哪里需要用到套筒灌浆料?如何判断套筒灌浆料的好与坏?

2025-04-06 23:14:38
推荐回答(1个)
回答1:

由于政府大力推进装配式建筑的政策,现装配式建筑施工技术特别钢筋连接技术要求随之提高,套筒灌浆料应用日益广泛。

钢筋套筒连接用灌浆料(简称“套筒灌浆料”)是一种以水泥为基本材料,配以细骨料,以及少量混凝土外加剂和其他材料组成的干混料,加水搅拌后具有良好的流动性、早强、高强、微膨胀等性能,填充于套筒和带肋钢筋间隙内,形成钢筋灌浆连接接头。

适用范围:1、大型设备础的二次灌浆;高层钢结构柱角的二次灌浆;2、其它对灌浆材料强度要求较高、流动性要求较好的场合; 3、装配式住宅、产业化住宅预制框架柱、剪力墙等与础的连接。

我好些工地已经用了套筒灌浆料,灌浆料性能优势直接影响构件的使用,你具体可以参照其执行标准为JG/T 408--2013《钢筋连用套筒灌浆料》,如

抗压强度(Mpa) 1d≥35   3d≥60   28d≥85

流动度(mm) 初始值≥300  30min保留值≥260

竖向膨胀率%    3h≥0.02       3h与24h膨胀值之差0.02-0.5

离子含量%≤0.03      泌水率%0

套筒灌浆料在施工上还是有很多优势的,只要注意按照产品指导说明操作一般不会有什么问题,至于推荐你可以联系下 杭州辰达建材公司,他们灌浆料产品性价比还可以且有套筒灌浆料!

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