1. Product Description-Rubber cementing plug for oil drilling
Rubber cementing plug for oil drilling, PUYANG ZHONGSHI GROUP CO.,LTD manufactures Cementing Plugs from high-performance special phenolic resin materials. These Cementing Plugs are specially designed with a positive wiping action to ensure that the casing is clean, we have both conventional standard plugs and non-rotating plugs.
Top Plugs:
The top cementing plug is designed to exert continuous pressure on the casing wall. The core is made of special materials such as aluminium or phenolic depending on the application and well conditions. The tapered base fits the cavity of the bottom plug initiating a positive seal. A solid rubber top plug is also available.
Bottom Plugs
Like the Top Cementing Plug, the fins and tail section provide positive wiping action. Fins also serve as a seal while cementing. The core of the bottom plug also made of special materials such as Aluminium or Phenolic depending on the application and well conditions. A rubber diaphragm at the top of bottom plugs ruptures after the plug is seated allowing cement to flow through.
Rubber cementing plug for oil drilling
2. Our Services
Our products and services are closely related to oil drilling and oil well cementation. Our products include Rubber cementing plug for oil drilling, integral casing centralizer, welded casing centralizer, bow spring centralizer, float shoe, float collar, Suck Rod Pump, api pumping unit, Thread Protector, Thread Gauge, Api Valve Ball and Valve Seat, coupling and pump plungers.
3. Packing and Shipping
Wooden case, standard export packaging, firm enough for long distance sea-shipped, air transportation and even railway transportation.
4. Company Information
The predecessor of Puyang Zhongshi Group Co. Ltd, was the 5th Machine Repairing Factory of Puyang Zhongyuan Oil field, Sinopec Corp. In 1997, after being restructured according to the modern corporate system, the factory was named Puyang Zhongshi Group Co., Ltd.
With registered capital of USD 10.15 million, Puyang Zhongshi Group is composed of 9 subsidiaries, including 8 manufacturers and 1 trade company. Zhongshi Group covers an area of 200, 000 sq. M, including workshop area of 50, 000 sq. M. Various kinds of production equipment values USD 6.5 Million. It has a strong mechanical processing capability.
Our leading products are pumping unit, tubing pump & sucker rod pump, Integral Flexible Centralizer, Rigid Centralizer, Drillalbe Non-Rotating Cementing Plugs/Conventional Cement Plug, Float Collar & Float Shoe and other cementing accessories, down-hole tools, wellhead (X-mas tree), drilling solid control series, pressure vessel, camping house, air cannon, belt feeder and so on. They are mainly supplied to Central Asia, Southeast Asia, Africa and Middle East and many other countries.
Zhongshi Group has been the Tier One internet service provider of Sinopec. We passed ISO9001 quality management system certification and got approved to use API monograms on its oil machineries. So far, we have attained API 5CT, API 10D, API 11AX, API 11E and more are applying.
We would like to faithfully cooperate with friends from all circles with classic products and service to achieve common development.
| Model Size (INCH) |
Weight of Top Plug (KG) |
Weight of Bottom Plug (KG) |
| 5-1/2" |
3.5 |
3.5 |
| 6-5/8" |
4.2 |
4.2 |
| 7" |
5 |
5 |
| 8-5/8" |
8.5 |
8.5 |
| 9-5/8" |
9.5 |
9.5 |
| 10-3/4" |
17 |
17 |
| 13-3/8" |
24 |
24 |
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