Maxrub® plunger pump accessories are engineered to offer superior performance in demanding applications. We have been supplying consumables including valve parts and plunger packings for frac pumps, mud pumps etc. to customers in oil and gas industry. End users include CNPC and CNOOC etc.

The most common configuration of plunger packing consists of a metal lantern ring, wiper ring, O Ring, pressure ring, header ring and spacer. A stack of packing can be re-configured based on pump model and pressure rating requirements. Maxrub® offers both complete set and replacement set, which contains Wiper Ring, Pressure ring and Header Ring only.

Pressure rings and header rings are available in wide range of materials. Please consult Maxrub® for recommendation.