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Ceramaret manufactures high quality pistons in Sapphire, High Purity Alumina and TZP (Tetragonal Zirconia Polycrystalline) Zirconia (ZrO2) ceramics for HPLC pumps and precision liquid dispensers. The materials are inert and resistant to most solvents. Their extreme hardness combined with a perfect surface finish (Ra<0,025 micron or 1 microinch) insure minimum friction and maximum seal life.
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