The equipment of the bottom casing of the PMC

The equipment is intended to equip the bottom of the casing to facilitate its descent and ensure its quality cementing.

The main parameters of equipment of the PMC

№	Standard size	PMC-114 ОТТМ	PMC-146 ОТТМ	PMC-168 ОТТМ
1	Nominal diameter and thread type casing	114 ОТТМ	146 ОТТМ	168 ОТТМ
2	The wall thickness of casing pipe, mm	6,4; 7,4; 8,6	7,0; 7,7; 8,5	7,3; 8,0; 8,9
3	The diameter of the channels for the wash solution, mm, not less	34	34	34
4	The bore diameter for the cement slurry, mm, not less	43	43	43
5	The diameter of the throttle hole, mm, not more	14	16	18
6	Perceived differential pressure, MPa, not less	15	15	15
7	Масса, кг, не более	15	20	24

The main parameters of the Shoe PMC

№	Standard size	PMC-Б-114 ОТТМ	PMC-Б-146 ОТТМ	PMC-Б-168 ОТТМ
1	Connecting thread	114 ОТТМ	146 ОТТМ	168 ОТТМ
2	Diameter of pass, mm, not less	60	85	85
3	The perceived load of the vehicle, not less than	10	16	18
4	Outside diameter, mm, not more	127	166	188
5	Length, mm, not more	170	200	200
6	Weight, kg, not more	5	12	16

The main parameters of the valve window

№	Standard size	PMC-К-114	PMC-К-146	PMC-К-168
1	Nominal diameter casing pipe	114	146	168
2	Outside diameter, mm, not more	107,5	139	161
3	The diameter of the throttle hole, mm, not more	14	16	18
4	Diameter of through channel, mm:
	before punching protective sleeve	34	34	34
	after punching protective sleeve	43	43	43
5	Pressure produce protective sleeve from the discharged ball, MPa, not less	5	5	5
6	Perceived differential pressure, MPa, not less	15	15	15
7	The diameter of the drop ball, mm, not more	37,4	37,4	37,4
8	Length, mm, not more	175	200	200
9	Weight, kg, not more	3	5	6

Main tube parameters window

№	Standard size	PMC-П-114	PMC-П-146	PMC-П-168
1	The outer diameter of the metal, mm, not more	64	75	75
2	The outer diameter of the tire, mm, not more	102	135	157
3	The diameter of the sealing tip, mm, not less	64	64	64
4	Length, mm, not more	235	330	330
5	Weight, kg, not more	3	5	6

The main parameters of the stop-collar PMC

№	Standard size	PMC-СК-114	PMC-СК-146	PMC-СК-168
1	Outside diameter, mm, not more	107,5	139	161
2	The diameter of the throttle hole, mm, not more	14	16	20
3	Diameter of through channel, mm	45	45	45
4	The pressure of pushing the throttle, MPa, not less	3	3	3
5	Perceived differential pressure, MPa, not less	15	15	15
6	Length, mm, not more	80	90	100
7	Weight, kg, not more	2,5	3	4