• Model NO.：7" * 8 3,4"
• Free Sample：Available
• Spec：4 1 ,2"-20"
• Color：Red,Orange,Black
• ODM：Available
• OEM：Available
• Drawing：Available
• Height：200mm
• Transport Package：Wood Cases
• Specification：4 1,2"-20"
• Trademark：zhongshi
• Origin：Henan, China
• HS Code：843143100
• Production Capacity：5000PCS,Month

Basic Info.

Model NO. 7" * 8 3/4" Free Sample Available Spec 4 1 /2"-20" Color Red/Orange/Black ODM Available OEM Available Drawing Available Height 200mm Transport Package Wood Cases Specification 4 1/2"-20" Trademark zhongshi Origin Henan, China HS Code 843143100 Production Capacity 5000PCS/Month

Product Description

Oilfield Composite  Centralizer Casing / oilfield rigid centralizer

Rigid casing centralizer is used in deviated wells and horizontal wells. There are several blades on the rigid centralizer that can keep casing from contacting the wellbore wall.

Roller rigid centralizer which is most suitable for highly deviated wells and horizontal wells has two or three rollers in each blade. It can change slipping friction to rolling friction, so it greatly reduces the friction between casing and wellbore wall and let casing go to desired position smoothly.
 
Applications:
 
Horizontal wells
Deviated wells
 
 
Features:
Available with straight blade centralizer and spiral blade centralizer
Cast steel, cast aluminum and light weight casing rigid centralizer are available
Easy to install
Can move on casing freely, also can be fixed on casing by tighten screws.














some specifications for reference:
 
 

Model(in)	Hooping In-Dia.(mm)	Hooping  thickness  (mm)	Hooping height(mm)	Total Length(mm)	Max. Out-Dia.(mm)	Spring  Pieces
5-1/2*8-1/2	142-148	3-5	90-120	650±50	225±5	5
7*9-5/8	181-186	3-5	90-120	650±50	255±5	6
7*8-1/2	181-186	3-5	90-120	650±50	235±5	6
8-5/8*12-1/4	223-228	3-5	90-120	650±50	330±5	8
9-5/8*12-1/4	250-255	3-5	90-120	650±50	330±5	8
10-3/4*12-1/4	274-276	3-5	90-120	650±50	330±5	9
13-3/8*17-1/2	342-347	3-5	90-120	650±50	450±5	11
18-5/8*24	476±1	3-5	90-120	600±50	610±5	12
20*26	510±1	3-5	90-120	600±50	660±5	12