027\u80fd\u78c1\u77f3\u306b\u4f9d\u5b58\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>Nd\u78c1\u77f3\u306eHDD\u306b\u304a\u3051\u308b\u91cd\u8981\u6027\u306f\u3001\u5168\u7403\u7684\u306a\u5e0c\u571f\u985e\u5143\u7d20\u306e\u5229\u7528\u52d5\u5411\u3092\u53cd\u6620\u3057\u3066\u3044\u307e\u3059\u3002 storage \u696d\u754c\u306e\u30cb\u30fc\u30ba\u306b\u5fdc\u3048\u308b\u305f\u3081\u3001NdFeB\u306f\u6bce\u5e74\u6570\u767e\u4e07\u30ad\u30ed\u30b0\u30e9\u30e0\u751f\u7523\u3055\u308c\u3066\u3044\u307e\u3059\u3002 ferrite \u304b\u3089\u5e0c\u571f\u985e\u78c1\u77f3\u3078\u306e\u3053\u306e\u9032\u5316\u306f\u3001\u73fe\u4ee3\u306e\u78c1\u6c17\u8a18\u61b6\u6280\u8853\u304c\u6570\u5341\u5e74\u306b\u308f\u305f\u308a\u898f\u6a21\u3092\u62e1\u5927\u3057\u3066\u304d\u305f\u91cd\u8981\u306a\u8981\u56e0\u3067\u3059\u3002Nd\u78c1\u77f3\u306e\u5f37\u3055\u306e\u8a73\u7d30\u306fNBAEM\u306e\u78c1\u77f3\u5f37\u3055\u30b0\u30ec\u30fc\u30c9\u306e\u30ea\u30b9\u30c8\u3067\u8a73\u3057\u304f\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002<\/p>\n<h2>HDD\u7528\u9014\u3067Nd\u78c1\u77f3\u304c\u512a\u308c\u3066\u3044\u308b\u7406\u7531\uff1a\u5f37\u3055\u3001\u7cbe\u5ea6\u3001\u8010\u4e45\u6027<\/h2>\n<p>\u30cd\u30aa\u30b8\u30e0\u9244\u30dc\u30ed\u30f3\uff08NdFeB\uff09\u78c1\u77f3\u306f\u3001\u305d\u306e\u9a5a\u7570\u7684\u306a\u30d1\u30ef\u30fc\u3068\u7cbe\u5ea6\u306e\u304a\u304b\u3052\u3067HDD\u306e\u5b9a\u756a\u3068\u3057\u3066\u9078\u3070\u308c\u3066\u3044\u307e\u3059\u3002\u4ee5\u4e0b\u304c\u5f7c\u3089\u304c\u969b\u7acb\u3064\u7406\u7531\u3067\u3059\uff1a<\/p>\n<h3>\u4e3b\u8981\u306a\u6280\u8853\u7684\u7279\u5fb4<\/h3>\n<ul>\n<li><strong>\u2013 \u5c0f\u578b\u3067\u3082\u975e\u5e38\u306b\u5f37\u529b\u306a\u78c1\u5834\u3092\u767a\u751f\u3055\u305b\u308b\u3002<\/strong>: \u5f37\u78c1\u5834\u4e0b\u3067\u3082\u8131\u78c1\u306b\u62b5\u6297\u3059\u308b<\/li>\n<li><strong>\u632f\u52d5\u5b89\u5b9a\u6027<\/strong>: HDD\u306e\u56de\u8ee2\u3084\u885d\u6483\u306b\u3082\u304b\u304b\u308f\u3089\u305a\u78c1\u529b\u3092\u5b89\u5b9a\u3055\u305b\u308b<\/li>\n<li><strong>\u5e83\u3044\u52d5\u4f5c\u6e29\u5ea6\u7bc4\u56f2<\/strong>: -40\u00b0C \u304b\u3089 80\u00b0C \u306e\u7bc4\u56f2\u3067\u4fe1\u983c\u6027\u3092\u767a\u63ee\u3057\u3001\u3055\u307e\u3056\u307e\u306a\u30c7\u30fc\u30bf\u30bb\u30f3\u30bf\u30fc\u306e\u6761\u4ef6\u306b\u6700\u9069\u3002<\/li>\n<\/ul>\n<h3>\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306e\u30cf\u30a4\u30e9\u30a4\u30c8<\/h3>\n<table>\n<thead>\n<tr>\n<th>\u7279\u5fb4<\/th>\n<th>\u4f8b\/\u5229\u70b9<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u5f15\u304d\u629c\u304d\u529b<\/td>\n<td>\u6b63\u78ba\u306a\u4f5c\u52d5\u30a2\u30fc\u30e0\u306e\u52d5\u4f5c\u306e\u305f\u3081\u306e\u30b3\u30f3\u30d1\u30af\u30c8\u30a2\u30fc\u30af\u306b\u304a\u3051\u308b\u5f37\u3044\u78c1\u529b<\/td>\n<\/tr>\n<tr>\n<td>\u30a8\u30cd\u30eb\u30ae\u30fc\u52b9\u7387<\/td>\n<td>\u3088\u308a\u5c11\u306a\u3044\u96fb\u529b\u3067\u6b63\u78ba\u306b\u4f5c\u52d5\u3059\u308b\u3088\u3046\u306b\u30dc\u30a4\u30b9\u30b3\u30a4\u30eb\u30e2\u30fc\u30bf\uff08VCM\uff09\u3092\u5b9f\u73fe<\/td>\n<\/tr>\n<tr>\n<td>\u96fb\u529b\u5bc6\u5ea6<\/td>\n<td>\u3088\u308a\u5c0f\u578b\u3067\u8efd\u91cf\u306a\u78c1\u77f3\u306b\u5bfe\u3057\u3066\u6bd4\u985e\u306e\u306a\u3044\u78c1\u529b\u3092\u63d0\u4f9b<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>\u9577\u6240\u3068\u77ed\u6240<\/h3>\n<table>\n<thead>\n<tr>\n<th>\u9577\u6240<\/th>\n<th>\u77ed\u6240<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u975e\u5e38\u306b\u5f37\u529b\u306a\u78c1\u77f3<\/td>\n<td>\u8150\u98df\u3092\u53d7\u3051\u3084\u3059\u3044\uff08\u30b3\u30fc\u30c6\u30a3\u30f3\u30b0\u3067\u4fdd\u8b77\uff09<\/td>\n<\/tr>\n<tr>\n<td>\u30d8\u30c3\u30c9\u306e\u8aad\u307f\u66f8\u304d\u306e\u7cbe\u5bc6\u306a\u5236\u5fa1<\/td>\n<td>\u54c1\u8cea\u3092\u7dad\u6301\u3059\u308b\u306b\u306f\u614e\u91cd\u306a\u88fd\u9020\u304c\u5fc5\u8981<\/td>\n<\/tr>\n<tr>\n<td>\u7d99\u7d9a\u7684\u306a\u30b9\u30c8\u30ec\u30b9\u4e0b\u3067\u3082\u8010\u4e45\u6027\u304c\u3042\u308b<\/td>\n<td>\u30d5\u30a7\u30e9\u30a4\u30c8\u78c1\u77f3\u3088\u308a\u9ad8\u4fa1<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>NBAEM\u30b1\u30fc\u30b9\u30b9\u30bf\u30c7\u30a3<\/h3>\n<p>NBAEM\u306fHDD\u5411\u3051\u306b\u30ab\u30b9\u30bf\u30e0NdFeB\u78c1\u77f3\u30a2\u30bb\u30f3\u30d6\u30ea\u3092\u5c02\u9580\u3068\u3057\u3066\u3044\u307e\u3059\u3002\u5f7c\u3089\u306e\u78c1\u77f3\u306f\u9ad8\u7d14\u5ea6\u3068\u9ad8\u5ea6\u306a\u30b3\u30fc\u30c6\u30a3\u30f3\u30b0\u3092\u7d44\u307f\u5408\u308f\u305b\u3001\u53b3\u3057\u3044\u52d5\u4f5c\u6761\u4ef6\u4e0b\u3067\u306e\u9306\u3073\u3068\u6027\u80fd\u4f4e\u4e0b\u3092\u9632\u304e\u3064\u3064\u5bff\u547d\u3092\u5ef6\u3070\u3057\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308aNBAEM\u78c1\u77f3\u3092\u4f7f\u7528\