The hardness is seven grades of Mohs, and it has the characteristics of high temperature resistance, low thermal expansion coefficient, thermal shock resistance and good electrical insulation performance.
It is usually colorless and transparent, and its visible light transmittance is 85% or more.
Chemical composition (unit:ppm)
Al | Fe | K | L | C | N | B | C | M | OH |
20 | 0.4 | 1 | 1.4 | 0.01 | 1.5 | 0.2 | 0.5 | 0.05 | 120--260 |
Physical Properties:
Material | Quartz |
Color | Transparent or clear |
Surface | No Air Bubble ,no process |
Density | 2.1g/cm 3 |
Degree of Hardness | 6.5Moh's Scale |
Softening Point | 1750 C |
Strain | 1270 C Fused The Quartz Glass Brick |
PPM grade | Controlled 10/20/100 PPM |
Shape | Circle/Square /Rectangle |
Thickness | 0.5 MM-100 MM |
Parameter/ Value | JGS1 | JGS2 | JGS3 |
Maximum Size | <φ200mm | <φ300mm | <φ200mm |
Transmission Range | 0.17~2.10um (Tavg>90%) | 0.26~2.10um (Tavg>85%) | 0.185~3.52um (Tavg-85%) |
OH- content | 1200ppm | 150ppm | 5ppm |
Fluorescence (ex254nm) | Virtually Free | Strong V-B | Strong V-B |
Impurity Content | 5ppm | 20-40ppm | 40-50ppm |
Birefringence Constant | 2-4nm/cm | 4-6nm/cm | 4-10nm/cm |
Melting Method | Synthetic CVD | Oxy-Hydrogen melting | Electrical melting |
Applications | Laser substrate: window, lens, prism, mirror | Semiconductor and high temperature window | IR & UV substrate |
sand blasting,
polishing,
bending,
cutting,
pinching,
burning mouth and so on.
If you need special one, pls kindly send us the drawing.
Both side polished
Can do flame polishing
Broad Transmission Spectrum
Low Thermal Expansion Coefficient
Vaulted quartz plate can work long time with 1100°C
clear quartz plate softening point:1730°C=3146°F
Annealing point:1180°C=2156°F
clear Vaulted quartz plate strain point:1075°C=1967°F
No bubble, no airline
High Corrosion Resistance
transmission of visible light>90%
2)Operating Temperature: 1250ºC; SoftenTemperature: 1730ºC 3)Excellent visual and chemical performance:acid-resistance,alkali-resistance,Good thermal stability.
4)Health care and environmental protection.
5)No air bubble and no air line.
6)Excellent electrical insulator.
Application range:
a) LED chip manufacturing / wafer level chip package
b) touch screen of the navigation device
c) Semiconductor / Lighting
d) LCD/MEMS (pressure sensor, accelerometer...)
e) Research / Aviation / Military
f) Consumer Electronics Damage Protection Glass
g) Life sciences (micro-channels, etc.)
h) and many other customer-specific applications
We can customize products according to your requirements!
BAIBO has always been a defining force in the sale and fabrication of quartz glass within the semi-conductor, chemical, solar Energy and precise ceramics within semi-conductor , solar energy, textile, electronic, and laser industries.
Not only have we mastered the fabrication technology, our strength has always been based around listening to and understanding our customer's requirements and expectations.
Continuous improvement in all areas of our business is key to our grouth.
What is equally important to us is maintaining in business, our inherent family values of trust, faimess and respect to our employees, suppliers and customers.
2. By Sea (From Qingdao,Shanghai)
3. Terms of Delivery: FOB Qiangdao,Shanghai etc.
4. Both air and sea shipment is available, it's depend on your request.
Delivery Time:
1. Sample order: 3-7 days after receipt of payment.
2. Bulk order: 7-15 days after receipt of payment
Payment:
1. T/T (Bank Transfer).
2. Western Union.
3. Alibaba credit guarantee order.
4. Sample order: 100% payment before shipment.
1.Q: How can I get some samples?
A: If we have sample in stock, we can offer it free.
However, you need to afford the freight charge.
If it is need to be customized,we will charge you some fees without profit.
2.Q: How can I place the order to you?
A: You can contact us by TradeManage and send the inquiry.
Also can place the order on lTT or through Aliexpress are all ok.
3.Q: How can I pay for you?
A: T/T, L/C, West Union and Aliexpress credit card payment.
4.Q: How can I trust you?
A:We are the 8 years Made in China gold supplier and have more than 10 years experience to own good reputation.
The Trade Assurance Service is ready for you and the guarantee account is USD40000.
5.Q:How to protect my product?
A:We have more than 20years export experience and have received high recognition and praise from our customers.
We have many skilled workers and they know how to protect the product. During the 20 years, there's no breaking.