Properties
--Construction---- ZrO2,Al2O3,Si3N4
--High toughness, strength and hardness
--Fine surface finish (Ra of 0.01um) and auto-lubrication
--Low thermal conductivity, anti-acid and anti-alkaline

Applications
--Applicable to chemically demanding, vacuum, non-magnetic, non-static, non-radiation and insulated circumstances
--Also vastly used in ceramic bearings, gauge pumps, oil pumps, ball-point pens, precision gauge balls and the other meters