JD Heatproof 500 degree chemical tempered borosilicate sight glass
JD Heatproof 500 degree chemical tempered borosilicate sight glass
Overview:
Features of JD Heatproof 500 degree chemical tempered borosilicate sight glass:
1. Raw material: Borosilicate glass, Pyrex, Optical glass.
2. Processing: by Molding, Grinding, Polishing.
3. Surface quality: optical surface quality and well controlled tolerance
4. Inside quality: clear and transparent, no mold marks, no inside bubble and dirts.
5. Great heat resistance performance,stable chemical property.
6. Working field :widely used in high-temperature observation windows, lighting (high-power lighting panel), appliances, laboratory containers, solar, lighting and other fields.
Property:
| Density ρ at 25°C | : 2.23±0.02g/cm3 |
| Hardness | : >7 |
| Tensile Strenth | : 4.8x107Pa (N/M2) |
| Bulk modulus | : 93x103 M pa |
| Young's modulus | : 63 KN/mm3 |
| Poisson's ratio | : 0.18 |
| Thermal expansion coefficient | : (0-300°C) (3.3±0.1)x10-6K-1 |
| Coefficient of thermal conductivity | : 1.2Wx(mxk)-1 |
| Specific heat capacity | : (20-100°C) 0.82KJx(kgxk) |
| Optical performance | |
| Light Transmittance | : 92% |
| The refractive index | : Nd: 1.47384 |
| The wavelength | 1) 435.8nm=1.481 |
| 2) 479.9nm=1.4772 | |
| 3) 546.1nm=1.4732 | |
| Themal parameter | |
| Softening point | : 810±10°C |
| Resistance to cold and hot shock | : 280°C |
| Continuous working temperature | : ≤550°C |
| The resistivity 1g ρ | : 250°C 8Ωxcm |
| Electric parameter | |
| Dielectric coefficient ε | : 4.7 |
| Dielectric strength | 5x107V/M |
| Dielectric loss factor | : tanσ (MC20°C)≤38x10-4 |
| Chemical feature | |
| Water resistance | : ISO719 HGB Level 1 |
| Acid resistance | : ISO195 HGB Level 1 |
| Alkali resistance | : ISO695 HGB Level 2 |
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APPLICATION
Borosilicate 3.3serves as a material of true function and wide applications:
Household electrical appliance(panel for oven and fireplace, microwave tray etc.)
Environmental engineering and chemical engineering(lining layer of repellence, autoclave of chemical reaction and safety spectacles)
Lighting(spotlight and protective glass for jumbo power of floodlight)
Power regeneration by solar energy(solar cell base plate)
Fine instruments(optical filter)
Semi-conductor technology(LCD disc, display glass)
Medical technology and biological engineering
Safety protection(bullet proof glass)
Package for JD Heatproof 500 degree chemical tempered borosilicate sight glass:
1.plastic bubbles
2.polystyrene foam sheet
3.carton
4.wooden case
5.delivery by shipping or Express, such as EMS/DHL/TNT/UPS/Fedex
Shipping for JD Heatproof 500 degree chemical tempered borosilicate sight glass:
1. By bus, ship, train or air
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 advanced production equipment and strong production strength. We have advanced research team which can design all kinds of products to satisfy customers' needs. 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 cooperating with you.
1. Q: Are you a factory or trading company?
A: We are a manufacture, our main products are all kinds of quartz products which are widely sold to all over the world and we are warmly welcome to your visiting.
2. Q: Are normal glass tubes have inventory?
A: Yes, our normal glass tubes have inventory.
3. Q: Are the price same for colored and colorless?
A: no, the prices are different.
4. Q: Can you produce special products?
A: Yes.
5. Q: What’s your payment terms?
A: L/C, D/A, D/P, T/T, Western Union.
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