Petroleum Equipment Rubber

The Top Cementing Plug is designed to exert continuous pressure on the casing wall. The core is made of aluminum or phenolic depending on the application and well conditions. The tapered base fits the cavity of the bottom plug initiaing a positive seal. A solid rubber top plug is available.

Like the Top Cementing Plug, the fins and tail section provide positive wiping action. Fins also serves as a seal while cementing. The core of bottom plug is also made of special material such as aluminium or phenolic resins 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.