Plugging fluid formula

Crack width/mm

Compressive strength/MPa

Total loss/mL

Base slurry + 3% GWS-1

1/2/3

2/1/0.69

80/170/320

Base slurry + 3% SWL-1

1/2/3

8.6/7.2/6

16/24/32

Base slurry + 3% KP

1/2/3

4/3/2.3

100/130/246

Base slurry + 5% GWS-1

1/2/3

3/2/1.5

16/45/160

Base slurry + 5% SWL-1

1/2/3

10/8.2/6.5

12/20/26

Base slurry + 5% KP

1/2/3

4.6/3.5/2.8

78/98/123