Пользовательская Полировка Шлифовка ЧПУ кварцевое стекло обработанные

Сохранить в закладки 1600610048652:


Цена:20,00 $*

Количество:

  • В избранное

Описание и отзывы

Характеристики



Product Description






Density
2.2x103 kg/m3
Dielectric Properties
(20°C and 1 MHz)
Hardness
5.5 - 6.5 Mohs' Scale 570 KHN 100
Constant
3.75
Design Tensile Strength
4.8x107 Pa (N/m2) (7000 psi)
Strength
5x107 V/m
Design Compressive Strength
Greater than 1.1 x l09 Pa (160,000 psi)
Loss Factor
Less than 4x10-4
Bulk Modulus
3.7x1010 Pa (5.3x106 psi)
Dissipation Factor
Less than 1x10-4
Rigidity Modulus
3.1x1010 Pa (4.5x106 psi)
Index of Refraction
1.4585
Young's Modulus
72GPa (10.5x106 psi)
Constringence (Nu)
67.56
Poisson's Ratio
0.17
Velocity of Sound-Shear Wave
3.75x103 m/s
Coefficient of Thermal Expansion
5.5x10 -7 cm/cm·°C (20°C-320°C)
Velocity of Sound/Compression Wave
5.90X103 m/s
Thermal Conductivity
1.4 W/m·°C
Sonic Attenuation
Less than 11 db/m MHz
Specific Heat
670 J/kg·°C
Permeability Constants(700°C)
(cm3 mm/cm2 sec cm of Hg)
Softening Point
1683°C
Helium
210x10-10
Annealing Point
1215°C
Hydrogen
21x10-10
Strain Point
1120 °C
Deuterium
17x10-10
Electrical Resistivity
7x107 ohm cm (350°C)
Neon
9.5x10-10




Specification


Name
Specification
Brand
Material
quartz glass tube
Diameter 0.5-600mm Thickness :1.5-100mm Length: customer reques
BAORAN
99.99% quratz glass
quartz plate
Diameter :0.5-500mm Thickness:1.5-100mm Length: customer request
BAORAN
99.99% quratz glass
quartz glass rod
Diameter :1.5-450mm Thickness: 0.5-10mm Length: as customer request
BAORAN
99.99% quratz glass


Packing & Delivery








To better ensure the safety of your goods, professional, environmentally friendly, convenient and efficient packaging services will be provided.


company introduction
Baoran Quartz Products Co., Ltd. is a subsidiary of Jiangsu Guangda Quartz Products Co., Ltd., focusing on high-end quartz glass processing.The company has a production history of 30 years, is one of the earliest quartz products manufacturers in China.


Our high precision processing technology is very rigorous, in the current market is similar products with a very strong
competitive advantage.



.At present, the company has a large machining centers ,cold processing and testing equipment, such as super large processing center, super large size surface grinder, wafer plate washer, etc.We also have the quartz glass welding, blowing, sintering and other secondary molding of exquisite technology, we have been providing a variety of experimental quartz instruments for scientific research units.


FAQ


Frequently Asked Question
Q: Are you trading company or manufacturer ?
A: We are china final quartz manufacturer about 20 years,
Q: How long is your delivery time?
A: Generally it is 5-7 days if the goods are in stock. or it is 15-20 days if the goods are not in stock, it is according to
quantity.
Q: Do you provide samples ? is it free or extra ?
A: Yes, we could offer the sample for free charge but do not pay the cost of freight.
Q: What is your terms of payment ?
A: Payment<=1000USD, 100% T/T in advance ,balance before shippment. If you have another question, pls feel free to contact us as below:
Step1 Please choose the goods with links or pictures which you want to order, Then click contact supplier or chat with me Or just send an inquiry. When we get your inquiry, we will give you a quotation soon within 24hours.





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