305 series float collar single valve

Good erosion resistance, and both ends of the valve body.

There are two kinds of 70mm and 90mm valves to choose from

Valve body material is PDC bit drillable material

Automatic grouting type can be selected as required

There are two types of check valves with a temperature resistance of 150 ° C and a temperature resistance of 204 ° C

Patch catcher with PDC material can be added

The valve body is made of fiber phenolic powder under high temperature and high pressure, which can withstand 70MPa pressure and 204 ℃ high temperature.

Spring is professionally produced by Canadian victoryspring company, made of tin bronze alloy, with good recovery, high fatigue yield strength, can withstand 300,000 times

Elastic compression, easy to drill

Plunger sealing head adopts high-quality imported HNBR (hydrogenated butyl chloride) high temperature and high pressure integral vulcanization, can withstand 70MPa pressure and 204 ℃ high temperature, resistant

Acid, oil resistance, erosion resistance.