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Jiangyin Entret Coating Technology Co., Ltd.

Sapphire, Substrate, Al2O3 manufacturer / supplier in China, offering Sapphire Substrate (single crystal of Al2O3), Mn3ge Alloy Sputtering Target of High Quality and Purity, CO20fe60b20 Target for Vacuum Sputtering Coating and so on.

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Supplier Homepage Product wafer and film substrate Sapphire Substrate (single crystal of Al2O3)

Sapphire Substrate (single crystal of Al2O3)

FOB Price: US $20 / Piece
Min. Order: 20 Pieces
Min. Order FOB Price
20 Pieces US $20/ Piece
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Production Capacity: 10000PCS
Transport Package: Standard Packing for Export
Payment Terms: L/C, T/T, Paypal

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Basic Info
  • Model NO.: ETT-17032306
  • Grade Standard: Industrial Grade
  • Quality: First Class
  • Specification: as per the customer′s request
  • HS Code: 90019090
  • Classification: Silica
  • Kind: Asked
  • Trademark: Entret
  • Origin: Jiangyin
Product Description
 Physical Properties of Sapphire
Crystal StructureHexagonal.   a =4.758 Å   c= 12.992 Å
Crystallographic D spacing (1120 ) - a plane:  2.379 Å                (1102) - r plane:  1.740 Å
(1010) - m plane:  1.375 Å                (1123) - n plane: 1.147 ů
(0001) - c plane:   2.165 Å                (1011) - s plane:  1.961 Å
Crystal Purity > 99.99%
Melt Point2040 oC         
Density3.98  g/cm3   
Hardness9 ( mohs)
Thermal Expansion  7.5  (x10-6/ oC)
Specific Heat0.10  ( cal / oC)
Thermal Conductivity, 46.06 @ 0 oC     25.12 @ 100 oC,     12.56 @ 400 oC        ( W/(m.K) )
Dielectric Constant~ 9.4 @300K  at A axis    ~ 11.58@ 300K at C axis
Loss Tangent at 10 GHz< 2x10-5  at A axis ,       <5 x10-5  at C axis
Standard Products
As - grown boules
 <0001> ori.± 0.5o
3" dia x 50 ~ 70 mm length
2" dia x 50 ~ 70 mm length
30 mm dia  x 150 mm  length
As-cut blanks
<0001> ori.± 0.5o
2" dia x 0.7 mm thickness
1" dia x 0.7 mm thickness
Epi -polished substrates
C, R, A plane: ori.± 0.5o
1 or 2 sides polished
Ra< 10 Å
3" dia. x 0.5 mm   
2" dia. x 0.33 mm,   2"dia x 0.5 mm
1" dia  x 0.5 mm
0.5" x 0.5" x 0.5 mm
10x10x0.5 mm

Jiangyin Entret Coating Technology Co., Ltd is committed to the research of single crystal materials and sputtering target industry, developed a variety of composite doping ceramic target and crystal substrate substrate growth, cutting, grinding and polishing process, products Quality has reached the domestic and international first-class industry level.

      Our main products for a variety of artificial single crystal substrate and sputtering target, so far our product range, rich and meet the colleges and universities and scientific research institutes required cutting, rough grinding, polishing, Compacting, sintering a set of required consumables and equipment for the experimental process.

      In addition to the company's products to meet the needs of major domestic universities and research institutes, but also exported to Japan, Germany, Singapore and the United States and other foreign markets.

    Jiangyin Entret Coating Technology Co., Ltd warmly invite people of insight at home and abroad to join the company, you are welcome to come to discuss technical cooperation or product sales business.

      We are loyal to the quality of products, customer service needs.

      Integrity, innovation, service - is our purpose.

      We will uphold the integrity-based, product quality first, customer service first purpose and dedication to meet the needs of our customers at home and abroad.

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