2、金属制品吊顶
金属制品吊顶指的是一种集多种功能、装饰性于一体的吊顶金属装饰板426和家网-句号426与传统吊顶材料相比426和家网-逗号426除保持其特性外426和家网-逗号426质感、装饰感方面更优426和家网-逗号426可分为吸声板和装饰板(不开孔)426和家网-句号426吸声板是根据声学原理426和家网-逗号426利用各种不同穿孔率的金属板来达到消除噪声426和家网-逗号426也型根据需要有圆孔、方孔、长圆孔、长方孔、三角孔、大小组合孔等不同孔型426和家网-逗号426底板大都是白色或铝色426和家网-句号426另一种金属装饰板426和家网-逗号426特别注重装饰性426和家网-逗号426线条简洁流畅426和家网-逗号426造型美观426和家网-逗号426色泽优雅426和家网-逗号426有古铜、黄金、红蓝、奶白等颜色；规格恰好与普通住宅的宽度相吻全426和家网-逗号426与大理石、铝合金门窗等材料连接浑然一体426和家网-逗号426高雅华丽426和家网-逗号426为适静的居室环境锦上添花426和家网-句号426
金属装饰板的材质种类有铝、铜、不锈钢、铝合金等426和家网-逗号426选择铜、不锈钢材料的装饰板档次较高426和家网-逗号426价格也高426和家网-逗号426一般的居室装饰426和家网-逗号426选择铝合金装饰板较合适426和家网-逗号426符合人们一般的购物心理426和家网-逗号426即物美价廉426和家网-句号426规格方面有长方形、方形等426和家网-逗号426长方形板的最大规格有6000mm*100mm*0.5mm426和家网-逗号426一般居室的宽度约5m多426和家网-逗号426对较大居室的装修426和家网-逗号426选用长条形板材的整体性强；对小房间的装饰一般可选用500mm*500mm的426和家网-句号426由于金属板的绝热性能较差426和家网-逗号426为了获得一定的吸音、绝热功能426和家网-逗号426在选择金属板进行吊顶装饰时426和家网-逗号426可以利用内加玻璃棉、岩棉等保温吸音的产品达到绝热吸音的功能426和家网-句号426尤其是居住在顶层的居民426和家网-逗号426装饰后可改善室内环境426和家网-逗号426明显节约空调的能源消耗费用426和家网-句号426
3、石膏板吊顶
石膏板是目前应用比较广泛的一类新型吊顶装饰材料426和家网-逗号426具有良好的装饰效果和较好的吸音性能426和家网-逗号426较常用的有浇筑石膏装饰板和纸面装饰吸音板426和家网-句号426
浇筑石膏装饰板具有质轻、防潮、不变形、防火、阻燃等特点426和家网-句号426并有施工方便426和家网-逗号426加工性能好426和家网-逗号426可锯、可钉、可刨、可粘结等优点426和家网-句号426主要品种有：各种平板、花纹浮雕板、半穿孔板、全穿孔板、防水板等426和家网-句号426花纹浮雕板适用于居室的客厅、卧室、书房吊顶；防水板多用于厨房、卫生间等湿度较大的场所426和家网-句号426
纸面装饰吸音板具有防火、隔音、隔热、抗振动性能好、施工方便等特点426和家网-句号426
吊顶不平原因及预防
1、现象：吊顶出现不规则的波浪性
2、原因分析：
①任意起拱426和家网-逗号426形成拱度不均匀426和家网-句号426
②吊顶周边格栅或四角不平426和家网-句号426
③木材含水率大426和家网-逗号426产生收缩变形426和家网-句号426
④龙骨接头不平有硬弯426和家网-逗号426造成吊顶不平426和家网-句号426
⑤吊杆或吊筋间距过大426和家网-逗号426龙骨变形后产生不规则挠度426和家网-句号426
⑥受力节点结合不严426和家网-逗号426受力后产生位移变形426和家网-句号426
3、预防措施
①吊顶木材应选用优质软质木材426和家网-逗号426如松木、杉木426和家网-逗号426其含水率应控制在12%以内426和家网-句号426
②龙骨应顺直426和家网-逗号426不应扭曲及有横向贯通断面的节疤426和家网-句号426
③吊顶方式应按设计标高在四周墙上弹线找平426和家网-逗号426装钉时四周以水平线为准426和家网-逗号426蹭接
