Payment & Shipping Terms:
|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:||85％|
|Color:||Red And White||Type:||Single Crystal|
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1. Material description:
Grade: optical grade without bubble,crystal boundary;
Orientations:C-aixs ±1° or A-axis
Surface: LP/ polished
|Thermal Coefficient of Expansion||(0/300°C): 45-53 X 10 -7/°C|
|Softening Point||2040°C / 3700 °F|
|Knoop Hardness||1525-2000 Kg/mm2|
|Young's Modulus||50-55 X 106 psi / 345 GPa|
|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
4. Our products in fact
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.
Contact Person: Wang