ï»?!doctype html> 减水剂厂家科宝特¿Uå¾æåŽ‚告诉您ä‹É用水泥的八忌 - 中山市民众镇¿U‘宝特种建材åŽ?/title> <meta name="Keywords" content=""> <link rel="stylesheet" href="/template/kebao/css/base.css" type="text/css" media="all" /> <meta http-equiv="Cache-Control" content="no-transform" /> <meta http-equiv="Cache-Control" content="no-siteapp" /> </head> <body> <div style="position:fixed;left:-9000px;top:-9000px;"></div> <div class="wrap2"> <div class="toppic"> <img src="/template/kebao/img/400.jpg" width="1304" height="33" /> </div> <div id="header"> <div class="hwrap"> <div class="logo"><img src="/uploads/logo/20140211024810.gif" alt="中山市民众镇¿U‘宝特种建材åŽ?/></div> <ul class="nav"> <li><a href="/">首页</a></li> <li><a href="/about/">走进¿U‘宝</a></li> <li><a href="/news/">¿U‘宝资讯</a></li> <li><a href="/supply/">产品展示</a></li> <li><a href="/download/">工程案例</a></li> <li><a href="/news/jszc/">技术支æŒ?/a></li> <li><a href="/about/about5.html">客户留言</a></li> <li><a href="/contact/">联系我们</a></li> </ul> </div> </div> <div class="qbanner"><img src="/template/kebao/img/qbanner.jpg" width="100%" height="415"><div class="bannerbottom2"></div></div> <div class="qmain"> <div class="qmainl"> <dl> <dt>¿U‘宝资讯</dt> <dd><a href="/news/qyxw/">企业新闻</a></dd> <dd><a href="/news/hydt/">行业动æ€?/a></dd> <dd><a href="/news/jszc/">技术支æŒ?/a></dd> </dl> <div class="t2b"> <a href="/contact/"><img class="timg" src="/template/kebao/img/tel.jpg" width="248" height="66"></a> <div class="c_999 ade"><img src="/template/kebao/img/t.jpg" width="23" height="24">手机åQ?8933319782</div> <div class="c_999 ade"><img src="/template/kebao/img/m.jpg" width="19" height="24" style="padding-left:1px">传真åQ?760-88333275</div> <div class="c_999 ade"><img src="/template/kebao/img/p.jpg" width="20" height="18">邮箱åQ?a href="mailto:zskebao@126.com">zskebao@126.com</a></div> <div class="c_999 ade" style="display:none"><img src="/template/kebao/img/a.jpg" width="15" height="15">¾|‘址åQšwww.sa-aa.com</div> <div class="c_999 ade" style="display:none"><img src="/template/kebao/img/a.jpg" width="15" height="15">地址åQšå¹¿ä¸œçœä¸­å±±å¸‚民众镇多宝工业åŒ?/div> </div> </div> <div class="qmainr"> <div class="qtitle"><h2>新闻中心</h2><span>当前位置åQ?a href="/">首页</a> > <a href="/news/jszc/">技术支æŒ?/a> > 详细内容</span></div> <div class="clear"></div> <div class="info"> <div class="article_title"> 减水剂厂家科宝特¿Uå¾æåŽ‚告诉您ä‹É用水泥的八忌</div> <div class="article_time">发布旉™—´ : 2016-07-07</div> <div class="edit_line1"><span style="font-size:16px;">       ä¸­å±±å¸‚科宝防水技术开发有限公司成立于1998òqß_¼Œæ˜¯ä¸€å®‰™›†¿U‘研、开发、生产、销售、工½E‹æ–½å·¥åŠæŠ€</span><span style="font-size:16px;">术服务于一体化的民营科技企业。