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Total 5368 products for high si Manufacture & Suppliers

1mm To 20mm White HPHT Rough Lab Grown Diamonds VVS VS SI Clarity DEF Color

...Vvs Vs Si Clarity And DEF Color White Hpht Rough Lab Grown Diamonds Description Laboratory diamonds, known as synthetic diamonds. At present, there are two methods of artificial cultivation of diamonds in th...

Henan Yuda Crystal Co.,Ltd
Henan,China

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DEF Color VVS VS SI Clarity 1.5ct-2ct Size HPHT Lab Grown Diamonds

... growing environment. The methods of synthetic diamond cultivation mainly include HPHT high pressure and high temperature method and CVD chemical vapor deposition method. The incubation time is about half a ...

Henan Yuda Crystal Co.,Ltd
Henan,China

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DEF Color HPHT Lab Grown Diamonds VVS VS SI Clarity White 1ct-1.5ct

..., lab grown diamonds made in a lab can take as little as a few weeks. At present, there are two main ways to make lab grown diamonds. One is high pressure and high temperature. During diamond cultivation, th...

Henan Yuda Crystal Co.,Ltd
Henan,China

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DEF Color VVS VS SI Clarity HPHT Lab Grown Diamonds Round Uncut 3-4ct

... of natural diamond in the laboratory. The main methods of synthetic lab created diamonds are HPHT high pressure and high temperature method and CVD chemical vapor deposition method, and the cultivation time...

Henan Yuda Crystal Co.,Ltd
Henan,China

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Uncut HPHT Lab Grown Diamonds DEF Color VVS VS SI Clarity For Jewelry

... grown by high pressure and high temperature and precipitation methods. Its growth concept is to use small diamonds as "seeds", through technical means to simulate the growth environment of natural ......

Henan Yuda Crystal Co.,Ltd
Henan,China

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DEF Color VVS VS SI Clarity HPHT Rough Diamond For Ring And Necklace

...SI Clarity HPHT Rough Diamond For Ring And Necklace Lab Created Diamonds Description Lab created diamond is a synthetic diamond that is cultivated in the laboratory to simulate the natural formation environm...

Henan Yuda Crystal Co.,Ltd
Henan,China

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DEF VVS VS SI Rough Uncut HPHT Lab Grown Diamonds 3.0-8.0ct For Jewellery

DEF VVS VS SI 3.0-8.0ct Rough Uncut Diamond HPHT Lab Grown Diamonds For Jewellery Synthetic Rough Uncut Diamond Description Synthetic diamonds are mainly produced by chemical vapor deposition (CVD) or high pres...

Henan Yuda Crystal Co.,Ltd
Henan,China

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2-7.0ct DEF VS SI Rough Lab Grown Diamonds For Loose Diamonds

...SI Rough Lab Grown Diamonds For Loose Diamonds Lab Created Diamonds Description Lab-grown diamonds are also known as lab-made diamonds. In the lab, there are two main breeding methods: diamond chemical vapor...

Henan Yuda Crystal Co.,Ltd
Henan,China

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3-4.0ct Uncut HPHT Rough Lab Grown Diamonds DEF Color VVS VS SI Clarity

...CVD) or high pressure and high temperature (HPHT), and its quality is similar to that of natural diamond. The molecular structure of the synthetic diamond is not the full octahedral structure of natural diam...

Henan Yuda Crystal Co.,Ltd
Henan,China

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4.0 Carat SI Lab Grown HPHT Loose Diamonds For Jewelry

... into 10 levels, including diamond as the highest level. Since it has been known that diamonds are made of pure carbon, more and more people are studying diamonds at high temperature and pressure in the labo...

Henan Yuda Crystal Co.,Ltd
Henan,China

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DEF Full White 7.0ct SI HPHT Lab Grown Diamonds For Necklace

... methods: diamond chemical vapor deposition and the technology of high temperature and high pressure.As lab mature growth of the diamond production technology, its cost is low, and can produce a variety of c...

Henan Yuda Crystal Co.,Ltd
Henan,China

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VS SI Clarity Lab Grown HPHT Diamonds Round 3.0ct For Jewelry

...SI Clarity 0.5-3.0ct Lab Grown HPHT Diamonds For Diamonds Jewelry Lab Grown HPHT Diamonds Description Diamonds are considered to be the hardest material in the world. Mohs hardness is divided into 10 grades,...

Henan Yuda Crystal Co.,Ltd
Henan,China

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Media Mining Forged Steel Grinding Balls Of High Hardness And Resistance Hardness > 48HRC

... Hardness High Chrome grind balls C:2.0~3.0; Si:0.8-1.6; Mn:0.60-2.0; Cr:12-16; Mo:0.2-0.6; Cu: 1 max; . P:0.08Max, S:0.06Max; Ak.=5-13J/CM2Minimum 56-62HRC Middle Chrome grind balls C:2.0~3.4 Si:...

Jiyuan City Kunyuan Forging Co., Ltd
Henan,China

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High precision fastening Railroad Tie Plates carbon steel For Rail Tracks

... as ordered Material QT500-7 QT450-10 low carbon steel or high carbon steel by forged Low carbon steel S275JR, Q235,etc. by rolled Chemical composition(%) C:3.60-3.80, Mn:≤0.6, Si:2.50-2.90, P:≤0.08, S:≤0.02...

Suzhou Zhongyue Railway Material Co.,Ltd.
Jiangsu,China

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High Performance Aluminum Radiators For HONDA CIVIC 02-05 SI , Aluminum Car Auto Parts

High Performance Full Aluminum Car Radiator For HONDA CIVIC 02-05 SI This Aluminum Radiator is designed to provide maximum cooling efficiency to prevent premature engine failure. Its light-weight, and high-heat...

Shanghai Rego Import & Export Co. Ltd
Shanghai,China

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4H Semi-Insulating SiC Substrate With Si Face Cmp Polished, Research Grade,4”Size

...industry. SiC wafer is a next generation semiconductor materialwith unique electrical properties and excellent thermal properties for high temperature and high power device application. SiC wafer can be supp...

XIAMEN POWERWAY ADVANCED MATERIAL CO., LTD.
Fujian,China

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High Performance Aluminum Radiators For HONDA CIVIC 02-05 SI , Aluminum Car Auto Parts

High Performance Full Aluminum Car Radiator For HONDA CIVIC 02-05 SI This Aluminum Radiator is designed to provide maximum cooling efficiency to prevent premature engine failure. Its light-weight, and high-heat...

Shanghai Rego Import & Export Co. Ltd
Shanghai,China

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High precision fastening Railroad Tie Plates carbon steel For Rail Tracks

... as ordered Material QT500-7 QT450-10 low carbon steel or high carbon steel by forged Low carbon steel S275JR, Q235,etc. by rolled Chemical composition(%) C:3.60-3.80, Mn:≤0.6, Si:2.50-2.90, P:≤0.08, S:≤0.02...

Suzhou Zhongyue Railway Material Co.,Ltd.
Jiangsu,China

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Damp Proof Aluminium Doors With Wooden Finish German SI Or Kinlong Hardware

... profile,120mm depth, 5+12A+5mm tempered clear glass German SI or Kinlong hardware 5 years warranty Features: 1. high quality with competitive price; 2. sound insulation and heat insulation, damp proof; 3. g...

Huaxing Building Products Co.,Limited
Beijing,China

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