Mechanical Stage Cementing Collar

Mechanical Stage Cementing Collar

1. Mechanical type
2. Top/Closing Plug and First Stage/Flexible Plug
3. Battle Plate/Free Fall Opening Device/Battle Plate
4. Available in sizes 5-1/2" to 13-3/8"
5. Free Fall Opening Device
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Description

Technical Parameters

Products Description

 

  • Mechanical Stage collar allows cementing of casing string in two stages.
  • These collar set the standard for reliability, cost effectiveness, and ease of use with outstanding built-in features and quality.
  • They are the collars of choice when drilling requirements call for proven technology and low risk.
  • The compact, simple design minimizes the number of moving parts and makes the tools easier to handle.
  • The collar's clear opening and closing indications at the surface accommodate the hydraulic conditions of the well for safer, more efficient operations.
  • The internal sleeves increase reliability and prevent premature opening from formation restrictions on applied pressures.
  • It reduces total pumping pressure in long casing strings.

 

Technical Parameters:

Size, in

5 1/2"

7"

9 5/8"

13 3/8"

Max O.D., mm

Φ170

Φ208

Φ283

Φ381

Drill-out I.D., mm

Φ122

Φ155

Φ220

Φ315

Overall Length, mm

1082

1182

1222

1280

Rated Load, t

140

170

210

300

Sealing Capacity, MPa

25

25

25

25

Opening Pressure, MPa

13

13

13

14

Closing Pressure, MPa

5

5

5

5

Lower Sliding Sleeve I.D., mm

Φ85

Φ115

Φ176

Φ203

Upper Sliding Sleeve I.D., mm

Φ95

Φ125

Φ197

Φ285

 

Stage Cementing Collar Product Show

product-759-279

 

Stage Cementing Collar Production

product-760-187

 

Stage Cementing Collar Package

product-760-187

 

Spare Parts For Stage Cementing Collar

product-759-279

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