Ceramic Zirconia Liners for Mud Pump

Ceramic Zirconia liners are advanced replacement parts designed for the fluid end of mud pumps. They typically consist of a high-performance zirconia-based ceramic inner sleeve bonded to a forged steel outer shell. This combination provides:

• Exceptional Wear and Corrosion Resistance:
  The zirconia material (often with HRC values around 92–94) offers outstanding hardness and durability, effectively resisting abrasion and chemical attack from aggressive drilling fluids.

• Extended Service Life:
  Thanks to phase transformation toughening, these liners can achieve service lives of 2,000 to 4,000 hours or more—far surpassing the lifespan of standard bi-metal liners. This reduces downtime and lowers maintenance and replacement costs.

• Enhanced Operational Efficiency:
  Their smooth, mirror-like inner surface minimizes friction, which in turn reduces piston wear and decreases water or lubricant consumption, ensuring smoother pump operation even in harsh drilling conditions.

• Suitability for Extreme Conditions:
  Ceramic Zirconia liners are especially beneficial in high-pressure, high-temperature, and highly abrasive environments, making them a preferred choice in deepwater and ultra-deep drilling operations.

By leveraging the unique properties of zirconia ceramics, these liners not only improve the performance and reliability of mud pumps but also contribute to overall cost savings in drilling operations.

● 100% interchangeable with the most common brands of mud pumps

● Liner Size：Available in sizes from 4-1/2" to 7"

● Material：AISI 1045 Zirconia-based Ceramic

● Hardness of HV 0.3 kg/mm – 1,100/1,200 (92–94 Rc)

● Normal Service Life(Hr)：2000~4000

● Pressure (Max. in psi)：7500

● Temperature：20~350℉

● pH (Normal)：7.5~10.2

● Hydrogen Sulfide (Max. in ppm)：24

● Drilling Fluid Condition：0.21% Oil Based and Oil Emulsion

● HP design with shoulder-on-hull form prevents sleeve slippage

● Improved piston life compared to alumina oxide (ceramic) liners

● Improved impact characteristics

● Lower thermal load on the liner wash system

● Higher thermal ratings

● Enhanced high-temperature performance