Прозрачный лист кварцевого стекла высокого давления JD

•  Specifications:

•  Features of JD Clear High Pressure Quartz Glass Sheet
  

1. High purity made of 99.99% pure quartz
2. Strong Hardness, Can reach Morse level 7.
3. High temperature resistance, can work under 1200°C continuously,and in short time  can even work under 1500°C.
4. Acid and Alkali resistance. Except Hydrofluoric acid, JD Clear High Pressure Quartz Glass Sheet does not react with any acid
5. Electric insulation, it is 10000 times of usual glass.
6. High light transmittance , it is different from 85%-95% depend on different spectrum.
7. Excellent thermal shock stability ,Small thermal expansion coefficient,it is only 5.5×10-7/℃
8. Control in less than 20 PPM, 15 PPM, 10 PPM, 5 PPM ,2 PPM.

• Parameters

  Hardeness	5.5-6.5 Mohs' Scal 570 KHN 100
  Design Tensile Strength	4.8x107 Pa (N/mm2) (7000psi)
  Design Compressive Strength	>1.1x109 Pa (160,000 psi)
  Bulk Modulus	3.7x1010 Pa (5.3x106psi)
  Rigidity Modulus	3.1x1010 pa (4.5x106psi)
  Young's Modulus	7.2x10-10 pa (10.5x106 psi)
  Poisson's Ratio	0.17
  Coefficient of Thermal Expansion	5.5x10-7cm/cm. °C (20°C-30°C)
  Thermal Conductivity	1.4 W/m. °C
  Specific Heat	670J/kg. °C
  Softerning Point	1683°C
  Annealing Point	1215°C
  Strain Point	1120°C
  Electrical Receptivity	7x107 ohm.cm (350°C)
  Velocity of Sound-Shear Wave	3.75x103 m/s
  Velocity of Sound/ Compression Wave	5.9x103 m/s
  Sonic Attenuation	<11db/m MHZ
  Chemical Stability (except hydrofuoric)	High resistance to water and acids
  Dielectric Properties (20°C and 1MHZ) Constant Strength Loss Factor Dissipation Factor	3.75 5x107 V/M Less than 4x10-4 Less than 1x10-4

• Transmission

• Product Show

JD Clear High Pressure Quartz Glass Sheet are widely used in optical instrument, sight glass, observation window for furnace, semiconductor, photoelectron, military industry, metallurgy and lab glassware.

Package for JD Clear High Pressure Quartz Glass Sheet:

1.plastic bubbles

2.polystyrene foam sheet

3.carton

4.wooden case  

Shipping for JD Clear High Pressure Quartz Glass Sheet:

1. By bus, ship, train or airplane

2. By express (DHL, FEDEX, UPS, EMS or required express)

Jinzhou Jingdian Quartz Glass Co.,Ltd is a professional manufacturer producing all kinds of quartz glass products. Our company was built in 2000, we have an advanced production equipment and strong production strength. We have an advanced research team which can design all kinds of products to satisfy customers' need. Our products are widely used for all kinds of industries such as electric light source, electric heater, semiconductor, infrared heating light, optical communication even chemical industry and others. We are here looking forward to cooperate with you.