Non Rotating Bottom/Top Rubber Cementing Plug

• Certification: API, ISO
• Material: Rubber
• Type: Petroleum Drilling Tool & Accessory
• Color: Black, Red, Yellow or as Requested
• Material1: NBR
• Pressure: 21MPa
• Model NO.: rubber
• Type1: Bottom/Top
• Temperature: 120
• Type2: Non Rotating
• Usage: Offshore Oil and Gas Field Exploitation Machinery
• Power Type: Diesel
• Transmission System: Mechanical
• Transport Package: WF OR WC
• Specification: API 5CT
• Trademark: zhngshi
• Origin: china
• HS Code: 8431431000
• Production Capacity: 50000PCS/Year

Product Description

Usage: The cementing plug is used to separate the cement slurry from the mud. It can prevent the mud from blending into the cement slurry to influnce the cementing quality.
Structure characteristics:
There are two kinds of cementing plug: Conventional cementing plug and special cementing plug. Conventional cementing plug is divided into top plug and bottom plug. Special plug has top/middle/bottom plug used in two-stage cementing, drill pipe plug and hollow plug used in drilling liner cementing and composite plug used in composite casing.

Frequently-used Specification:
Conventional cementing plug: 133/8 ″,103/4″,95/8″,7″,51/2″,5″
Top plug and bottom plug used in two-stage cementing: 133/8 ″,103/4″,95/8″,7″,
51/2″,5″

 

 

Casing  Size(in)	Casing Weight Range		Wiper Fin O.D		Working  Temperature	Working  Pressure	Burst  Pressure	Hardness
	mm	in	mm	in
4 1/2"	14.14-17.26	9.50-11.60	110	4.331	-30ºC to  150ºC	≥15MP	1MP-2MP	75-95
5"	17.11-35.86	11.50-24.10	122	4.803
5 1/2"	20.83-39.88	14.00-26.80	135	5.315
7"	25.30-56.55	17.00-38.00	170	6.693
7 5/8"	35.72-63.69	24.00-42.00	185	7.283
9 5/8"	53.57-79.62	36.00-53.50	235	9.252
13 3/8"	71.43-107.15	48.00-72.00	333	13.11	-30ºC to  150ºC	≥10MP
20"	139.89-197.93	94.00-133.00	498	19.606