Hole Jewel contains a series of components that are chiefly applied as supporting bearings to the rotational systems of various accurate chronographs, auto-memorizing apparatus, precise instruments (micrometer, dial indicator) and other apparatus.
Cup jewels are chiefly applied to electronic meter, hot water meter, liquid measuring instrument and movement system of single-phase and triphase KHW meter.
Jewel nozzles are made of synthetic sapphire/ruby and embedded with brass,
Jewel setting assembly contains a series of products: cup jewel, flat-end surface bearing, flat surface straight holed bearing, flat surface olive holed ring, single cup straight holed ring, single cup olive holed ring, double cups straight holed ring, double cups olive holed ring, hyperboloid straight holed ring, hyperboloid olive holed ring. These components are always embedded with stainless steel, aluminum alloy, brass, and red copper, etc.
Sapphire/Ruby is five times more abrasive resistant than carbide, it is zero porosity, high temperature tolerant, extremely chemical resistant (almost inert), and extremely hard (next to diamond).
The special precious stone component can request to process various precious stone module of special pattern according to the customer, like lens, just jade edge of knife, prism and hemisphere lens, precious stone lead line machine, many bore precious stone module, and step bore module. Etc.
