Liner packing plays an important role in drilling process though it has small outlook.

Liner packing plays an important role in drilling process though it has small outlook.

On a purpose of extrusion resistance and fluid seal, SHINEQUIP liner packing is designed and made with hard corner which are an integral part of seal rings and soft nitrile element rubber center.

No matter where the high or low pressure comes, the central rubber performs a sealing role due to its hard corners blocking the rubber extrusion into the pump bore & over liner flange shoulders, in which keeps along-lasting performance & increases service life.

liner packing