u3059\u308bHDD\u306f\u30c7\u30fc\u30bf\u30bb\u30f3\u30bf\u30fc\u306a\u3069\u306e\u91cd\u8981\u306a\u74b0\u5883\u3067\u5b89\u5b9a\u3057\u3066\u52d5\u4f5c\u3057\u307e\u3059\u3002<\/p>\n<p>\u3088\u308a\u6df1\u3044\u6d1e\u5bdf\u306e\u305f\u3081\u306b\u3001NBAEM\u306f\u30cd\u30aa\u30b8\u30e0\u78c1\u77f3\u304c\u5f37\u5ea6\u3092\u7dad\u6301\u3057\u3001\u8150\u98df\u306a\u3069\u78c1\u6027\u6750\u6599\u306b\u4e00\u822c\u7684\u306b\u898b\u3089\u308c\u308b\u554f\u984c\u306b\u62b5\u6297\u3059\u308b\u65b9\u6cd5\u3092\u8aac\u660e\u3059\u308b\u30ea\u30bd\u30fc\u30b9\u3092\u63d0\u4f9b\u3057\u307e\u3059 <span style=\"color: #ff6600;\">(<a style=\"color: #ff6600;\" href=\"https:\/\/nbaem.com\/ja\/how-long-does-neodymium-magnets-last\/\" target=\"_blank\" rel=\"noopener\">\u30cd\u30aa\u30b8\u30e0\u78c1\u77f3\u306f\u3069\u308c\u304f\u3089\u3044\u6301\u3064\u306e\u304b<\/a> \u3068 <\/span><a href=\"https:\/\/nbaem.com\/ja\/can-magnet-rust\/\" target=\"_blank\" rel=\"noopener\"><span style=\"color: #ff6600;\">\u78c1\u77f3\u306e\u9306<\/span> <span style=\"color: #ff6600;\">\u9632\u6b62<\/span><\/a><span style=\"color: #ff6600;\">).<\/span><\/p>\n<p>NdFeB\u78c1\u77f3\u306f\u9ad8\u3044\u5f37\u5ea6\u3001\u6b63\u78ba\u306a\u4f4d\u7f6e\u6c7a\u3081\u3001\u305d\u3057\u3066\u8981\u6c42\u306e\u53b3\u3057\u3044\u74b0\u5883\u3067\u306e\u8010\u4e45\u6027\u3092\u5b9f\u73fe\u3057\u3001\u73fe\u4ee3\u306e\u78c1\u6c17\u8a18\u61b6\u6280\u8853\u306b\u3068\u3063\u3066\u4ee3\u3048\u304c\u305f\u3044\u5b58\u5728\u3067\u3059\u3002<\/p>\n<h2>\u8abf\u9054\u3068\u4ed5\u69d8: \u30cb\u30fc\u30ba\u306b\u5408\u3063\u305fHDD\u78c1\u77f3\u3092\u9078\u3076<\/h2>\n<p>&nbsp;<\/p>\n<p>HDD\u78c1\u77f3\u3092\u9078\u3076\u969b\u306b\u306f\u3001\u4e3b\u8981\u306a\u4ed5\u69d8\u306b\u6ce8\u610f\u3059\u308b\u3053\u3068\u3067\u6700\u9ad8\u306e\u6027\u80fd\u3068\u4fe1\u983c\u6027\u3092\u78ba\u4fdd\u3067\u304d\u307e\u3059\u3002\u4ee5\u4e0b\u304c\u7c21\u6613\u30ac\u30a4\u30c9\u3067\u3059\uff1a<\/p>\n<table>\n<thead>\n<tr>\n<th>\u4ed5\u69d8<\/th>\n<th>\u4e00\u822c\u7684\u306a\u7bc4\u56f2<\/th>\n<th>\u306a\u305c\u91cd\u8981\u304b<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>\u30b5\u30a4\u30ba<\/strong><\/td>\n<td>20\u201330 