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10~40s 10~30s 20~40s 10~20s
骨料最大粒径大于30mm,维勃稠度在5~30s之间的混凝土 骨料最大粒径大于40mm,维勃稠度在10~30s之间的混凝土 骨料最大粒径不大于30mm,维勃稠度在5~20s之间的混凝土 骨料最大粒径不大于40mm,维勃稠度在5~30s之间的混凝土
≥85%/20s。 ≥80%/20s ≥75%/20s ≥70%/20s
10~30s,15 15~30s,25 10~20s,15 15~30s,20
8~12s 8~15s 10~15s 12~16s
吸水率等级 现浇泡沫混凝土。 强度等级 密度等级。
此时汽车的速度是90km/h 此时汽车的速度是90m/s 启动后20s内汽车的平均速度是90km/h 启动后20s内汽车的平均速度是90m/s
喷雾10S、间隙20S 喷雾20S、间隙10S 喷雾10S、间隙10S 喷雾20S、间隙20S
鸣30s、停、鸣30s、停、鸣30s 鸣20s、鸣10s、停、鸣20s、鸣10s、停、鸣20s、鸣10s 鸣10s、停、鸣10s、停、鸣10s 鸣20s、停、鸣20s、停、鸣20s
≥85%/20s。 ≥80%/20s ≥75%/20s ≥70%/20s
0—20S双氧水槽加热器不加热 0—20S双氧水罐热交换加热器不加热 0—20S双氧水罐泵不工作 0—20S双氧水槽水浴冷却水阀打开
吸水率等级 现浇泡沫混凝土。 密度等级 强度等级。
鸣30s、停、鸣30s、停、鸣30s 鸣20s、鸣10s、停、鸣20s、鸣10s、停、鸣20s、鸣10s 鸣10s、停、鸣10s、停、鸣10s 鸣60s
先振捣中间,再从中间到两边振捣 混凝土振捣时上层混凝土振捣应深入下层混凝土5cm,避免漏振 以混凝土不再下沉、不再冒气泡、表面泛浆为准 振捣时间控制在20s~30s