Product Details
Place of Origin: China
Brand Name: Puyang Zhongshi Group
Certification: API,ISO,QHSE
Model Number: 4 1/2"~20"
Payment & Shipping Terms
Minimum Order Quantity: 1
Price: Negotiable
Packaging Details: Wooden Box
Delivery Time: depends on quantity
Payment Terms: T/T, MoneyGram
Type: |
Hinged Non-welded |
Size: |
4 1/2~20" |
Installation: |
Slip-on Type |
Crest: |
Single Crest |
Vane: |
4-8 |
Roller: |
6~8 Or Depends |
Type: |
Hinged Non-welded |
Size: |
4 1/2~20" |
Installation: |
Slip-on Type |
Crest: |
Single Crest |
Vane: |
4-8 |
Roller: |
6~8 Or Depends |
Rigid Roller Casing Centralizer
Rigid Roller Casing Centralizerare designed in rigid body with straight or spiral blades. Rollers provide low drag to get casing, liners, or screens to bottom successfully with reduced rig time and costs.Minimal roller-contact area in open hole applications reduces the risk of differential sticking and provides optimal standoff for increased operational efficiency.
| 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 |
| 7″×8 1/2″ | 178 | 216 | 182 | 210 |
| 7"× 9-1/2" | 178 | 241 | 182 | 235 |
| 9-5/8″×12-1/4″ | 244 | 311 | 248 | 305 |
| 13-3/8″×17-1/2" | 340 | 445 | 344 | 439 |
