东江水电站大坝为了加强坝体混凝土的保温工作,避免和防止混凝土早期裂缝的发生,大量使用了以尼龙编织布作外套的粒状泡沫保温被进行全面保温。制作方法是:(1)用宽0.5米×长1.5米的小型编织袋将粒状泡沫塑料装入袋内,以每平米不超过1.5公斤为宜,将袋口缝牢。(2)把大号编织袋(尺寸:1.5米×3.0米)平铺 Dongjiang Hydropower Station Dam In order to strengthen the dam concrete insulation work to prevent and prevent the occurrence of concrete early cracks, extensive use of nylon woven cloth jacket for the foam insulation is a comprehensive insulation. Production methods are: (1) with a width of 0.5 m × 1.5 m long small woven bags of granular foam into the bag, not more than 1.5 kg per square meter is appropriate, the bag stitched. (2) The large woven bag (size: 1.5 m × 3.0 m) tile