外墙瓷砖翻新new.ppt

外墙瓷砖翻新
郭蕾
邹匹讶卧绿疗贬浩沿傻葫中材啼璃袁箔迈羹和站吩合而翼习柱触胎咨胎衬外墙瓷砖翻新newVersion 11/2007
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瓷砖外墙的主要缺陷 Main Defects of Tile Facade
失去原有的风采 Loss of Image;
污染严重、色彩不均匀及接缝积灰 Staining, Color difference and Dirty Joints;
表面龟裂 Crazing and Surface Cracking;
水的渗透及返潮 Water ration and Dampness;
水泥中钙的溶出 Efflorescence;
粘接破坏、瓷砖大面积空鼓和坠落 Adhesion Failure, Tile Surface Buckling and Tile Falling; and
施工质量差及表面不平整等 Poor Workmanship and Unevenness
拳幽铣眯叉是扒矽偶泻飞顷猾瞪缆本晕评版纬肘瓣趣琢獭污拐境篇瘁偿炽外墙瓷砖翻新newVersion 11/2007
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造成缺陷的原因 Cause of Defects
过度的潮湿膨涨 Excessive moisture expansion
釉面的龟裂 Crazing of glazed surface
不同的温差 Differential thermal movement
徐变及干缩 Creep or shrinkage
北方地区的冻涨 Frost expansion in north China
金属埋件的腐蚀膨胀引起的剥落 Spalling due to corroding of metal elements
不合格的粘接剂及施工质量差 Low grade Adhesive or poor workmanship
搪挠咽侦嫩夹离贩磋倘乔猜的熙扫傣冉掣盘藕阐篡柜伍择凭竭唇划浪胜妒外墙瓷砖翻新newVersion 11/2007
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旧瓷砖外墙的翻新方法Solution for the Old Tile Facade
铲除旧瓷砖-费工时,高成本 Removal and replacement of old Tile - High Cost-long breakdown time;
安装`铝塑板 Cladding over old tile facade - for High-Grade Image (Commercial) Building;
瓷砖翻新腻子和涂料 Skim coat and Painting over old tile facade.
瓷砖翻新界面剂和涂料 Bonding agent and Painting over old tile facade
那蝇跳剔故拒妓春取祖撵蛆逢峙钵洽线达洲昌恩臭纪纂杯亦才遭漾争挚前外墙瓷砖翻新newVersion 11/2007
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聚合物乳液改性瓷砖翻新腻子优点
Improve the adhesive strength to tiles
提高与磁砖面的粘结强度,
Absorb deformation from substrate and enhance the cracking resistance of skim coat
缓冲基材的形变,提高腻