Product Specifications
Prod Model: |
HL-6 |
Density: 3.98g/cm3: |
Hardness: Mohs 9 |
Color: Yellow Blue: |
Diameter : More Than 16mm |
Grade: |
Mid |
Suitable For: |
Unisex |
Classification: |
Synthetic Corundum |
Type: |
Material |
Color: |
Yello Blue |
Style: |
Popular |
Product Description



Zaozhuang ruizhong gem crystal material Co., ltd is invested by yantai huajing gem Co, ltd. It is registerred into stock company in zaozhuang in April,2011.
advanced technicians are 8 persons , The major product is rough ruby #1,#2,#3,#5,#8, alexandrite, blue corundum,white sapphire in half boules.yantai company was built in 1976 blue corundum,white sapphire in half boules.yantai company was built in 1976.
The quantity of an annual is about 200 tons, 60% of which are exported to India, South Korea,Pakistan, Japan,the United States,France,product quality and foreign exchange,with Outstanding products.



Description:widely used in ornaments such as ring, necklace,and other jewelry
The material is aluminum oxide , the diameter is more than 16mm, the length is more than 50mm
The grade is AB, C , E and F
Quick Details
- Brand Name: polaris
- Place of Origin: Shandong, China (Mainland)
- Model Number: HZL
- Gemstone Type: Synthetic (lab created)
- Gemstone Color: yellow blue
- Gemstone Material: corundum
- Gemstone Shape: half boules
- Gemstone Size: diameter more than16mm
- Gemstone Weight: more than 40g
- density: 3.98g/cm3
- hardness: mohs 9
Packaging & Delivery
Packaging Details:5kgs/box, 4boxes/carton, 20kgs carton, carton and plastic bag
Delivery Detail:1-10days
Zaozhuang Ruizhong Gem Crystal Material is invested by Yantai Huajing Gem. Which is a professional manufacture in gem field with more than 30 years, the build date is in 1976. We specialize in rough rubies #1, #2, #3, #5 and #8, alexandrite, blue corundum and white sapphire in half boules. Cut stone, sapphire crystal, jewel bearing and so on
We have more than 100 employees including three advanced technicians. With a strong technical power and independent R&D capability, we have employed crystal experts from famous domestic colleges and universities, and research institutions as our permanent technical consultants and cooperation partners. Since 2003, we have begun to research 5N white sapphire crackle with special purity, which is the material of KY, EFG and CZ crystals. The purity is more than 99.999 percent. Our annual quantity is about 200 tons, 60 percent of which are exported to India, South Korea, Pakistan, Japan, the US, France and Egypt.
We ranked first in the domestic industry in terms of main economic and technical indicators including production scale, product variety, product quality and foreign exchange, Moreover, we have received awards such as "Outstanding Products" by the Ministry of Light Industry and "Shandong Outstanding Enterprises".
If you are interested in our products, contact us today.