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API Rigid Spiral Roller Casing Centralizer
API Rigid Spiral Roller Casing Centralizer is used in areas where a good primary cementing job is required, including deviated and horizontal wells, liner overlaps, and shoe joints
The design of the vanes keeps running forces at a minimum.
High tensile, solid, cast steel, for shock, impact, and corrosion resistance.
Provided excellent results in extended reach and horizontal applications
Wide vanes distribute load from the casing string into the wellbore without gouging
| NO. | Size (in) | Height | OD | ID(mm) |
| (mm) | (mm) | |||
| 8 | 13-3/8”*17-1/2” | 250 | 440 | 342-347 |
| 7 | 9-5/8”*12-1/4” | 250 | 311 | 250-255 |
| 4 | 7”*8-1/2” | 130 | 210 | 181-186 |
| 5 | 7”*9-5/8” | 200 | 240 | 181-186 |
| 6 | 7-5/8”*9-5/8” | 200 | 240 | 197-201 |
| 3 | 6”*8-1/2” | 130 | 210 | 156-158 |
| 1 | 5-1/2”*7” | 130 | 174 | 142-148 |
| 2 | 5-1/2”*8-1/2” | 130 | 210 | 142-148 |
