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  • Application of quartz glass in semiconductor industrial equipment

    2022-01-14 20:43:44
    The use temperature of quartz glass in semiconductor industrial equipment is often in the high temperature state of 1000 ℃ to 1300 ℃. In this state, the devitrification phenomenon occurs due to the attachment of impurities. The devitrification part is the crystallization of quartz, and the devitrification point is 275 ℃.
  • Quartz glass is widely used in lenses of optical instruments

    2022-01-07 16:15:14
    There are many kinds of glass, one of which is optical glass, which can change the propagation direction of light. It is widely used in lenses and prisms of optical instruments. Optical glass must meet the requirements of optical imaging. It is no higher than ordinary glass and has higher requirements for the quality of optical glass. For qualified optical glass, it shall meet the following requirements.
  • Learn that optical lenses are polished with asphalt

    2021-12-31 15:18:38
    The optical lens is polished with asphalt. The fine surface of asphalt drives the polishing liquid to grind the lens surface to generate heat, so that the glass melts and flows, melts the rough vertices
  • Excellent properties of quartz glass in application

    2021-12-24 17:03:39
    The excellent properties of quartz glass, such as thermal stability and chemical stability, make it a candidate material for many high-end applications. Nanoscribe Based on the patented two-photon polymerization technology, GP silica photoresist and its micromachining system are used for printing and heat treatment. When the temperature reaches 600 ℃, the polymer adhesive is discharged, and then when it reaches 1300 ℃, silica nanoparticles are sintered and formed, and the volume of parts is reduced, showing the three-dimensional microstructure of pure fused silica glass.
  • JGS1 quartz glass has excellent optical properties

    2021-12-17 16:20:04
    JGS1 quartz glass is made of silica containing substances such as crystals and silica. Silicon oxide melts at high temperature. Its silica content is much higher than that of ordinary glass. JGS1 quartz glass has excellent optical properties, not only excellent visible light transmittance, but also ultraviolet and infrared light transmittance.
  • What are the advantages of quartz glass in application?

    2021-12-10 17:15:02
    Quartz glass is widely used in aerospace, energy, optoelectronics, chemical industry and other fields because of its high purity, good stability, high temperature resistance, radiation resistance and heat shock resistance. The precision and ultra precision machining technology of quartz glass components has become an important research direction in the field of advanced manufacturing technology. Quartz glass is a hard and brittle material with poor machinability.
  • What environment is quartz glass suitable for?

    2021-12-03 17:01:28
    Quartz glass tube includes: transparent quartz tube, milky white quartz tube, quartz rod, quartz sleeve, quartz sheet, quartz instrument, all kinds of quartz elbow, spherical quartz tube, special-shaped quartz tube and all kinds of color quartz tube.
  • Quartz glass has particularly good light transmittance in the whole wavelength

    2021-11-26 16:50:36
    Quartz glass has particularly good light transmittance in the whole wavelength. In the infrared region (except for special infrared glass), the spectral transmission range is larger than that of ordinary glass.
  • The varieties and uses of quartz glass are closely related

    2021-11-19 17:10:33
    The variety and use of quartz glass are closely related. Users require to manufacture the quartz glass they need according to the characteristics of quartz glass, which leads to the variety of quartz glass. The new variety improves the performance and quality of quartz glass and promotes the development of quartz glass industry.
  • Quartz glass products must be handled with care

    2021-11-12 17:12:49
    Quartz glass products are valuable materials, so they must be handled with care;
  • Processing or use performance of new optical lenses

    2021-11-05 16:42:18
    The development of optical lens and optical glass are inseparable. The new reform of optical system often puts forward new requirements to optical lens, which promotes the development of optical lens. Similarly, the successful trial production of new types of lenses often in turn promotes the development of optical glass.
  • Quartz glass is widely used in various processes of semiconductor production

    2021-10-29 16:19:32
    The formation of quartz glass is caused by the high viscosity of its melt at high temperature. It is widely used in the production of semiconductors, electro-optic sources, semiconducting communication devices, lasers, optical instruments, laboratory instruments, electrical equipment, medical equipment, high-temperature and corrosion-resistant chemical instruments, chemical industry, electronics, metallurgy, building materials, national defense and other industries.
  • Main development trend of optical glass production process

    2021-10-22 16:05:37
    The raw materials for the production of optical glass are some oxides, hydroxides, nitrates and carbonates, and phosphate or fluoride are introduced according to the requirements of the formula. In order to ensure the transparency of glass, the content of coloring impurities must be strictly controlled, such as iron, chromium, copper, manganese, cobalt, nickel, etc. Accurate weighing and uniform mixing are required during batching. The main production processes are melting, forming, annealing and inspection.
  • Optical glass has excellent spectral properties

    2021-10-15 11:05:42
    Glass that can change the propagation direction of light and the relative spectral distribution of ultraviolet, visible or infrared light is called optical glass. Optical glass is a kind of special glass containing only a single component of silica.
  • The selection of high-quality quartz glass is of great significance for the development of the test

    2021-10-08 09:17:43
    Quartz glass is an amorphous material with a single component of silica. Its microstructure is a simple network composed of tetrahedral structural units of silica. Due to the large Si-O chemical bond energy and tight structure, quartz glass has unique properties, especially the optical properties of transparent quartz glass, It has excellent transmittance in the continuous wavelength range of ultraviolet to infrared radiation.
  • Small details of optical filter of optical glass in normal use

    2021-10-02 16:49:45
    Optical filter is an optical device used to select the required radiation band. A common feature of filters is that no filter can make the imaging of celestial bodies brighter, because all filters will absorb certain wavelengths, making objects darker. The filter is made of plastic or glass with special dyes. The red filter can only let the red light pass through, and so on.
  • Quartz glass has particularly good light transmittance in the whole wavelength

    2021-09-24 16:52:45
    Quartz glass is a special industrial glass made of silica. It is a very excellent material. Quartz glass has a series of excellent physical and chemical properties: 1. High temperature resistance.
  • How to distinguish quartz glass from ordinary glass

    2021-09-17 16:02:05
    In life, we often use all kinds of glass products, such as glass windows, glasses, glass sliding doors and so on. Glass products are both beautiful and practical. They can not only be loved by virtue of their crystal clear appearance, but also make full use of their hard and durable physical properties. In this article, we will introduce the difference between ordinary glass and quartz glass, and teach you how to simply distinguish quartz glass from ordinary glass.
  • Quartz glass instruments can withstand drastic temperature changes

    2021-09-10 16:08:24
    For the necking treatment of quartz glass tube, the glass tube shall be installed on the tube clamping device; Turn on the switch of the corresponding station motor and adjust it to the appropriate speed to rotate the glass tube; Wear thermal insulation gloves and point the flame gun nozzle with adjusted flame to the appropriate position of the glass tube; Wear protective glasses and quickly close the flame gun when observing the inward shrinkage and deformation of the heating part of the glass tube; Remove the glass tube to prepare for loading the sample in the next step.
  • The material commonly used for laser lenses is high-grade polished asphalt

    2021-09-03 11:06:54
    After fine grinding with grinding fluid, the surface of optical quartz lens still has a crack layer about 2-3m thick. The method to eliminate this crack layer is polishing. The polishing mechanism is the same as that of grinding, except that the tool material used is different from that of polishing fluid. The materials used for polishing include flannelette (cloth), polishing leather (polyurethane) and asphalt (pitch). It is usually necessary to achieve high-precision polishing surface, and the commonly used material is high-grade polishing asphalt.
Altogether 169 article, Every page shows:20 article


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