JD heat resistant high borosilicate sight glass tube

JD heat resistant high borosilicate sight glass tube

Product Description
Features of JD heat resistant high borosilicate sight glass tube:
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. Density ρ at 25°C: 2.23±0.02g/cm3Hardness: >7Tensile Strenth: 4.8x107Pa (N/M2)Bulk modulus: 93x103 M paYoung's modulus: 63 KN/mm3Poisson's ratio: 0.18Thermal expansion coefficient: (0-300°C) (3.3±0.1)x10-6K-1Coefficient of thermal conductivity: 1.2Wx(mxk)-1Specific heat capacity: (20-100°C) 0.82KJx(kgxk)Optical performanceLight Transmittance: 92%The refractive index: Nd: 1.47384The wavelength1) 435.8nm=1.481 2) 479.9nm=1.4772 3) 546.1nm=1.4732Themal parameterSoftening point: 810±10°CResistance to cold and hot shock: 280°CContinuous working temperature: ≤550°CThe resistivity 1g ρ: 250°C 8ΩxcmElectric parameterDielectric coefficient ε: 4.7Dielectric strength5x107V/MDielectric loss factor: tanσ (MC20°C)≤38x10-4Chemical featureWater resistance: ISO719 HGB Level 1Acid resistance: ISO195 HGB Level 1Alkali resistance: ISO695 HGB Level 2
Application:
They are widely used in optical instrument, sight glass, observation window for furnace, semiconductor, photoelectron, military industry, metallurgy, and test for Lab.
Packaging & Shipping
2.polystyrene foam sheet
3.carton
4.wooden case
Company Information
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.
Our Services
FAQ
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 wormly welcome your visiting.
2. Q: Are normal glass tubes have inventory?
A: Yes, our normal glass tube have inventory.
3. Q: Are the price same for colored and colorless?
A: no, the prices are different.
4. Q: Can you produce special product?
A: Yes.
5. Q: What’s your payment terms?
A: L/C, D/A, D/P, T/T, Western Union.
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