{"id":205,"date":"2025-07-30T08:35:01","date_gmt":"2025-07-30T07:35:01","guid":{"rendered":"https:\/\/polyisofactory.com\/?p=205"},"modified":"2025-07-30T08:35:07","modified_gmt":"2025-07-30T07:35:07","slug":"%e9%9b%99%e5%b1%a4%e6%b3%a1%e6%b2%ab%e9%9a%94%e7%86%b1%e6%9d%bf","status":"publish","type":"post","link":"https:\/\/polyisofactory.com\/zh\/knowledge\/double-up-foam-board-insulation\/","title":{"rendered":"\u60a8\u53ef\u4ee5\u5c07\u767c\u6ce1\u677f\u9694\u71b1\u5c64\u52a0\u500d\u55ce\uff1f\u00a0"},"content":{"rendered":"<p><strong>\u662f\u7684\uff0c\u60a8\u7d55\u5c0d\u53ef\u4ee5\u5c07\u6ce1\u6cab\u677f\u9694\u71b1\u5c64\u52a0\u500d\u3002<\/strong>\u9019\u6a23\u505a\u53ef\u5927\u5e45\u63d0\u5347\u5efa\u7bc9\u7269\u7684\u71b1\u963b (R-\u503c)\u3001\u963b\u64cb\u66f4\u591a\u71b1\u50b3\u5c0e\u4e26\u964d\u4f4e\u80fd\u6e90\u6210\u672c\u3002\u4f8b\u5982\uff0c\u7814\u7a76\u986f\u793a\uff0c\u4f7f\u7528\u6ce1\u6cab\u9694\u71b1\u6750\u8cea\u7684\u96d9\u5c64\u5c4b\u9802\u7d50\u69cb\uff0c\u53ef\u5c07\u5ba4\u5167\u8207\u5ba4\u5916\u7684\u6eab\u5dee\u5e73\u5747\u964d\u4f4e 3.43\u00b0C\uff0c\u5373\u71b1\u6027\u80fd\u63d0\u5347 68%\u3002\u7136\u800c\uff0c\u6210\u529f\u8207\u5426\u53d6\u6c7a\u65bc\u6b63\u78ba\u7684\u5b89\u88dd\u6280\u8853\u3001\u6750\u6599\u76f8\u5bb9\u6027\u53ca\u7d50\u69cb\u8003\u616e\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/polyisofactory.com\/wp-content\/uploads\/2025\/07\/double-up-foam-board-insulation-1024x768.webp\" alt=\"\u96d9\u5c64\u6ce1\u6cab\u9694\u71b1\u677f\" class=\"wp-image-206\" srcset=\"https:\/\/polyisofactory.com\/wp-content\/uploads\/2025\/07\/double-up-foam-board-insulation-1024x768.webp 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href=\"https:\/\/polyisofactory.com\/zh\/%e7%9f%a5%e8%ad%98\/%e8%81%9a%e7%95%b0%e6%b0%b0%e8%84%b2%e9%85%b8%e9%85%af%e6%98%af%e5%90%a6%e6%9c%83%e9%9a%a8%e8%91%97%e6%99%82%e9%96%93%e7%9a%84%e6%8e%a8%e7%a7%bb%e8%80%8c%e5%a4%b1%e5%8e%bb%e5%83%b9%e5%80%bc%ef%bc%9f\/\" data-type=\"link\" data-id=\"https:\/\/polyisofactory.com\/knowledge\/does-polyiso-lose-r-value-over-time-the-science-explained\/\">R \u503c<\/a><\/strong>:\u6bcf\u5c64\u90fd\u6703\u589e\u52a0\u81ea\u5df1\u7684 R \u503c\uff08\u71b1\u963b\uff09\u3002\u4f8b\u5982\uff0c\u7d50\u5408\u5169\u7247 2 \u540b XPS \u677f (\u6bcf\u7247 R-10) \u53ef\u4ee5\u9054\u5230 ~R-20\uff0c\u5927\u5e45\u6e1b\u5c11\u71b1\u6d41\u3002<\/p>\n\n\n\n<p><strong>\u6d88\u9664\u5dee\u8ddd<\/strong>:\u5c64\u8207\u5c64\u4e4b\u9593\u7684\u63a5\u7e2b\u4ea4\u932f\uff0c\u53ef\u963b\u9694\u71b1\u6a4b - \u71b1\u80fd\u900f\u904e\u7e2b\u9699\u6216\u63a5\u7e2b\u6563\u9038\u3002<\/p>\n\n\n\n<p><strong>\u6fd5\u6c23\u8207\u51b7\u51dd\u63a7\u5236<\/strong>:\u5bc6\u5c01\u826f\u597d\u7684\u96d9\u5c64\u53ef\u4f5c\u70ba\u5805\u56fa\u7684\u9694\u6c7d\u5c64\uff0c\u9632\u6b62\u9593\u9699\u51b7\u51dd\uff08\u6fd5\u6c23\u56f0\u5728\u5c64\u9593\uff09\uff0c\u9019\u662f\u55ae\u5c64\u7d50\u69cb\u5e38\u898b\u7684\u6545\u969c\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u5982\u4f55\u52a0\u500d\u4f7f\u7528\u6ce1\u6cab\u677f\u9694\u71b1\uff1a4 \u500b\u95dc\u9375\u6b65\u9a5f<\/h2>\n\n\n\n<p>\u6b63\u78ba\u7684\u5b89\u88dd\u65b9\u5f0f\u53ef\u78ba\u4fdd\u6700\u9ad8\u6548\u7387\uff0c\u4e26\u907f\u514d\u6fd5\u6c23\u5806\u7a4d\u6216\u7d50\u69cb\u61c9\u529b\u7b49\u96b1\u60a3\uff1a<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u5bc6\u5c01\u6240\u6709\u63a5\u7e2b<\/strong>:<\/h3>\n\n\n\n<p>\u4f7f\u7528\u9ad8\u54c1\u8cea\u7684\u6ce1\u6cab\u76f8\u5bb9\u81a0\u5e36 (\u4f8b\u5982\u92c1\u7b94\u81a0\u5e36) \u6216\u6db2\u9ad4\u5bc6\u5c01\u5291\u5857\u5728\u63a5\u7e2b\u8655\u3002\u00a0<strong>\u7b2c\u4e00\u5c64<\/strong>.\u9019\u53ef\u4ee5\u9632\u6b62\u6f0f\u6c23\u800c\u7834\u58de\u9694\u71b1\u6548\u679c\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u4ea4\u932f\u63a5\u7e2b<\/strong>:<\/h3>\n\n\n\n<p>\u5b89\u88dd\u00a0<strong>\u7b2c\u4e8c\u5c64<\/strong>\u00a0\u63a5\u7e2b\u8207\u7b2c\u4e00\u5c64\u7684\u63a5\u7e2b\u81f3\u5c11\u76f8\u9694 12-24 \u82f1\u540b\u3002\u9019\u6a23\u53ef\u4ee5\u6d88\u9664\u71b1\u91cf\u76f4\u63a5\u6563\u767c\u7684\u9014\u5f91\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u7a69\u56fa\u9ecf\u8cbc<\/strong>:<\/h3>\n\n\n\n<p>\u4f7f\u7528\u6ce1\u6cab\u677f\u5c08\u7528\u7684\u6a5f\u68b0\u7dca\u56fa\u4ef6\uff08\u659c\u9762\u87ba\u7d72\uff09\u6216\u5efa\u7bc9\u7c98\u5408\u5291\u3002\u907f\u514d\u58d3\u7e2e\u6ce1\u6cab\uff0c\u4ee5\u514d\u964d\u4f4e R \u503c\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u8003\u616e\u9762\u5411<\/strong>:<\/h3>\n\n\n\n<p>\u5982\u679c\u4f7f\u7528\u9762\u677f\uff08\u92c1\u7b94\u6216\u5851\u81a0\u5857\u5c64\uff09\uff0c\u8acb\u5c07\u9762\u677f\u5411\u5167\u653e\u7f6e\uff08\u5c64\u8207\u5c64\u4e4b\u9593\uff09\uff0c\u4ee5\u9632\u6b62\u6c34\u84b8\u6c23\u6eef\u7559\u3002<\/p>\n\n\n\n<p>\u672a\u8986\u9762\u7684\u6728\u677f\u6bd4\u8f03\u5bb9\u6613\u96d9\u9762\u4f7f\u7528\uff0c\u4f46\u5728\u6f6e\u6fd5\u7684\u6c23\u5019\u4e0b\u9700\u8981\u53e6\u52a0\u9694\u6c7d\u5c64\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u4f55\u6642\u52a0\u500d\u6548\u679c\u6700\u4f73\uff1a\u61c9\u7528\u8207\u6750\u8cea\u76f8\u5bb9\u6027<\/h2>\n\n\n\n<p>\u4e26\u975e\u6240\u6709\u6ce1\u6cab\u677f\u90fd\u540c\u6a23\u9069\u5408\u96d9\u9762\u4f7f\u7528\u3002\u4e3b\u8981\u6307\u5f15\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>XPS (\u64e0\u51fa\u805a\u82ef\u4e59\u70ef)<\/strong>:\u9069\u7528\u65bc\u52a0\u500d\u3002\u9ad8\u6297\u58d3\u5f37\u5ea6\uff08\u9ad8\u9054 500 kPa\uff09\u53ef\u61c9\u4ed8\u5806\u758a\u8ca0\u8377\uff0c\u4f4e\u5438\u6c34\u6027\uff08&lt;1%\uff09\u53ef\u9632\u6b62\u964d\u89e3\u3002<\/li>\n\n\n\n<li><strong>EPS (\u767c\u6ce1\u805a\u82ef\u4e59\u70ef)<\/strong>:\u8acb\u8b39\u614e\u4f7f\u7528\u3002\u5bc6\u5ea6\u8f03\u4f4e\u7684 EPS\uff08\u4f8b\u5982 1.5-2.5 pcf\uff09\u53ef\u80fd\u6703\u5728\u7b2c\u4e8c\u5c64\u7684\u91cd\u91cf\u4e0b\u88ab\u58d3\u7e2e\u3002\u5929\u82b1\u677f\u6216\u5c4b\u9802\u61c9\u9078\u7528\u9ad8\u5bc6\u5ea6 EPS (&gt;3 pcf)\u3002<\/li>\n\n\n\n<li><strong><a href=\"https:\/\/polyisofactory.com\/zh\/%e9%9a%94%e7%86%b1\/%e8%81%9a%e9%86%9a\/\">\u805a\u919a\u781c<\/a><\/strong>:\u76f8\u5bb9\uff0c\u4f46\u907f\u514d\u5806\u758a\u5728\u71b1\u6e90\u9644\u8fd1 (&gt;190\u00b0F)\u3002\u5176\u6bcf\u82f1\u540b\u8f03\u9ad8\u7684 R \u503c (R-6-6.5) \u4f7f\u5176\u5728\u8584\u96d9\u5c64\u6642\u4e5f\u80fd\u767c\u63ee\u529f\u6548\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u907f\u514d\u52a0\u500d\uff1a\u5728\u72f9\u7a84\u7684\u7a7a\u8154\uff08\u5982\u7246\u91d8\u69fd\uff09\u4e2d\uff0c\u539a\u5ea6\u53ef\u80fd\u6703\u963b\u7919\u5e03\u7dda\/\u901a\u98a8\u3002\u8acb\u4f7f\u7528\u8f03\u539a\u7684\u55ae\u677f\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u6027\u80fd\u589e\u76ca\uff1aR-Value \u63d0\u5347\u4e86\u591a\u5c11\uff1f<\/h2>\n\n\n\n<p>\u52a0\u500d\u4e0d\u53ea\u662f\u589e\u52a0 R \u503c\uff0c\u800c\u662f\u900f\u904e\u6e1b\u5c11\u71b1\u6a4b\u4f86\u500d\u589e\u6548\u80fd\uff1a<\/p>\n\n\n\n<p><strong>\u7406\u8ad6\u6536\u76ca\u8207\u5be6\u969b\u6536\u76ca<\/strong>:\u5169\u584a R-10 \u677f\u7406\u8ad6\u4e0a\u53ef\u9054\u5230 R-20\u3002\u5982\u679c\u63a5\u7e2b\u4ea4\u932f\u5f97\u5b9c\uff0c\u7531\u65bc\u9593\u9699\u6700\u5c0f\uff0c\u5be6\u969b\u6548\u80fd\u53ef\u9054 ~R-19\u3002<\/p>\n\n\n\n<p><strong>\u53cd\u5149\u589e\u5f37<\/strong>:\u65b0\u589e\u4e00\u500b\u00a0<strong>\u92c1\u7b94\u5c64<\/strong>\u00a0\u6ce1\u6cab\u677f\u4e4b\u9593\u3002\u7814\u7a76\u986f\u793a\uff0c\u53cd\u5c04\u8868\u9762\u53ef\u6e1b\u5c11\u9ad8\u9054 