Model ST Double-plug Cementing Head 
Model ST Double-plug Cementing Head
Features /
1.Capable of holding two plugs simultaneously. Used for cementing with top and bottom plugs, or for continuous two stage cementing.
2.Quick installation casing adapter allows convenient installation of cementing head.
3.Plug release indicator provides visual indication of plug pass.
4.Large plug container ID allows easy release of plug retaining bar.
Technical Parameters /

Size

Working pressure

in

mm

MPa

4

102

50

4-1/2

114

50

5

127

50

5-1/2

140

50

7

178

35

7-5/8

194

35

8-5/8

219

35

9-5/8

244

35

10-3/4

273

21

11-3/4

298

21

13-3/8

340

21

20

508

21