Table of Contents
Advertisement
Manual of XZ320 Horizontal Directional Drill
Guarantee sufficient mud in the hole during drilling and re-expanding for
smooth construction. Mud demand shall be determined according to
dimension of re-expanding hole, back towing materials and nozzle
dimension.
Please refer to following list for the minimum mud consumption required by
drilling under complete soil layer conditions. Mud consumption during
actual construction shall be larger than value in the list or construction may
be invalid due to poor cooling or lubrication in the hole.
Diameter of re-expanding drill bit (or
back towing pipe)
5＇
5.5＇
6＇
6.5＇
7＇
7.5＇
8＇
8.5＇
9＇
9.5＇
10＇
10.5＇
11＇
11.5＇
12＇
12.5＇
13＇
Appendix A Mud Consumption
12.70 cm
13.97 cm
15.24 cm
16.51 cm
17.78 cm
19.05 cm
20.32 cm
21.59 cm
22.86 cm
24.13 cm
25.40 cm
26.67 cm
27.94 cm
29.21 cm
30.48 cm
31.75 cm
33.02 cm
58
Gallon/foot
1.02
1.23
1.47
1.72
2
2.29
2.61
2.95
3.30
3.68
4.08
4.5
4.94
5.4
5.88
6.37
6.9
Liter/meter
12.67
15.33
18.24
21.41
24.83
28.50
32.43
36.61
41.04
45.73
50.67
55.86
61.31
67.01
72.97
79.17
85.63
Hide quick links:
Advertisement
Table of Contents
