Features:
Rods jewels are made of sapphire/ruby ,they are widely applied to medicine, accurate machine, accurate measure and inspection and laser technology. They also contribute a lot in the anticorrosion, wearable and high heat conduction environments.
Main types:sapphire/ruby rods jewels,single round end rods jewels,double round end rods jewels,jewel rotor laterl pin,etc.

Material
Synthetic sapphire/ruby single crystal ?-Al2O3, zirconia ceramic, alumina ceramic, SiC, Si3N4 and optical glass.