Foam wiper balls for offshore onshore oilfield well drilling are well known product of Merit all over the world since 2005.
This 16 year industry leader presents brand new specialty foam wiper balls made of natural rubber and capable of being used from 40°F (4°C) to 302°F (150°C).
The wiper foam ball can pass through small restrictions without getting damaged thanks to its parting stretch of 380 to 440%.
The 6-inch ball, for instance, has passed through ID restrictions less than 2 inches with a pressure no greater than 100 psi.
As part of placing cement plugs, OE foam wiper ball can be used to wipe the drill pipe or work string as a way to prevent scale from remaining on the ID. They are particularly useful when drilling deeper than 3000m.
