Cementing plug for oil well/ API standard non-rotating top wiper plug
Description:
Topcementingplugandbottomcementingplugarerespectivelysetatthetopandthebottomofdoubleplugcementheadbeforeusing.Whentopcementingplugmovesdownandgetstothetopoffloatcollarorimpactring,topcementingplugandbottomcementingplugimpactagainsteachother,thenthepressureofwellheadrelease.Floatcollarandfloatshoewardoffthebackflowofslurry.Cementingisfinished.
Characteristics:
1.Special non-rotational device design allowing the plug to drill out quickly;
2.Thematerialofplugbodyisacrylonitrile-butadienerubber.Thematerialofplugcoreisaluminumalloy.SotheycanbedrilledthroughbyPDCdrillbitandrollerbit.
3.precisely mold design
4.Thetopcementingplughasasolidcore;thebottomcementingplughasanaircore,andisseparatedbyalayerofrubberdiaphragm.
parameters:
TechnicalParameter
Size(in.)
O.D.(mm)
Length(mm)
BottomCementingPlugRubber
membraneburstpressure(MPa)
41/2""
114
210
1~2
5""
127
210
1~2
51/2""
140
220
1~2
65/8"
168
230
1~2
7"
178
230
1~2
95/8"
240
260
1~2
103/4"
270
300
1~2
133/8"
340
350
1~2
185/8"
473
400
2~3
20"
508
400
2~3
TheCementingPlugsareavailableinawidevarietyofsizestosuityourrequirements.Specialsizesareavailableuponrequest.