Rough Blank Transparent Sapphire Tube 220mm Length

Rough Blank Transparent Sapphire Tube 220mm Length

  • High Light

    220mm Transparent Sapphire Tube


    Al2O3 Sapphire Tube


    Hardness 9.0 Sapphire Tube

  • Materials
    99.999% Al2O3
  • Application
    Semicondutor Wafer, Led Chip, Optical Glass Window, Electronic Ceramics,bearing
  • Advantagement
    High Hardness9.0,wear Resistance,
  • VisVisible Light TransmittanceVisible Light Transmittance
  • Color
  • Type
    Sapphire Tube
  • Size
  • Surface
  • Place of Origin
  • Brand Name
  • Model Number
  • Minimum Order Quantity
  • Price
    by case
  • Packaging Details
    PET Films
  • Delivery Time
    20-30 DAYS
  • Payment Terms
    T/T, Western Union

Rough Blank Transparent Sapphire Tube 220mm Length


sapphire optical tube, polished or rough blank transparent Sapphire Tube sapphire pipe by 220mm length

Sapphire characteristics


Materials characteristics
Item B270 CaF2 Ge MgF2 N-BK7 Sapphire Si UV Fused Sillca ZnSe ZnS
Refractive index(nd) 1.523 1.434 1.003 1.413 1.517 1.768 3.422 1.458 2.403 2.631
Coeffcient of dispersion(Vd) 58.5 95.1 N/A 106.2 64.2 72.2 N/A 67.7 N/A N/A
Density(g/cm3) 2.55 3.18 5.33 3.18 2.46 3.97 2.33 2.20 5.27 5.27
TCE(μm/m℃) 8.2 18.85 6.1 13.7 7.1 5.3 2.55 0.55 7.1 7.6
Soften Temperature(℃) 533 800 936 1255 557 2000 1500 1000 250 1525
Knoop hardness(kg/mm2) 542 158.3 780 415 610 2200 1150 500 120 120


About Our Company ZMKJ Sapphire  Process

ZMKJ locates in the city of Shanghai, Which is the best city of China, and our factory is founded
in Wuxi city in 2014.
We specialize in processing a varity of materials into wafers, substrates and custiomized optical
glass parts as like sapphire, sic, quartz.components widely used in electronics, optics, optoelectronics
and many other fields. We also have been working closely with many domestic and oversea universities, research institutions and companies, provide customized products and services for their R&D projects.
It's our vision to maintaining a good relationship of cooperation with our all customers by our good reputatiaons.


3.0  Sapphire Tube sample  in detail

Rough Blank Transparent Sapphire Tube 220mm Length 0

Rough Blank Transparent Sapphire Tube 220mm Length 1


Rough Blank Transparent Sapphire Tube 220mm Length 2


4.We can supply professional customized service in time and provide cooperation and support of new product development and technology appliance  by other semiconducting material products.

Rough Blank Transparent Sapphire Tube 220mm Length 3
6.0 FAQ –
Q: What you can supply logistics and cost?
(1) We accept DHL, Fedex, TNT, UPS, EMS, SF and etc by FOB delivery.
 If you have your own express number, it's great.
Q: How to pay?
50% deposit ,50% before delivery byT/T, Paypal, West Union, MoneyGram,
Secure payment and Trade  Assurance on Alibaba and etc..

Q: What's the delivery time?
(1) For the standard products such as ball lens, substrates,windows,
     For inventory: the delivery is 5 workdays after order.
   For customized products: the delivery is 2 or 3 workweeks after order.

Q: What's the MOQ?
(1) For inventory, the MOQ is 5pcs.
(2) For customized products, the MOQ is 10pcs-30pcs.