Red/sapphire spheres

Gemstone ball is made of artificial blue/ruby single crystal material, which is characterized by corrosion resistance, wear resistance and good light transmittance, etc. Gemstone ball is used in liquid and gas flowmeter ball valve and optical fiber communication in highly corrosive environment.

The gemstone blind hole ball made of gemstone round ball can be used as insulation measuring head of measuring instrument and precision measuring instrument.

Product specifications:

Diameter D: 0.80 ~ 100.00 mm Φ Φ (sapphire), limit deviation 0.00127 mm in diameter

Diameter D: 0.60 ~ 100.00 mm Φ Φ (ruby), limit deviation 0.00127 mm in diameter

Technical parameters:

Artificial blue/Ruby (-Al2O3) ≥99.99%

Diameter tolerance: 0.00125mm

Surface roughness: Rz0.1

Roundness: level 5 (0.000127)

Surface mass S/D: 40/20