Product Details
Place of Origin: China
Brand Name: Puyang Zhongshi Group
Certification: API,ISO,QHSE
Model Number: 4 1/2"~36"
Payment & Shipping Terms
Minimum Order Quantity: 1
Price: Negotiable
Packaging Details: Wooden Box
Delivery Time: depends on quantity
Payment Terms: T/T, MoneyGram
Type: |
Roller |
Vane: |
Straight Vane |
Process: |
Casting |
Surface: |
Powder Baking Or Painting Baking |
Color: |
As Request |
Application: |
Oil And Water Well |
Type: |
Roller |
Vane: |
Straight Vane |
Process: |
Casting |
Surface: |
Powder Baking Or Painting Baking |
Color: |
As Request |
Application: |
Oil And Water Well |
7" Spiral Vane Roller Casing Centralizer For Oil Water Well
Roller centralizers are mainly used for big high Roller, high deviated wells and horizontal wells, to centre casings.Roller Centralizers can also remove wellbore cake and improve mud replacement efficiency etc.Roller Centralizers provide superior wear resistance and have been proven to remain functional throughout the life of the well and can aid in casing/tubing retrieval.
| Specification | casing size (mm) | Hole Size (mm) | Inner Diameter (mm) | Outer Diameter (mm) |
| 4-1/2"×6" | 114 | 152 | 118 | 146 |
| 5"×6 5/8" | 127 | 168 | 131 | 162 |
| 5-1/2″×8-1/2″ | 140 | 216 | 142 | 210 |
| 6-5/8″×8-1/2″ | 168 | 216 | 172 | 210 |
| 7″×8-1/2″ | 178 | 216 | 182 | 210 |
| 7"× 9-1/2" | 178 | 241 | 182 | 235 |
| 9-5/8″×12-1/4″ | 244 | 311 | 249 | 305 |
| 13-3/8″×17-1/2" | 340 | 445 | 344 | 439 |
