Product Details
Place of Origin: china
Brand Name: zmkj
Model Number: quartz tube
Payment & Shipping Terms
Minimum Order Quantity: 10pcs
Price: by case
Packaging Details: by case
Delivery Time: 1-3weeks
Material: |
SiO2 Crystal |
Industry: |
Semicondctor Wafer,optical Glass |
Application: |
Commnnicatoin，cover Glass， Semiconductor Cover， |
Size: |
Dia20,22,24,25,26,28,29,30mm |
Length: |
10-3000mm |
Material: |
SiO2 Crystal |
Industry: |
Semicondctor Wafer,optical Glass |
Application: |
Commnnicatoin，cover Glass， Semiconductor Cover， |
Size: |
Dia20,22,24,25,26,28,29,30mm |
Length: |
10-3000mm |
dia22 quartz glass tube, optical glass lens, quartzs glass plates ,quartz optical windows, sio2 quartzs substrates, GS1,GS2 quartz cover lens
Specifications:
|
Hardeness
|
5.5-6.5 Mohs' Scal 570 KHN 100
|
|
Design Tensile Strength
|
4.8x107 Pa (N/mm2) (7000psi)
|
|
Design Compressive Strength
|
>1.1x109 Pa (160,000 psi)
|
|
Bulk Modulus
|
3.7x1010 Pa (5.3x106psi)
|
|
Rigidity Modulus
|
3.1x1010 pa (4.5x106psi)
|
|
Young's Modulus
|
7.2x10-10 pa (10.5x106 psi)
|
|
Poisson's Ratio
|
0.17
|
|
Coefficient of Thermal Expansion
|
5.5x10-7cm/cm. °C (20°C-30°C)
|
|
Thermal Conductivity
|
1.4 W/m. °C
|
|
Specific Heat
|
670J/kg. °C
|
|
Softerning Point
|
1683°C
|
|
Annealing Point
|
1215°C
|
|
Strain Point
|
1120°C
|
|
Electrical Receptivity
|
7x107 ohm.cm (350°C)
|
|
Velocity of Sound-Shear Wave
|
3.75x103 m/s
|
|
Velocity of Sound/ Compression Wave
|
5.9x103 m/s
|
|
Sonic Attenuation
|
<11db/m MHZ
|
|
Chemical Stability (except hydrofuoric)
|
High resistance to water and acids
|
|
Dielectric Properties (20°C and 1MHZ)
Constant Strength Loss Factor Dissipation Factor |
3.75 5x107 V/M Less than 4x10-4 Less than 1x10-4 |
grade: quartz optical glass
size:dia20,dia22,24,25,26,28,29,30,
inner hole :roud, square,other
thickness:20mm~3000mml
tolerance:＞±0.05mm
Ra:＜2nm
FAQ:
Q: What's the way of shipping and cost?
A:(1) We accept DHL, Fedex, EMS etc.
(2) If you have your own express account, it's great.If not,we could help you ship them. Freight is in accordance with the actual settlement.
Q: How to pay?
A: T/T, Paypal, Secure payment and Assurance payment.
Q: What's your MOQ?
A: (1) For inventory, the MOQ is 25pcs.
(2) For customized products, the MOQ is 25pcs up.
Q: What's the delivery time?
A: (1) For the standard products
For inventory: the delivery is 5 workdays after you place the order.
For customized products: the delivery is 2 or 3 weeks after you place the order.
(2) For the special-shaped products, the delivery is 4 workweeks after you place the order.
Q: Do you have standard products?
A: Our standard products in stock.
Q: Can I customize the products based on my need?
A: Yes, we can customize the material, specifications and optical coating for your optical components based on your needs.
packing ＆ delivery