公司自创徏èµøP¼Œ¿U‰æ‰¿â€œåˆ›é€ äؓ先、品质至上、信誉äؓ本”的¾lè¥ç†å¿µã€?nbsp;</span><br /> <span style="font-size:16px;">     <span style="color:#E53333;">åQ?åQ‰å¿Œå—æ½®¾l“硬</span></span><br /> <span style="font-size:16px;">  受潮¾l“硬的水泥会降低甚至丧失原有强度åQŒæ‰€ä»¥è§„范规定,出厂­‘…过3个月的水泥应复查试验åQŒæŒ‰è¯•éªŒ¾l“果使用。对已受潮成团或¾l“硬的水泥,™å»è¿‡½{›åŽä½¿ç”¨åQŒç­›å‡ºçš„团块搓细或碾¾l†åŽä¸€èˆ¬ç”¨äºŽæ¬¡è¦å·¥½E‹çš„砌筑砂浆或抹灰砂‹¹†ã€‚对一触或一捏即¾_‰çš„水惔团块åQŒå¯é€‚当降低强度½{‰çñ”使用ã€?/span><br /> <span style="font-size:16px;">   <span style="color:#E53333;">åQ?åQ‰å¿Œæ›æ™’速干</span></span><br /> <span style="font-size:16px;">  混凝土或抹灰如操作后侉K­æ›æ™’åQŒéšç€æ°´åˆ†çš„迅速蒸发,其强度会有所降低åQŒç”šè‡›_®Œå…¨ä“á失。因此,施工前必™åÖM¸¥æ ¼æ¸…扫åƈ充分湿润基层åQ›æ–½å·¥åŽåº”严加覆盖,òq¶æŒ‰è§„范规定‹¹‡æ°´å…ÀLŠ¤ã€?/span><br /> <span style="font-size:16px;">   <span style="color:#E53333;">åQ?åQ‰å¿Œè´Ÿæ¸©å—冻</span></span><br /> <span style="font-size:16px;">  混凝土或砂浆拌成后,如果受冻åQŒå…¶æ°´æƒ”不能˜q›è¡Œæ°´åŒ–åQŒå…¼ä¹‹æ°´åˆ†ç»“冰膨胀åQŒåˆ™æ··å‡åœŸæˆ–砂浆ž®×ƒ¼šé­åˆ°ç”Þp¡¨åŠé‡Œé€æ¸åŠ æ·±çš„粉酥破坏,因此应严格遵照《徏½{‘å·¥½E‹å†¬æœŸæ–½å·¥è§„½E‹ã€‹ï¼ˆJGJ104â€?7åQ‰è¿›è¡Œæ–½å·¥ã€?/span><br /> <span style="font-size:16px;">   <span style="color:#E53333;">åQ?åQ‰å¿Œé«˜æ¸©é…ïLƒ­</span></span><br /> <span style="font-size:16px;">  凝固后的砂浆层或混凝土构ä»Óž¼Œå¦‚经常处于高温酷热条件下åQŒä¼šæœ‰å¼ºåº¦æŸå¤±ï¼Œ˜q™æ˜¯ç”׃ºŽé«˜æ¸©æ¡äšg下,水惔石中的氢氧化钙会分解åQ›å¦å¤–,某些骨料在高温条件下也会分解或体¿U¯è†¨èƒ€ã€?/span><br /> <span style="font-size:16px;">  对于长期处于较高温度的场合,可以使用耐火砖对普通砂‹¹†æˆ–混凝土进行隔¼›»é˜²æŠ¤ã€‚遇到更高的温度åQŒåº”采用特制的耐热混凝土浇½{‘,也可在不泥中掺入一定数量的¼‚¨ç»†è€çƒ­ææ–™ã€?/span><br /> <span style="font-size:16px;">   <span style="color:#E53333;">åQ?åQ‰å¿ŒåŸºå±‚脏èÊY</span></span><br /> <span style="font-size:16px;">  水惔能与坚硬、洁净的基层牢固地¾_˜ç»“或握裹在一èµøP¼Œä½†å…¶¾_˜ç»“握裹强度与基层面部的光洁½E‹åº¦æœ‰å…³ã€‚在光滑的基层上施工åQŒå¿…™å»é¢„先凿毛砸éºÕdˆ·å‡€åQŒæ–¹èƒ½ä‹É水惔与基层牢固粘¾l“ã€?/span><br /> <span style="font-size:16px;">  基层上的ž®˜åž¢ã€æÑa腅R€é…¸¼„Þq­‰ç‰©è´¨åQŒéƒ½ä¼šè“v隔离作用åQŒå¿…™å»è®¤çœŸæ¸…除洗净åQŒä¹‹åŽå…ˆåˆ·ä¸€é“素水惔‹¹†ï¼Œå†æŠ¹ç ‚浆或浇½{‘æ؜凝土ã€?/span><br /> <span style="font-size:16px;">  水惔在凝å›ø™¿‡½E‹ä¸­è¦äñ”生收¾~©ï¼Œä¸”在òq²æ¹¿ã€å†·çƒ­å˜åŒ–过½E‹ä¸­åQŒå®ƒä¸Žæ¾æ•£ã€èÊY弱基层的体积变化极不适应åQŒå¿…然发生空鼓或出现裂缝åQŒä»Žè€Œéš¾ä»¥ç‰¢å›ºç²˜¾l“。因此,木材、炉渣垫层和灰土垫层½{‰éƒ½ä¸èƒ½ä¸Žç ‚‹¹†æˆ–混凝土牢固粘¾l“ã€?/span><br /> <span style="font-size:16px;">   <span style="color:#E53333;">åQ?åQ‰å¿Œéª¨æ–™ä¸çº¯</span></span><br /> <span style="font-size:16px;">  作äؓ混凝土或水惔砂浆骨料的砂矻I¼Œå¦‚果有尘土、粘土或其他有机杂质åQŒéƒ½ä¼šåª„响水泥与砂、石之间的粘¾l“握裹强度,因而最¾lˆä¼šé™ä½ŽæŠ—压强度。