现货台湾ASHUN气缸密封件,密封圈,维修包
2025-10-23 03:46:01 2359次浏览
价 格:面议
现货台湾ASHUN气缸密封件 密封圈 维修包
将框架焊接在预埋的扁钢或者钢筋上,用以固定框架;
为了保证水密性及防火性,框架外缘与孔洞内侧墙之间应进行二次浇注;
安装好的框架应与墙面齐平,框架的法兰被水泥浇注包裹250~350毫米;
为满足90分钟耐火要求,框架后部需加装阻火材料,以满足耐火要求。一般按先大后小,先下后上的顺序放置模块到框架内,模块放入框内要与框边齐平,备用模块可选用盲堵模块;
选用与电缆匹配的模块,并调整模块芯层,尽可能使贯穿电缆上下两模块之间留有0.1~1mm的空隙;
通过用手逐一剥除芯层核体上的芯层来调节模块,也可使用系统游标卡尺
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