we produce synthetic sapphire and ruby parts serviced in Aerospace, military, analytical, medical,Optical, optoelectronics semiconductors, precision meters instruments. Optical lenses, rubyOptical infrared ultraviolet (UV)ptical prisms, ...

Zaozhuang Ruizhong Gem Crystal Material Co., Ltd. is located at Zhongtai Chemical Industry Park, Zaozhuang, China. We were invested by Yantai Huajing in March, 2011. was built 1976. The old name Factory. are the oldest manufacturer of synthetic gemstones ...

We are Micro Magnet Co., Ltd. can supply all kinds of micro magnets, such as: smco magnets,ruby,sapphire,jewel bearing etc. with high quality in low price ,please click http://www.micro-magnet.com/products.htm or send E-mail to ...

We are a leading company of China, specialied in synthetic sapphire(AI2O3) and ruby products, mainly include cup jewls, sapphire endstones windows, hole jewels, rod balls special ceramic component. These products chiefly applied to accurate measuring ...

ChongQing Co-creation sapphire optoelectronics instruments Co., Ltd. ,is a professional R & D (Al2O3), quartz, tungsten carbide and other hard brittle materials related special gem components, machining , sales import export trade of high-tech ...

We deals in different types of jewel bearings like VEE, CUP, CONEand RINGS which are used on voltmeters, ammeters and variousmeasuring instruments.