Al2O3 Ocean Blue Sapphire Emerald Stones , Blue Stone Abrasion Resistance
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...minerals in the trigonal crystal system. In the gem world, all colors of gem-grade corundum other than rubies are called sapphires. The main component of sapphire is alumina (Al2O3). Corundum contains trace elements such as iron (Fe) and titanium (Ti), and...
ARH Sapphire Co., Ltd
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Royal Blue Synthetic Gem Stone Ruby Sapphire Gems
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New Arrival Blue Loosestone Gems Synthetic Sapphire Price Per Carat Corundum Oval Shape Blue Sapphire red Emerald cut rectangle shape corundum material D-red color sapphire loose stone Synthetic Rough Gemstone Uncut Sapphire Good Quality Raw Corundum ......
SHANGHAI FAMOUS TRADE CO.,LTD
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925 Sterling Silver Simulated Gemstone Jewelry Created Emerald Ruby Sapphire Ring For Wedding Engagement
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Brand Name: Lanciashow Necklace Type: Ring Gender: Women Main Stone: Imitation Emerald/Ruby/Emerald Metals Type: 925 Sterling Silver Metal Stamp: 925 Occasion: Party,Casual, Holiday Item Number: Y071 Ring Stone Size: 10mmx12mm Ring Weight: 9.3g Service: ......
Lanciajewelry Co., Ltd
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Lab Grown Blue Sapphire Crystal Stone Raw Material All Color Rough
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...Sapphire Crystal For laser rods, Titanium Ti Ruby Sapphire Laser Crystals For laser rods, Wholesale Rough Lab Created Blue Sapphire Crystal Gems Heat Resistant Raw Gemstone, Lab Grown Blue Sapphire Crystal Stone Raw Material All Color Rough Lab Created Blue Sapphire Product description Product feature Gemological characteristics: Color, luster, hardness, density are very close to many natural stones......
SHANGHAI FAMOUS TRADE CO.,LTD
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Pink Pear Cut Classic Moissanite , Colored Moissanite Loose Stones
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... & Gem 2.65-2.69 0.104 20.40% 9% * Diamond 2.42 0.044 17.20% 10% ** Ruby 1.77 0.018 7.40% 9% *** Sapphire 1.77 0.018 7.40% 9% *** Emerald 1.58 0.014 5.10% 7% * Specifications: 1. The great cutting technology ,make the fluency lines on the pear shape and...
AAA Gems Co., Ltd
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Aluminium Oxide Custom Ceramic Parts Wear Resistance Ceramic Components
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Aluminium Oxide Custom Ceramic Parts Wear-Resistanc Ceramic Components 1. Description: Al₂O₃ is significant in its use to produce aluminium metal, as an abrasive owing to its hardness, and as a refractory material owing to its high melting point.It occurs ......
Loudi Antaeus Electronic Ceramic Co.,Ltd.
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Heat Resistance Metal Bonded Diamond Grinding Wheels For Straight Edge Machine
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6A2 Metal bonded diamond glass wheel for straight edge machine Name metal grinding wheel/diamond glass wheel for straight edge machine HS code 680421000 Bond Metal bond Material Steel Abrasive Diamond Packing purple box, 1pcs /box Size D:25mm-500mm T: 5mm-......
JDR Diamond Tools Co.,Ltd
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