Use epoxy grout for secondary grouting yes matters needing attention

1, the secondary grouting, grouting from one side or both sides of the adjacent multipoint, until from the other side of the overflow, to facilitate the exhaust gas in the process of grouting. Grouting will be made from the four side and at the same time. 2, the grouting began, should be carried out continuously, not continuous. And shorten the grouting time as much as possible. 3, it is strictly prohibited in the process of grouting vibrating. Necessary available grouting boosters along grouting layer at the bottom of the CGM epoxy grout, are strictly prohibited from grouting layer, top drive, to ensure that grouting layer uniformity. 4, equipment foundation after grouting, should be 3 - after grouting 6 hours up along one edge of the device to cut 45 degrees of bevel to prevent free end cracks, such as unable to handle trimming, should be 3 - after grouting After 6 hours with a spatula grouting layer surface pressure light. 5, when grouting layer thickness of more than 150 mm, should adopt pisolite rugged high-strength non-shrinkage epoxy grout. 6, when large amounts of equipment foundation grouting, pisolite type reinforced epoxy grout mixing mechanical agitation modes should be adopted to ensure the grouting construction.