Home Businesses Electrofusion About Thank You Request Quote Thank You Thank you for your interest in Materion Electrofusion. Our team is working on your request and our goal is to respond to you as soon as possible to address your material inquiry. Your inquiry is important to us and any custom material requests will take our team longer to review. Other Resources Upcoming Events Beryllium for Audio Applications UHV (Ultra-high vacuum) Resources X-ray Foil & Window Assembly Resources Electrofusion Capabilities - Read more about the technologies that enable our production of high quality beryllium products. Acoustic Materials Comparison - See the difference between Truextent beryllium domes vs. standard materials. Electrofusion Safety Facts & FAQs - Find out more on the regulations and safety facts on beryllium. Beryllium Foil and Assemblies Excess Inventory - Download our list of excess inventory of beryllium foil and CF flange assemblies.