{"meta":{"id":"https:\/\/api.iclient.ifeng.com\/ipadtestdoc?aid=ucms_7yiTyJ7kFTI","type":"doc","o":"1","documentId":"ucms_7yiTyJ7kFTI"},"body":{"newStatus":"1","documentId":"ucms_7yiTyJ7kFTI","staticId":"ucms_7yiTyJ7kFTI","title":"聚焦断桥铝门窗型材:穿条铝材和注塑铝材有何优劣势","shareTitle":"聚焦断桥铝门窗型材:穿条铝材和注塑铝材有何优劣势","thumbnail":"http:\/\/d.ifengimg.com\/w150_h106_q100\/img1.ugc.ifeng.com\/newugc\/20200806\/18\/wemedia\/b904d52d6d87c6010d276d8121e6c6ad5b98a8ca_size37_w494_h329.jpeg","source":"美之选门窗","author":"","editorcode":"weMedia","editTime":"2020-08-06 18:06:11","updateTime":"2020\/08\/06 18:06:11","wapurl":"http:\/\/\/\/feng.ifeng.com\/c\/7yiTyJ7kFTI","introduction":"","wwwurl":"http:\/\/\/\/feng.ifeng.com\/c\/7yiTyJ7kFTI","commentsUrl":"ucms_7yiTyJ7kFTI","commentCount":0,"text":"
在琳琅满目的门窗种类中,有一类门窗凭借高性能、高颜值的出众优势而独领风烧,它就是具备了节能、隔音、防噪、防尘、防水等功能的断桥铝门窗。<\/p>
断桥铝门窗,采用隔热断桥铝型材和中空玻璃,其热传导系数K值在3W\/m2•K以下,比普通门窗热量散失减少一半,降低取暖费用30%左右,隔声量达29分贝以上,水密性、气密性良好,均达国家A1类窗标准。<\/p>
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是什么带给了断桥铝门窗这么巨大的优势呢?答案就出在断桥铝门窗的材料隔热铝型材身上。<\/p>
随着建筑装饰行业的不断发展,高档楼宇及房屋对门窗幕墙的外观及性能的要求越来越高,隔热铝型材正是顺应着这一市场需求而迅速发展起来。<\/p>
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隔热铝型材主要有两种形式:穿条式隔热铝型材和注胶式隔热铝型材<\/p>
以上两者最大的不同是在于穿条式是使用尼龙玻璃纤维隔热条的铝型材,则是使用聚氨酯隔热胶的。<\/p>
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关于两者的优劣势,笔者接下来就围绕隔热性能、型材强度、制作成本三个方面进行一个深入浅出的介绍。<\/p>
隔热性能<\/p>
不管是K值(中国检测标准),还是U值(欧美检测标准),它们都是衡量系统门窗产品保温隔热性能的重要参数。K、U值作为单位面积传热系数,是指1小时内,1平米窗户传输多少热量,也意味着数值越小越好。<\/p>
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比如K值越大,门窗隔热性能也就越差;K值越小,门窗隔热性能也就越好。<\/p>
<\/p>
注胶式隔热铝材的核心-隔热胶的K值是0.12。而穿条式隔热铝材的核心-PA66+空气(或条形填充物)的K值比隔热胶大一些。从而使得注胶隔热铝材和隔热门窗的U值均低于穿条式隔热铝材和隔热门窗。<\/p>
由于注胶式隔热铝材的槽口为实体,减少了空气对流传导的因素,因此注胶式的隔热略优。<\/p>
型材强度<\/p>
隔热铝材能否作为主承重载体而用于大型和高层建筑用窗或幕墙的关键之一,是隔热铝材的强度(或复合惯性矩)能否达到规定。<\/p>
穿条式隔热铝型材本身是通过两次挤压成形的,之后将隔热条穿到两块铝型材的工艺槽内,再经过辊压,使得材料结构发生变化。其产生应力使型材的整体强度差,这样的工艺就限制了隔热材料的强度不能高,甚至有时用于型材硬度稍大而产生明显的裂纹或断裂使之成为废品。<\/p>
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穿条式隔热铝型材<\/p>
注胶式隔热铝型材,则是采用一次性挤出工艺,这样一来减少了模具数量,二来还有效避免了工艺缺陷等问题。<\/p>
<\/p>
注胶式隔热铝型材<\/p>
铝型材硬度允许达到钳式硬度13以上,而穿条工艺的铝型材硬度允许在钳式硬度10左右。注胶式隔热铝型材是一次性把浇注胶浇注到铝型材隔热槽内固化形成隔热桥。<\/p>
由于浇注胶的高粘合性,隔热桥与铝型材完全粘结成为一体,所以此工艺的隔热铝型材强度高。<\/p>
制作成本<\/p>
眼看注胶式隔热铝型材的隔热性能、型材强度都比穿条式隔热铝型材更有优势,那么很多消费者也许会疑惑,前者会不会比后者更贵?<\/p>
