
Hydril Packing Element - Camtop
Nitrile Rubber (a synthetic compound) is for use with oil-base or oil-additive drilling fluids. It provides the best service with oil-base mud, when operated at temperatures between 20 ℉ to 190℉ (-7℃ to 88 ℃). The nitrile rubber seal element is identified by a red color band with the suffix “NBR”. Seals for BOPs are manufactured from a special nitrile rubber material which …