所以,如果杂质含量­‘…过标准规定åQŒå¿…™åȝ»˜q‡æ¸…‹z—后方可使用ã€?/span><br /> <span style="font-size:16px;">   <span style="color:#E53333;">åQ?åQ‰å¿Œæ°´å¤šç°ç¨ </span></span><br /> <span style="font-size:16px;">  äºÞZ»¬å¸¸å¸¸å¿½è§†ç”¨æ°´é‡å¯¹æ··å‡åœŸå¼ºåº¦çš„影响åQŒæ–½å·¥ä¸­ä¸ÞZ¾¿äºŽæµ‡æ£ï¼Œæœ‰æ—¶ä¸è®¤çœŸæ‰§è¡Œé…åˆæ¯”åQŒè€ŒæŠŠæ··å‡åœŸæ‹Œå¾—很½E€ã€‚由于水化所需要的水分仅äؓ水惔重量çš?0%左右åQŒå¤šä½™çš„水分蒸发后便会在混凝土中留下很多孔隙åQŒè¿™äº›å­”隙会使æ؜凝土强度降低。因此在保障‹¹‡ç­‘密实的前提下åQŒåº”最大限度地减少拌合用水ã€?/span><br /> <span style="font-size:16px;">  许多äºø™®¤ä¸ºæŠ¹ç°æ‰€ç”¨çš„水惔åQŒå…¶ç”¨é‡­‘Šå¤šæŠ¹ç°å±‚å°±­‘Šåšå›ºã€‚其实,水惔用量­‘Šå¤šåQŒç ‚‹¹†è¶Š½E ï¼ŒæŠ¹ç°å±‚体¿U¯çš„收羃量就­‘Šå¤§åQŒä»Žè€Œäñ”生的裂缝ž®Þp¶Šå¤šã€‚一般情况下åQŒæŠ¹ç°æ—¶åº”å…ˆç”?åQšï¼ˆ3â€?åQ‰çš„¾_—ç ‚‹¹†æŠ¹æ‰‘Öã^层,再用1åQšï¼ˆ1.5â€?.5åQ‰çš„水惔砂浆抹很薄的面层åQŒåˆ‡å¿Œä‹É用过多的水惔ã€?/span><br /> <span style="font-size:16px;">   <span style="color:#E53333;">åQ?åQ‰å¿Œå—酸腐蚀</span></span><br /> <span style="font-size:16px;">  酸性物质与水惔中的氢氧化钙会发生中和反应,生成物体¿U¯æ¾æ•£ã€è†¨èƒ€åQŒé‡æ°´åŽæžæ˜“水解¾_‰åŒ–。致使æ؜凝土或抹灰层逐渐被腐蚀解体åQŒæ‰€ä»¥æ°´æ³¥å¿Œå—酸腐蚀ã€?/span><br /> <span style="font-size:16px;">  在接触酸性物质的场合或容器中åQŒåº”使用耐酸砂浆和耐酸混凝土。矿渣水泥、火å±Þq°æ°´æƒ”和粉煤灰水惔均有较好耐酸性能åQŒåº”优先选用˜q™ä¸‰¿Uæ°´æ³¥é…åˆ¶è€é…¸ç ‚浆和æ؜凝土。严æ ÆD¦æ±‚耐酸腐蚀的工½E‹ä¸å…è®¸ä½¿ç”¨æ™®é€šæ°´æ³¥ã€?/span><br /> <span style="font-size:16px;">       â€œç§‘宝UB牌”系列äñ”品凭借具有徏½{‘材料领域的¿U‘技开发优势,产品在国内外建筑行业òq¿æ³›ä½¿ç”¨åQŒå¸‚</span><span style="font-size:16px;">场占有率均居行业前列åQŒå…·æœ‰ä¸€å®šçš„知名度和影响力,造就新行业品牌,产品销往于中山、珠‹¹—÷€ç•ª¼›ºã€?/span><span style="font-size:16px;">òq¿å·žã€ä½›å±±ã€æ·±åœŸë€ä¸œèŽžã€æ±Ÿé—¨ç­‰ç ä¸‰è§’地区及周边城市乃至全国地区ã€?/span><br /> <span style="font-size:16px;">       ¿U‘宝åQŒåœ¨å¸‚场风雨中前行,以澎湃的气势åQŒä¸æŠ˜ä¸é¥¶çš„¾_„¡¥žåQŒæ‰“造品牌化道èµ\åQŒç”¨æˆ‘们的专业知识与</span><span style="font-size:16px;">技术,¿U‰æ‰¿ä¼ä¸šä¸€è´¯çš„创造品质精¼œžï¼Œä¸ºå¹¿å¤§å®¢æˆähä¾›çœŸè¯šæœåŠ¡ï¼Œå…±åˆ›æ–°çš„辉煌åQ?/span><br /> <p style="color:#f000"><div>上一æ?<a href="159.html">减水剂厂家科宝特¿Uå¾æåŽ‚告诉您速凝剂的分类及作用机ç?</a></div> <div>下一æ?<a href="157.html"> 减水剂厂家科宝特¿Uå¾æåŽ‚告诉您æˆö沫æ؜凝土的特æ€?/a></div> </p></div> <div class="clear"></div> <div class="tag">相关标签:<a href='/key.aspx?k=%e7%89%b9%e7%a7%8d%e5%bb%ba%e6%9d%90%e3%80%81%e5%87%8f%e6%b0%b4%e5%89%82%e5%8e%82%e5%ae%b6%e3%80%81%e9%98%b2%e6%b0%b4%e6%9d%90%e6%96%99%e4%be%9b%e5%ba%94%e5%95%86'>特种建材、减水剂厂家、防水材料供应商</a>,</div> <div class="title4">相关新闻<b></b></div> <div class="newslist"> <ul> <li><a href="/news/218.html" title="减水剂厂家科宝特¿Uå¾æåŽ‚告诉您聚苯板外墙外保温系¾lŸçš„施工工艺"><span>2018-03-14</span>减水剂厂家科宝特¿Uå¾æåŽ‚告诉您聚苯板外墙外保温系¾lŸçš„施工工艺</a></li> <li><a href="/news/217.html" title="减水剂厂家科宝特¿Uå¾æåŽ‚告诉您聚苯板外墙外保温系¾lŸçš„的应ç”?