
Alumina Refractory Ceramic Tube Ceramic Plunger Low Maintenance Cost. Customizable Dimensions: Outer diameter 18-80mm, inner diameter 10-28mm, length 45-180mm available. Five Material Options: Select from 96% Al2O3, 99% Al2O3, self-lubricating brown, ZrO2, or SiC. High Bending Strength: Bending strength ranges from 320 to 900 MPa depending on material. Low Maintenance Cost: Designed for durability and reduced operational costs in pumps. High Pressure Application: Specifically designed for high-pressure cleaning pump industries. High Hardness and Wear Resistance: HRA hardness exceeds 88, ensuring long service life. Self-Lubricating Option: 96% Al2O3 self-lubricating brown material available for silent operation. Advanced Manufacturing: Produced by a provincial high-tech enterprise with independent patents.