WebCatalog Number: CDG-500 Capacitance Diaphragm Gauge: 571 Bayard-Alpert Ion Gauge Tube: Inquire: PVG-500/PVG-500S/PVG-502S Series Pirani Gauges: UHV-24 Bayard-Alpert Ion Gauge Tube WebThere are two types of materials commonly used for filaments cathodes in Bayard Alpert gauges (vacuum measurements), tungsten or iridium. Two types of coatings are also used on the filaments : thorium or yttrium. Generally, filaments are thoria- coated iridium, and yttria-coated or uncoated tungsten. The most common style is coated iridium: it ...
Ideal Vacuum Thoria Coated, IR Iridium Filament Glass Ion Gauge …
WebThorium dioxide (ThO 2), also called thorium(IV) oxide, is a crystalline solid, often white or yellow in colour.Also known as thoria, it is produced mainly as a by-product of lanthanide and uranium production. Thorianite is the name of the mineralogical form of thorium dioxide. It is moderately rare and crystallizes in an isometric system. The melting point of … Web• Iridium Filament (Single) • Platinum Coating • Standard Range • Kovar Glass with metal tube . Former LDS PN: 1050-1020-PC-SR Varian Agilent Equivalent: K2466302 (563 Series) 563 equivalent ionization gauge tube with thoria-coated iridium filament, 1 inch Kovar tube . Equivalents: 0563-K2466-302, I-100-KC, G100K-PT the ninth element
MKS GRANVILLE-PHILLIPS 275196 CONECTRON GAUGE eBay
Webvibration, gas-dependent sensitivity, long measurement times, high cost, and changing null point. 33- 39 When used with pure gases and the appropriate accommodation factor give the stability or sensitivity exhibited by tungsten. 29 is used, high accuracy can be attained. 40 Thoria-coated iridium30 is partially protected from acqi- dental air exposures but will … http://www.troyonic.com/ThoriaCoating.htm WebThe 274003 Glass Bayard-Alpert Hot Cathode Gauge features a single thoria-coated iridium filament, a 1 x 10-9 to 1 x 10-3 Torr vacuum measurement range, and a 3/4 inch Kovar … the ninth day