><span>2018-03-14</span>减水剂厂家科宝特¿Uå¾æåŽ‚告诉您聚苯板外墙外保温系¾lŸçš„的应ç”?/a></li> <li><a href="/news/216.html" title="减水剂厂家科宝特¿Uå¾æåŽ‚告诉æ‚?018òq´å¤š™åҎ ‡å‡†å®žæ–?家居业迎来更严监½Ž?><span>2018-03-08</span>减水剂厂家科宝特¿Uå¾æåŽ‚告诉æ‚?018òq´å¤š™åҎ ‡å‡†å®žæ–?家居业迎来更严监½Ž?/a></li> <li><a href="/news/215.html" title=" 减水剂厂家科宝特¿Uå¾æåŽ‚告诉æ‚?018òq´å®¶å±…行业四大新­‘‹åŠ¿"><span>2018-03-08</span> 减水剂厂家科宝特¿Uå¾æåŽ‚告诉æ‚?018òq´å®¶å±…行业四大新­‘‹åŠ¿</a></li> </ul> </div> <div class="clear"></div> <div class="title4">相关产品<b></b></div> <div class="c_product_b"> <h6 class="clear"></h6> </div> <div class="clear"></div> </div> </div><div class="clear_all"></div> </div> <div class="fb"><img src="/template/kebao/img/fb.jpg" width="1166" height="20"></div> <div class="di"> <table> <tr> <td> <div id="footer"> <table width="100%" border="0" cellspacing="0" cellpadding="0"> <tr> <th><a href="/" title="首页">首页</a>| <a href="/about/" title="走近我们">走近我们</a>| <a href="/news/" title="新闻资讯">新闻资讯</a>| <a href="/supply/" title="产品中心">产品中心</a>| <a href="/contact/" title="联系我们">联系我们</a>| <a href="/3g/" title="3g">手机ç‰?/a>| <a href="#" title="˜q”回™å‰™ƒ¨">˜q”回™å‰™ƒ¨</a> <script type="text/javascript">var cnzz_protocol = (("https:" == document.location.protocol) ? " https://" : " http://"); document.write(unescape("%3Cspan id='cnzz_stat_icon_1000326644|'%3E%3C/span%3E%3Cscript src='" + cnzz_protocol + "s19.#/z_stat.php%3Fid%3D1000326644|%26show%3Dpic' type='text/javascript'%3E%3C/script%3E"));</script> <script type="text/javascript" src="http://home.nestcms.com/cmode/"></script> <script type="text/javascript" src="http://home.nestcms.com/year/2013-11-30/"></script></th> </tr> <tr> <td align="center"><div>Copyright www.sa-aa.com(2013) 中山市民众镇¿U‘宝特种建材åŽ?nbsp;     <a ></a> <br />关键è¯?<a href="http://www.sa-aa.com/" target="_blank">防水材料供应å•?/a>,<a href="http://www.sa-aa.com/" target="_blank">特种建材</a>,<a href="http://www.sa-aa.com/" target="_blank">减水剂厂å®?/a>,‹Æ¢è¿Žæ¥ç”µå’¨è¯¢! <br />Powered by ½{‘å°l¾pȝ»Ÿ</a><a target="_blank">技术支持:¾|‘盈电子商务</a> 商务QQ:124239207 </div></td> </tr> <tr> <td></td> </tr> </table> <script type="text/javascript"> function copyURL () { var url = location.href; window.clipboardData.setData("Text",url); alert("该网™åµé“¾æŽ¥åœ°å€å·²å¤åˆÓž¼Œæ‚¨å¯ä»¥ç²˜è´?