fused quartz


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fused quartz

[′fyüzd ′kwȯrts]
(materials)
A glasslike insulating material made by melting crushed crystals of natural quartz or a certain type of quartz sand.
References in periodicals archive ?
Fused quartz products, including lab ware, can be heated to 1,150[degrees]C under minimal load conditions.
Physical properties such as hardness, chemical purity, resistance to high temperatures and corrosion, and electrical insulation make structures composed of fused quartz ideal for various industries.
50 mm, and are available in-stock with larger suppliers of fused quartz.
Today, virtually all photovoltaic materials and devices are some type of semiconductor-based photodiode," said James Horvath, president of Technical Glass Products (TGP), Painesville, OH, one of the nation's largest distributors and fabricators of fused quartz material.
Bulk samples included polycrystalline aluminum sample (#2024-T6), prepared by polishing to a mirror finish; and polished fused quartz.
Tenders are invited for Supply of mini quartz single distillation plant as per specification:the unit should be made with electronic grade transparent fused quartz tube, all rubber tube connection are threaded type for easy removal and to avoid breakage, indicator lamp to indicate unit is on or not functioning, thermostat set: to prevent the boiler water level reduce and temperature/pressure increase, mcb switch to protect the entire system from over loading, output capacity 1lire/min, power requirement: 220-240 v, 1kw single phase.
Many different substances were considered for the 200-inch mirror, but General Electric said it could make one of fused quartz.
Type C fused quartz, flat panel, Type FB flat quartz infrared heaters, gas premix and catalytic panel heaters, UltraHigh intensity heaters, and Unitube tubular quartz infrared heaters provide peak efficiencies by matching emissive wavelengths of heating elements to absorption wavelengths of product (Selective Wavelength Method).
The choice of window materials ranges from Spectrosil B fused quartz for measurements in the ultraviolet (UV), visible, and near IR to Mylar for the far IR.
The $14 million expansion project at the Geesthacht manufacturing plant will enable Momentive to meet increasing global demand for its high-purity specialty fused quartz crucibles, used by the photovoltaic industry to produce solar wafers and the semiconductor industry in the production of computer chips.
com said the company added offerings from industry specialists providing tubing, fused quartz rods, labware, windows, doors and other products made from glass in its Glass Fabricators Directory at http://www.
But when it comes to applications requiring properties for controlled environments, fused quartz vessels offer capabilities that make experiments and testing more accurate, flexible and safer.