mm\u306e\u30a2\u30fc\u30af\u9577<\/td>\n<td>\u30a2\u30af\u30c1\u30e5\u30a8\u30fc\u30bf\u30a2\u30bb\u30f3\u30d6\u30ea\u306b\u6b63\u78ba\u306b\u30d5\u30a3\u30c3\u30c8<\/td>\n<\/tr>\n<tr>\n<td><strong>\u30b0\u30ec\u30fc\u30c9<\/strong><\/td>\n<td>N42\u304b\u3089N48\u306eNdFeB<\/td>\n<td>\u5f37\u5ea6\u3068\u71b1\u5b89\u5b9a\u6027\u306e\u30d0\u30e9\u30f3\u30b9<\/td>\n<\/tr>\n<tr>\n<td><strong>\u30b3\u30fc\u30c6\u30a3\u30f3\u30b0<\/strong><\/td>\n<td>\u30cb\u30c3\u30b1\u30eb\u3001\u4e9c\u925b\u3001\u30a8\u30dd\u30ad\u30b7<\/td>\n<td>\u8150\u98df\u304b\u3089\u306e\u4fdd\u8b77<\/td>\n<\/tr>\n<tr>\n<td><strong>\u516c\u5dee<\/strong><\/td>\n<td>\u00b10.05 mm<\/td>\n<td>\u4e00\u8cab\u3057\u305f\u78c1\u529b\u3092\u4fdd\u8a3c<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u9ad8\u54c1\u8cea\u306eHDD\u30de\u30b0\u30cd\u30fc\u30c8\u306f\u3001NBAEM\u306e\u3088\u3046\u306a\u4fe1\u983c\u3067\u304d\u308b\u4e2d\u56fd\u30e1\u30fc\u30ab\u30fc\u304b\u3089\u4f9b\u7d66\u3055\u308c\u308b\u3053\u3068\u304c\u591a\u304f\u3001\u7d14\u5ea6\u306e\u9ad8\u3044NdFeB\u78c1\u77f3\u3068\u53b3\u683c\u306a\u8a8d\u8a3c\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002\u5f7c\u3089\u306f\u6b21\u306e\u3088\u3046\u306a\u3055\u307e\u3056\u307e\u306a\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u63d0\u4f9b\u3057\u307e\u3059\uff1a<\/p>\n<ul>\n<li><strong>\u78c1\u5316\u30d1\u30bf\u30fc\u30f3\uff1a<\/strong> \u3055\u307e\u3056\u307e\u306a\u30a2\u30af\u30c1\u30e5\u30a8\u30fc\u30bf\u8a2d\u8a08\u306b\u5408\u308f\u305b\u305f\u534a\u5f84\u65b9\u5411\u307e\u305f\u306f\u8ef8\u65b9\u5411<\/li>\n<li><strong>\u30cf\u30a4\u30d6\u30ea\u30c3\u30c9\u30a2\u30bb\u30f3\u30d6\u30ea\uff1a<\/strong> \u5f37\u5316\u3055\u308c\u305f\u6027\u80fd\u306e\u305f\u3081\u306b\u78c1\u77f3\u3068\u30bd\u30d5\u30c8\u78c1\u6027\u6750\u6599\u3092\u7d44\u307f\u5408\u308f\u305b\u308b<\/li>\n<li><strong>Volume discounts and pricing\uff1a<\/strong> OEM\u304a\u3088\u3073\u5927\u91cf\u8cfc\u5165\u8005\u306b\u5bfe\u5fdc<\/li>\n<\/ul>\n<p>\u4f4e\u54c1\u8cea\u306e\u8f38\u5165\u54c1\u3092\u907f\u3051\u308b\u306b\u306f\u3001\u54c1\u8cea\u7ba1\u7406\u304c\u900f\u660e\u3067\u8a8d\u8a3c\u8a3c\u660e\u3068\u30c7\u30fc\u30bf\u30b9\u30c8\u30ec\u30fc\u30b8\u696d\u754c\u304b\u3089\u306e\u597d\u610f\u7684\u306a\u8a55\u4fa1\u3092\u6301\u3064\u30b5\u30d7\u30e9\u30a4\u30e4\u30fc\u3092\u63a2\u3057\u3066\u304f\u3060\u3055\u3044\u3002NBAEM\u306e\u30ab\u30b9\u30bf\u30e0\u30de\u30b0\u30cd\u30c3\u30c8\u30bd\u30ea\u30e5\u30fc\u30b7\u30e7\u30f3\u306b\u306f\u3001\u9577\u5bff\u547d\u3068HDD\u306e\u52b9\u7387\u3092\u6700\u5927\u5316\u3059\u308b\u9ad8\u5ea6\u306a\u30b3\u30fc\u30c6\u30a3\u30f3\u30b0\u3068\u53b3\u5bc6\u306a\u88fd\u9020\u516c\u5dee\u3082\u542b\u307e\u308c\u307e\u3059\u3002<\/p>\n<p>&nbsp;<\/p>\n<h2>Storage\u3092\u8d85\u3048\u3066\uff1aHDD\u30de\u30b0\u30cd\u30c3\u30c8\u306e\u518d\u5229\u7528\u3068\u9769\u65b0\u7684\u306a\u6d3b\u7528<\/h2>\n<p><img