Surface Polished Synthetic Sapphire Rod , Sapphire Ingot High Dielectric Constant
Brand Name:zmkj
Model Number:rod-001
Minimum Order Quantity:30pcs
Delivery Time:20DAYS
Place of Origin:china
Price:100usd/pcs by FOB
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Location:
Shanghai Shanghai China
Address:
Rm5-616,No.851,Dianshanhu avenue, Qingpu area，Shanghai city，CHINA
Supplier`s last login times:
within 13 hours
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Product Details
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Product Details
sapphire optical lens Al2O3 single crystal glass sapphire optical glass ingots sapphire rods sapphire optical rods
1. Material description:
Grade: optical grade without bubble,crystal boundary;
Orientations:C-aixs ±1° or A-axis
Size:dia1-50mm±0.01mm
Surface: LP/ polished
SD:60/40 ,or40/20
Roudness:1um
| Thermal Properties | |
| Thermal Coefficient of Expansion | (0/300°C): 45-53 X 10 -7/°C |
| Softening Point | 2040°C / 3700 °F |
| Mechanical Properties | |
| Density | 3.97 g/cm3 |
| Knoop Hardness | 1525-2000 Kg/mm2 |
| Young's Modulus | 50-55 X 106 psi / 345 GPa |
| Poisson's Ratio | 0.28-0.33 |
| Optical Properties | |
| Refractive Index | 1.768 |
| Electrical Properties | |
| Dielectric Constant | Avg. 9.3-11.5 |
| Dielectric Strength | 4.8 X 105 v/cm |
Advantage from Comprison with other optical glass
1- Thinner and Stronger than Standard Glass Windows
2- Transmits Wavelengths Ranging From UV to Mid-Infrared
3- Features Extreme Chemical Resistance
4- Extreme surface hardness, high thermal conductivity,
high dielectric constant and resistance
4. About ZMKJ Our Factory
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.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.
4. Our products in fact
FAQ:
Q1: Can I have samples to test?
A: Yes,we are pleased to supply samples to test and check quality,mixed sample order is available.
Q2: Do you have any MOQ limited? A: Our MOQ: 5pcs Q3: What’s the lead time?
A: Sample :2-3 days.Mass production: 10-30 days.
Q4: How do you ship the goods and how long does it take?
A: We usually ship goods by UPS,FEDEX,TNT by FOB. It usually takes 3-5 days to arrive.
Q5: Do you offer guarantee for your products?
A: After test them if not pass test,you can return the goods at any time, we will re-offer you again
and also bear shipping fee.
Q6: Do you accept OEM?
A: We have our own brand-metalaser. OEM is also acceptable.
Surface Polished Synthetic Sapphire Rod , Sapphire Ingot High Dielectric Constant
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