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安装防火隔板
a) 施工前,清理现场除去油垢、灰尘和杂物。在场外检查防火隔板应平整、美观、无裂缝、破损并按量测尺寸事先准备好防火隔板。
b) 施工中,如需搬动电缆时,应有安全措施和监护。安装防火板接缝要重叠。
(3)浇注防火涂料
a) 涂刷前,清理电缆表面除去油垢,灰尘和杂物。搅拌涂料,使粉末沉淀物与液体混匀。
b) 涂刷时,涂料的恩氏黏度以100s为宜,若过稠,应调和稀释剂(200号溶剂汽油或松香水),以确保涂料均匀附着被涂物。
c) 多次涂刷,每间隔4h可涂刷一次,直至涂层厚度达1mm左右为止。
d) 涂刷时,应注意:涂料溶剂为挥发性易燃物,施工时应严禁火种和加强通风。严防水分进入涂料,使涂层结皮、龟裂。未用完涂料,应重新封严,以利再用。
诚科玻镁烟道板 8mm玻镁防火板 桥架无机防火隔板
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