decoding=\"async\" class=\"alignnone size-full wp-image-403\" src=\"https:\/\/nbaem.com\/wp-content\/uploads\/2022\/06\/irregular-magnet-supplier.png\" alt=\"\u4e0d\u898f\u5247\u78c1\u77f3\u30b5\u30d7\u30e9\u30a4\u30e4\u30fc\" width=\"788\" height=\"638\" srcset=\"https:\/\/nbaem.com\/wp-content\/uploads\/2022\/06\/irregular-magnet-supplier-177x142.png 177w, https:\/\/nbaem.com\/wp-content\/uploads\/2022\/06\/irregular-magnet-supplier-200x162.png 200w, https:\/\/nbaem.com\/wp-content\/uploads\/2022\/06\/irregular-magnet-supplier-300x243.png 300w, https:\/\/nbaem.com\/wp-content\/uploads\/2022\/06\/irregular-magnet-supplier-400x324.png 400w, https:\/\/nbaem.com\/wp-content\/uploads\/2022\/06\/irregular-magnet-supplier-600x486.png 600w, https:\/\/nbaem.com\/wp-content\/uploads\/2022\/06\/irregular-magnet-supplier-768x622.png 768w, https:\/\/nbaem.com\/wp-content\/uploads\/2022\/06\/irregular-magnet-supplier.png 788w\" sizes=\"(max-width: 788px) 100vw, 788px\" \/><\/p>\n<p>\u7279\u306bNdFeB\u30bf\u30a4\u30d7\u306eHDD\u30de\u30b0\u30cd\u30c3\u30c8\u306f\u3001\u5358\u306a\u308b\u30b9\u30c8\u30ec\u30fc\u30b8\u90e8\u54c1\u4ee5\u4e0a\u306e\u3082\u306e\u3067\u3001\u53d6\u308a\u51fa\u3057\u305f\u5f8c\u306f\u5275\u9020\u7684\u306a\u7528\u9014\u304c\u8c4a\u5bcc\u3067\u3059\u3002\u9069\u5207\u306a\u5de5\u5177\u304c\u3042\u308c\u3070\u3001\u53e4\u3044HDD\u304b\u3089\u3053\u308c\u3089\u306e\u5f37\u529b\u306a\u78c1\u77f3\u3092\u5b89\u5168\u306b\u53d6\u308a\u51fa\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u5c0f\u3055\u306a\u306d\u3058\u56de\u3057\u30bb\u30c3\u30c8\u3001\u30da\u30f3\u30c1\u3001\u624b\u888b\u304c\u5fc5\u8981\u3067\u3001\u6307\u3092\u5f37\u3044\u5f15\u529b\u304b\u3089\u4fdd\u8b77\u3057\u307e\u3059\u3002<\/p>\n<p>\u53d6\u308a\u51fa\u3057\u305f\u5f8c\u3001\u3053\u308c\u3089\u306e\u30a2\u30fc\u30c1\u72b6HDD\u30de\u30b0\u30cd\u30c3\u30c8\u306f\u591a\u304f\u306e\u5b9f\u7528\u7684\u306a\u7528\u9014\u306b\u5f79\u7acb\u3061\u307e\u3059\uff1a<\/p>\n<ul>\n<li><strong>\u78c1\u77f3\u5de5\u5177\u30db\u30eb\u30c0\u30fc<\/strong> 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