Electrofusion Products BerylliumBeryllium AcousticsAcoustic Domes and RibbonsTruextent SSX Diaphragm Beryllium X-ray Window AssembliesX-ray IF-1 X-ray IS-50M X-ray PF-60 X-ray PS-200 Vacuum - UHV AssembliesBeryllium Beam PipesCF Flange AssembliesCatalog CF Flange AssembliesCustom Engineered CF Flange AssembliesUHV Research Chambers Materion BrandsIF-1®IS-50M®PF-60®PS-200®SSX™Truextent® ServicesTechnologiesMarketsResource CenterAboutContact Us Electrofusion Home Resource Center Environmental Health & Safety Frequently Asked Questions Abo... At Materion, our customers come first, and your questions matter. Use our frequently asked questions listing below to better understand the beryllium and beryllium-containing materials we offer: Brush Beryllium and Compsites & Electrofusion