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  • High Quanlity 0 4mm 30mm Ruby Ball - China

    price: contact company for price

    Our Capabilities:

    Tolerance in Diameter: +/-0.001mm

    Roundness<0 .


    Surface finish:S/D: 20/10(Ra25nm )

    Ruby ball, sapphire crystal is one of corundum gemstones.

    it is mainly characterized by wear resistance, high hardness, corrosion resistance and small friction coefficient.

    it is an idea material for precision instrument, machinery and bearing; sapphire glass has good infrared transmission and chemical stability.

    it is also widely used in all aspects of infrared military equipment, such as far-infrared sight, night vision camera and so on.

    Company Contact:

    • Phone: 8619875590264

    • Address: 1918 Room, zhihui building, shajin street, shenzhen city, China

    • Email: Email

    Published date: November 24, 2021 - Modified date: November 24, 2021

    • Business Description: SJL LASER established in 2007, located in Shenzhen city, China.

      is a national high-tech enterprise integrating R&D and production of high -precision optical components.

      The company has a facility covering more than 5000 square meters in a high-tech park.

      At present we can produce over 2000 kinds and specifications of products.

      Products mainly include Optical glass ball lens, Half ball lens, Super hemispheres lens, Sapphire ball lens, Ruby ball, Chalcogenide glass ball, Monocrystalline silicon, YAG crystal, Quartz ball (JGSA, JGS2, JGS3), Aspheric lens, Cup jewels, Jewel bearings, Sapphire windows, Sapphire rods, Sapphire seat, Sapphire microhole, Hole jewel, Assemblies jewels, Nozzle jewels, Check valves, Special jewels, Ceramic component.

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