The anti-scaling pump is at the bottom of the column plug of tubular pump each equipped with a via the hardening treatment of the spiral groove joint.
Pump barrel bottom with extension, while the pump is in use, the plunger can work full stroke. Spiral groove will be attached to the pump in the dirt on the scrape and through holes into the plunger in the inner hole of the oil flow and pump with the ground to prevent the stick pump phenomenon.
MAIN SPECIFICATIONS AND PARAMETERS
Basic type |
Pump dia. |
|
|
Outer dia. Of coupling oil tubing |
Plunger stroke range（mm） |
Pump constant |
| |
|
Nominal dia. (mm) |
Basic type | |||||||
|
25(20)-125 |
32 |
31.75 |
0.6 |
0.3 |
60.3,73.0 |
0.6-6 |
1.140 |
16/19 |
|
25(20)-150 |
38 |
38.10 |
60.3,73.0 |
0.6-6 |
1.642 |
16/19 | ||
|
25(20)-175 |
44 |
44.45 |
60.3,73.0 |
0.6-6 |
2.235 |
19 | ||
|
25-225 |
57 |
57.15 |
73.0 |
0.6-6 |
3.649 |
22 | ||
|
30-275 |
70 |
69.85 |
88.9 |
0.6-6 |
5.518 |
22 | ||
|
35-325 |
83 |
82.55 |
101.6 |
1.26 |
7.707 |
22 | ||
|
40-375 |
95 |
95.25 |
114.3 |
1.2-6 |
10.261 |
25 | ||