OEE offers a full line of pistons for duplex and triplex mudpumps. All API types are available. Among these are: 
1. Bonded Rubber Pistons
2. Premium Bonded Urethane Pistons
3. Pistons with replacement rubbers

Bonded Rubber Pistons are fully interchangeable with other APIstandard designed pistons and delivery maximum performance inalmost all drilling conditions. High tensile strength, resistanceto chemicals, hydrocarbons, and abrasion, long lasting service, andfull interchangeability with other API designed pistons make OurPremium piston a sound value. 

Bonded Urethane Pistons have no joints to leak. But eliminatesabrasive fluids between piston and liner. The fluid expanded lip isnot damaged by high pressure and fast pump strokes.  ThisFail-Safe piston seals off to greater diameter as liner wears.

Premium Bonded Urethane Pistons apply in standard environmentwith the longest service life of more than 500 hours, and pistonhub has the longest service life of more than 450 hours.

Pistons with replacement rubbers will run in higher-pressure,fast stroking pumps, and is resistant to oil base muds and otheradditives currently being used. This one piece bonded unit providesthe same series of advantages, being impervious to oil and otherchemicals.