97% \u7684\u8f3b\u5c04\u71b1\u50b3\u5c0e\uff0c\u64f4\u5927\u6574\u9ad4 R \u503c\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u91cd\u91cf\u8207\u7a7a\u9593\uff1a\u5be6\u969b\u8003\u616e\u56e0\u7d20<\/h2>\n\n\n\n<p><strong>\u7d50\u69cb\u8ca0\u8f09<\/strong>:\u52a0\u500d 1 \u540b XPS \u6703\u589e\u52a0 ~2.5-4 lbs\/sf\u3002\u78ba\u4fdd\u5929\u82b1\u677f\/\u5c4b\u9802\u53ef\u4ee5\u652f\u6490\uff08\u820a\u5efa\u7bc9\u7269\u8acb\u8aee\u8a62\u5de5\u7a0b\u5e2b\uff09\u3002<\/p>\n\n\n\n<p><strong>\u7a7a\u9593\u6b0a\u8861<\/strong>:\u96d9\u5c64 2 \u540b\u5857\u5c64\u6703\u6d88\u8017 4 \u540b\u7684\u6df1\u5ea6\u3002\u66ff\u4ee3\u65b9\u6848\u5982\u00a0<strong>\u96d9\u53cd\u5c04\u9694\u71b1\u5c64<\/strong>\u00a0(\u539a\u5ea6\u50c5 0.2 \u82f1\u540b\uff09\u63d0\u4f9b\u985e\u4f3c\u7684 R-6-8\uff0c\u4e26\u5c07\u7a7a\u9593\u640d\u5931\u6e1b\u81f3\u6700\u4f4e\uff0c\u975e\u5e38\u9069\u5408\u4f4e\u6de8\u7a7a\u5340\u57df\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u6ce1\u6cab\u677f\u52a0\u500d\u7684\u66ff\u4ee3\u65b9\u6848<\/h2>\n\n\n\n<p>\u5982\u679c\u539a\u5ea6\u6216\u91cd\u91cf\u904e\u91cd\uff0c\u8acb\u8003\u616e\uff1a<\/p>\n\n\n\n<p><strong>\u6df7\u5408\u7d55\u7de3<\/strong>:\u5c07 1 \u5c64\u6ce1\u6cab\u8207\u00a0<strong>\u53cd\u5149\u6ce1\u6ce1\u7b94<\/strong>\u00a0(\u4f8b\u5982\uff1a <a href=\"https:\/\/polyisofactory.com\/zh\/%e7%94%a2%e5%93%81\/%e9%8b%81%e7%ae%94%e9%9d%a2%e6%9d%90%e8%81%9a%e7%95%b0%e6%b0%b0%e8%84%b2%e9%85%b8%e9%85%af%e6%b3%a1%e6%b2%ab%e6%9d%bf%e9%9a%94%e7%86%b1%e9%ab%98%e6%80%a7%e8%83%bd%e7%86%b1%e8%83%bd%e8%a7%a3%e6%b1%ba\/\" data-type=\"link\" data-id=\"https:\/\/polyisofactory.com\/products\/foil-faced-polyiso-foam-board-insulation-high-performance-thermal-solution\/\">\u7b94\u9762\u805a\u7570\u77fd\u81a0\u6ce1\u6cab\u677f<\/a>).\u539a\u5ea6\u70ba 5\/16 \u82f1\u540b\u6642\u53ef\u9054 R-12-14\u3002<\/p>\n\n\n\n<p><strong>\u5674\u9727\u767c\u6ce1 + \u677f<\/strong>:\u4f7f\u7528\u5674\u9727\u6ce1\u68c9\u5bc6\u5c01\u7e2b\u9699\uff0c\u7136\u5f8c\u518d\u6dfb\u52a0\u4e00\u584a\u6ce1\u68c9\u677f\u3002\u6d88\u9664\u71b1\u6a4b\u7684\u6548\u679c\u6bd4\u55ae\u7368\u52a0\u500d\u66f4\u597d\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u5224\u65b7\uff1a\u4f55\u6642\u61c9\u8a72\u52a0\u500d\uff1f<\/h2>\n\n\n\n<p>\u52a0\u500d\u6ce1\u6cab\u677f\u9694\u71b1\u662f\u00a0<strong>\u9ad8\u6548<\/strong>\u00a0\u70ba\uff1a<\/p>\n\n\n\n<p>\u2705\u00a0<strong>\u5c4b\u9802\/\u5730\u677f<\/strong>\u00a0\u9700\u8981\u9ad8 R 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