API Carbon Steel Rigid Roller Centralizer, Roller Casing Centralizer

• Customization: Available
• After-sales Service: Yes
• Warranty: 1 Year
• Model NO.: rc
• Color: Red, Yellow or as Requested
• Size: as Requested
• Certificate: API 10d
• Transport Package: Polywood Cases or Depending on Customers
• Specification: API
• Trademark: zhongshi
• Origin: Henan, China
• HS Code: 8431
• Production Capacity: 10000PC/Month

Product Description

API Carbon Steel Rigid Roller Centralizer, Roller Casing Centralizer

The Rigid Roller Centralizer consisits of a rigid body, on which machined straight or spiral blades and streamlined diversion trenches between blades. On every spiral blades, there are three or four rollers made from modified alloy steel fully heat treated.

The assembly is shown as following fig. Because of the rigid body and rolling friction betwwen the rollers and inside wall of well or casing, the capacity of the rigid roller centralizer is better than others of all. Recommend to use the tool in cementation of deviated holes and horizontal holes.

Size:

Casing Size (mm/inch)	Minimum Hole  (mm/inch)	I.D.  (mm/inch)	O.D. (mm/inch)	OAL (mm/inch)
139.7(5-1/2)	215.9(8-1/2)	143(5-5/8)	211(8-5/16)	260(10-1/4)
177.8(7)	215.9(8-1/2)	181(7-1/8)	213.4(8-13/32)	260(10-1/4)
244. (9-5/8)5	311.15(12-1/4)	247.5(9-11/16)	305.4(12-1/64)	260(10-1/4)
339.7(13-3/8)	406.4(16)	344(13-35/64)	402(15-53/64)	260(10-1/4)

Main products:
1. Pumping unit
2. Tubing pump/sucker rod pump and accessories
3. Float collar and float shoe
4. Casing centralizer
5. Cementing plug
6. Cementing head
7. Stage Collar
8. Casing/ Tubing coupling
9. Drill pipe
10. Sucker rod