Polaris Huajing Gem

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29

2025-09

Core Properties and Application Areas of Synthetic Corundum

The advantages of synthetic corundum stem from its stable crystal structure and controllable manufacturing process, with its core characteristics summarized as “hard, stable, pure, and customizable”: Exceptional hardness: With a Mohs hardness of 9, it ranks just below diamond (10), exhibiting excellent wear resistance and scratch resistance, and can withstand friction from hard materials such as metals and ceramics.

2025-09-29

Core Properties and Application Areas of Synthetic Corundum

29

2025-09

What are the applications of synthetic ruby in other precision instruments or devices?

With a Mohs hardness of 9, exceptional wear resistance, outstanding chemical stability, superior high‑temperature tolerance, and precise machinability, synthetic ruby is not only used in watch‑movement bearings but also finds extensive application in a wide range of precision instruments and equipment that demand stringent performance in terms of precision, wear resistance, and resilience to extreme environments. Its uses span multiple sectors, including aerospace, optical observation, medical diagnostics, and industrial metrology.

2025-09-29

What are the applications of synthetic ruby in other precision instruments or devices?

01

2025-09

Market Position and Trends of Spinel

In recent years, as the prices of natural rubies and sapphires have continued to rise, natural spinels—known for their striking appearance, excellent hardness, and relatively affordable pricing—have gradually become a favorite in the jewelry market. In particular, premium varieties such as “Jedi Knight” and Mahenge, prized for their distinctive hues and limited availability, have seen annual price increases of 10% to 20%, making them a popular choice among collectors of niche gemstones.

2025-09-01

Market Position and Trends of Spinel

24

2025-07

Synthetic Spinel: A “Practical Choice” for Both Industrial and Affordable Jewelry

With advances in materials science, synthetic spinel can now be produced via artificial synthesis, primarily for use in “industrial functional components” and “affordable jewelry.” Its properties are controllable and its cost is low, thereby addressing the scarcity of natural spinel.

2025-07-24

Synthetic Spinel: A “Practical Choice” for Both Industrial and Affordable Jewelry

30

2022-10

What are the characteristics of synthetic rubies, and how can they be identified?

Natural rubies are among the most precious of all gemstones and enjoy widespread popularity. In particular, many middle-aged and older women have a special fondness for natural ruby jewelry.

2022-10-30

What are the characteristics of synthetic rubies, and how can they be identified?
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