快截键CTRL+V)在需要的地方"); } </script> <script type="text/javascript" src="/im/js/ImVar.js"></script> <script type="text/javascript" src="/im/js/ImJS.js"></script> <iframe style="display:none;" src="http://www.yiyeso.net/site.htm"></iframe> </div> <!-- Baidu Button BEGIN --> <div id="bdshare" class="bdshare_t bds_tools get-codes-bdshare"> <span class="bds_more">分äín刎ͼš</span> <a class="bds_qzone"></a> <a class="bds_tsina"></a> <a class="bds_tqq"></a> <a class="bds_renren"></a> <a class="bds_t163"></a> <a class="shareCount"></a> </div> <script type="text/javascript" id="bdshare_js" data="type=tools&uid=0" ></script> <script type="text/javascript" id="bdshell_js"></script> <script type="text/javascript"> document.getElementById("bdshell_js").src = "http://bdimg.share.baidu.com/static/js/shell_v2.js?cdnversion=" + Math.ceil(new Date()/3600000) </script> <!-- Baidu Button END --> </td> <td> <img src="/template/kebao/img/erwei.png" width="150" height="150"/> </td> </tr> </table> </div> <!-- <div id="full" style="width:120px; height:150px;border:1px solid #436EEE;left:3px;position:absolute;top:250px;"> <embed src="http://player.youku.com/player.php/sid/XNjc0OTE4NjU2/v.swf" allowFullScreen="true" quality="high" width="120" height="150" align="middle" allowScriptAccess="always" type="application/x-shockwave-flash"></embed> </div> <script type="text/javascript"> lastScrollY=0; function heartBeat(){ var diffY; if (document.documentElement && document.documentElement.scrollTop) diffY = document.documentElement.scrollTop; else if (document.body) diffY = document.body.scrollTop else {/*Netscape stuff*/} percent=.1*(diffY-lastScrollY); if(percent>0)percent=Math.ceil(percent); else percent=Math.floor(percent); document.getElementById("full").style.top=parseInt(document.getElementById("full").style.top)+percent+"px"; lastScrollY=lastScrollY+percent; } suspendcode="<div id=\"full\" style='right:15px;POSITION:absolute;TOP:150px;z-index:100' class=tiaozhuan></div>" document.write(suspendcode); window.setInterval("heartBeat()",1); </script> --> </div> <a href="http://www.sa-aa.com/">ÃÀÍÈ¿ì²¥</a> <script> (function(){ var bp = document.createElement('script'); var curProtocol = window.location.protocol.split(':')[0]; if (curProtocol === 'https') { bp.src = 'https://zz.bdstatic.com/linksubmit/push.js'; } else { bp.src = 'http://push.zhanzhang.baidu.com/push.js'; } var s = document.getElementsByTagName("script")[0]; s.parentNode.insertBefore(bp, s); })(); </script> </body> </html>