Stage Cementing Collars

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

  • Mechanical Stage Cementing Collar
■ Product's advantage

>>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

Stage Cementing Collar Product Show
Stage Cementing Collar Production

Stage Cementing Collar Production

Stage Cementing Collar Package

Stage Cementing Collar Package

 

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