Высокое качество Лидер продаж шариковый концевой образец кварцевая трубка кварцевые трубки прозрачная стеклянная

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Welcome to my quartz factory
Lianyungang Kunyang Quartz Products Co., Ltd is a professional manufacture specialized in research and development of quartz banger,quartz glass tube,quartz plate,quartz tube,quartz flange,quartz ring,cuvette and quartz instrument. The company is located in China Crystal Capital -DongHai City, Jiangsu Prov., China. 70 km far from Lianyungang port, convenient transportation.Covering an area of 1000 square meters,
We now have over 30 employees,an annual sales figure exceeding USD 5.2 million.With the philosophy of Technology, Quality First,Integrity and Responsibility,Sustainable Operation, the company dedicates to establish an international enterprise with standard and sustainable operation capability.


Property
Value
Property
Value
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 109Pa (160,000 psi)
Loss Factor
Less than 4x10-4
Bulk Modulus
3.7x1010 Pa (5.3x106psi)
Dissipation Factor
Less than 1x10-4
Rigidity Modulus
3.1x1010 Pa (4.5x106psi)
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(20°)
1.4 W/m·°C
Sonic Attenuation
Less than 11 db/m MHz
Specific Heat(20°)
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














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