其实答案正好相反。<\/p>
<\/p>
由于注胶隔热结构和穿条隔热结构的设计规定尺寸有所差异,在相同腔体设计、相同壁厚的前提下,注胶隔热铝材的米重均小于穿条隔热铝材米重。<\/p>
而对于设计相同、中空玻璃配置也相同的隔热铝型材来讲,注胶式隔热铝合金门窗的重量也大大低于穿条式隔热铝合金门窗的重量。<\/p>
<\/p>
对于隔热铝合金门窗的平米单价而言,重量是一个重要的衡量标准,在注塑隔热铝合金门窗重量更轻的优势下,其成本也满足了广大消费者对于铝合金门窗的合理预算。<\/p>","img":[{"url":"http:\/\/d.ifengimg.com\/mw640_q100\/x0.ifengimg.com\/res\/2020\/20779DB10472B629493BBBEE3EE9D036CF160465_size74_w640_h427.jpeg","size":{"width":"640","height":"427"}},{"url":"http:\/\/d.ifengimg.com\/mw640_q100\/x0.ifengimg.com\/res\/2020\/00437B0A66A143EA3E4C7A34BBF5567CA6DA7EE7_size52_w640_h364.jpeg","size":{"width":"640","height":"364"}},{"url":"http:\/\/d.ifengimg.com\/mw640_q100\/x0.ifengimg.com\/res\/2020\/95406EDBE23C2539A918266D955BE9A20803BA8C_size25_w640_h427.jpeg","size":{"width":"640","height":"427"}},{"url":"http:\/\/d.ifengimg.com\/mw640_q100\/x0.ifengimg.com\/res\/2020\/EBE14C2F5D0A64AE2745FCBE02A3A50FD88C91C9_size32_w640_h412.jpeg","size":{"width":"640","height":"412"}},{"url":"http:\/\/d.ifengimg.com\/mw640_q100\/x0.ifengimg.com\/res\/2020\/962B821B8CC15E773D83CBFE71B4DE6BC4B30BA7_size45_w640_h427.jpeg","size":{"width":"640","height":"427"}},{"url":"http:\/\/d.ifengimg.com\/mw640_q100\/x0.ifengimg.com\/res\/2020\/67E869943FF98646915DC2EA8DA31B074D6FAC6A_size7_w275_h281.jpeg","size":{"width":"275","height":"281"}},{"url":"http:\/\/d.ifengimg.com\/mw640_q100\/x0.ifengimg.com\/res\/2020\/5A005B3A9CBE56E7820D702F8C72D3D7A9A4A032_size8_w283_h300.jpeg","size":{"width":"283","height":"300"}},{"url":"http:\/\/d.ifengimg.com\/mw640_q100\/x0.ifengimg.com\/res\/2020\/824A0B1E1A8EFCC998C77AD2BBBB71E20539DA60_size64_w640_h427.jpeg","size":{"width":"640","height":"427"}},{"url":"http:\/\/d.ifengimg.com\/mw640_q100\/x0.ifengimg.com\/res\/2020\/2B851132DAE41DF682B4F2F38325968910D457A4_size54_w640_h427.jpeg","size":{"width":"640","height":"427"}}],"summary":"在琳琅满目的门窗种类中,有一类门窗凭借高性能、高颜值的出众优势而独领风烧,它就是具备了节能、隔音、防噪、防尘、防水等功能的断桥铝门窗。断桥铝门窗,采用隔热断桥铝","sharesummary":"在琳琅满目的门窗种类中,有一类门窗凭借高性能、高颜值的出众优势而独领风烧,它就是具备了节能、隔音、防噪、防尘、防水等功能的断桥铝门窗。断桥铝门窗,采用隔热断桥铝","commentType":"0","wemediaEAccountId":"891654","showclient":"0","shareurl":"https:\/\/ishare.ifeng.com\/c\/s\/v002lbaz8d7XtS3SOMwvkEgv2UXIuxcd4k8C5EuRbfZoAsE__","praise":"0","like_num":"0"}}