Well drilling equipment accessoies--top and bottom cementing plug

Descriptions:

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 influece the cementing quality.

Structure:

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.

Feature:

1. Special materials designed for easy drill out with PDC bits

2. Normal and non-rotating type can be available

3. The non-rotating type can save the drilling time

4. Size: 4 1/2"--20: