--- title: Blog | Brazing & Soldering Manufacturer | Lucas-Milhaupt | High Purity Vacuum Tube Grade description: High Purity Vacuum Tube Grade | Lucas-Milhaupt has offered brazing and soldering excellence for over 65 years. We are a global provider and producer of metal joining products and services for thousands of companies worldwide. Our blog provides you with valuable brazing solutions, tips, and information that can be applied to your own applications and projects. --- [![Lucas_Milhaupt_logo_digital](https://blog.lucasmilhaupt.com/hubfs/Lucas_Milhaupt_logo_digital.jpg)](https://www.lucasmilhaupt.com/) - [Products](https://www.lucasmilhaupt.com/Products) - [Filler Metals](https://www.lucasmilhaupt.com/Products/Filler-Metals) - [Fluxes](https://www.lucasmilhaupt.com/Products/Fluxes) - [Pastes](https://www.lucasmilhaupt.com/Products/Pastes) - [Distribution](https://www.lucasmilhaupt.com/Products/Distribution) - [Industries](https://www.lucasmilhaupt.com/Industries) - [Aerospace](https://www.lucasmilhaupt.com/Industries/Aerospace) - [Automotive](https://www.lucasmilhaupt.com/Industries/Automotive) - [Electrical](https://www.lucasmilhaupt.com/Industries/Electrical) - [HVAC/R](https://www.lucasmilhaupt.com/Industries/HVACR) - [Medical](https://www.lucasmilhaupt.com/Industries/Medical) - [Microelectronics](https://www.lucasmilhaupt.com/Industries/Microelectronics) - [Oil and Gas](https://www.lucasmilhaupt.com/Industries/Oil-and-Gas) - [Services](https://www.lucasmilhaupt.com/Services) - [Capabilities](https://www.lucasmilhaupt.com/Services/Capabilities) - [Consulting Services](https://www.lucasmilhaupt.com/Services/Consulting-Services) - [Brazing Audits](https://www.lucasmilhaupt.com/Services/Brazing-Audit) - [Tech Support Request Form](https://www.lucasmilhaupt.com/Services/Tech-Support-Request-Form) - [Resources](https://www.lucasmilhaupt.com/Resources) - [FAQ](https://www.lucasmilhaupt.com/Resources-Library/FAQ) - [Literature](https://www.lucasmilhaupt.com/Resources-Library/Literature) - [Demo Videos](https://www.lucasmilhaupt.com/Resources-Library/Demo-Videos) - [Technical and Safety Data Sheets](https://www.lucasmilhaupt.com/Resources-Library/Technical-and-Safety-Data-Sheets) - [Brazing Academy](https://www.lucasmilhaupt.com/Brazing-Academy) - [Brazing Fundamentals](https://www.lucasmilhaupt.com/Brazing-Academy/Brazing-Fundamentals) - [Braze School and Training](https://www.lucasmilhaupt.com/Brazing-Academy/Braze-School-and-Training) - [How to Braze Aluminum](https://www.lucasmilhaupt.com/Brazing-Academy/How-to-Braze-Aluminum) - [Principles of Joint Design](https://www.lucasmilhaupt.com/Brazing-Academy/Principles-of-Joint-Design) - [Why Brazing?](https://www.lucasmilhaupt.com/Brazing-Academy/Why-Brazing) - [Metal Joining: Brazing vs. Soldering](https://www.lucasmilhaupt.com/Brazing-Academy/Metal-Joining-Brazing-vs.-Soldering) - [Metal Joining: Brazing vs. Welding](https://www.lucasmilhaupt.com/Brazing-Academy/Metal-Joining-Brazing-vs.-Welding) - [About](https://www.lucasmilhaupt.com/About) - [Center of Excellence](https://www.lucasmilhaupt.com/About/Center-of-Exellence) - [Certification](https://www.lucasmilhaupt.com/About/Certification) - [Find Locations](https://www.lucasmilhaupt.com/About/Find-Locations) - [Find a Distributor](https://www.lucasmilhaupt.com/About/Find-a-Distributor) - [News & Events](https://www.lucasmilhaupt.com/About/NewsEvents) - [History](https://www.lucasmilhaupt.com/About/History) - [SIL-FOS](https://www.lucasmilhaupt.com/About/SIL-FOS) - [Social Responsibility](https://www.lucasmilhaupt.com/About/Social-Responsibility) - [Careers](https://www.lucasmilhaupt.com/About/Careers) - [Culture](https://www.lucasmilhaupt.com/About/Culture) - [Contact](https://www.lucasmilhaupt.com/About/Contact) # Blog ## [High Purity Alloys → More Predictable Product Performance](https://blog.lucasmilhaupt.com/en-us/about/blog/high-purity-alloys-predictable-product-performance) ***Posted by Lucas-Milhaupt Brazing Experts on Jan 15, 2019*** Improve Product Performance with High Purity Alloys For many industries, higher quality alloys yield better connections, better assemblies, longer life and more predictable product performance. Lucas-Milhaupt manufactures high purity alloys to meet your most stringent requirements. How are high ... [Read More](https://blog.lucasmilhaupt.com/en-us/about/blog/high-purity-alloys-predictable-product-performance) Topics: [High Purity Vacuum Tube Grade](https://blog.lucasmilhaupt.com/en-us/about/blog/tag/high-purity-vacuum-tube-grade) ## [Vacuum Brazing Success](https://blog.lucasmilhaupt.com/en-us/about/blog/vacuum-brazing) ***Posted by Lucas-Milhaupt Brazing Experts on Jul 28, 2016*** The most common brazing processes include torch, induction, resistance and furnace brazing. In furnace brazing, filler metal in the form of pre-forms or paste is placed onto an assembly to be joined. This type of brazing includes either a protective atmosphere or the evacuation of the surrounding ... [Read More](https://blog.lucasmilhaupt.com/en-us/about/blog/vacuum-brazing) Topics: [High Purity Vacuum Tube Grade](https://blog.lucasmilhaupt.com/en-us/about/blog/tag/high-purity-vacuum-tube-grade), [Furnace](https://blog.lucasmilhaupt.com/en-us/about/blog/tag/furnace) ## [Furnace Atmosphere](https://blog.lucasmilhaupt.com/en-us/about/blog/importance-of-atmosphere) ***Posted by Lucas-Milhaupt Brazing Experts on Dec 3, 2013*** Furnace Atmosphere Atmosphere for furnace brazing can be a complicated issue. To understand the importance of atmosphere, let's review what we know about using furnaces as the heat source for brazing. Furnaces can be electrically heated or fired by oxy/fuel, and they can accommodate various types ... [Read More](https://blog.lucasmilhaupt.com/en-us/about/blog/importance-of-atmosphere) Topics: [High Purity Vacuum Tube Grade](https://blog.lucasmilhaupt.com/en-us/about/blog/tag/high-purity-vacuum-tube-grade), [Furnace](https://blog.lucasmilhaupt.com/en-us/about/blog/tag/furnace) ## [Vacuum Tube Grade Brazing Alloys](https://blog.lucasmilhaupt.com/en-us/about/blog/vacuum-tube-grade-brazing) ***Posted by Lucas-Milhaupt Brazing Experts on Oct 16, 2012*** High-Purity Brazing Alloys Although the final properties of the brazed joint depend on a number of factors, in most cases the use of VTG alloys, allowed for manufacturing of strong and ductile joints, are hermetically sealed. Further benefits of using VTG alloy, depending on application and service ... [Read More](https://blog.lucasmilhaupt.com/en-us/about/blog/vacuum-tube-grade-brazing) Topics: [High Purity Vacuum Tube Grade](https://blog.lucasmilhaupt.com/en-us/about/blog/tag/high-purity-vacuum-tube-grade), [Furnace](https://blog.lucasmilhaupt.com/en-us/about/blog/tag/furnace) [All posts](https://blog.lucasmilhaupt.com/en-us/about/blog/all) ### Subscribe to Our Blog to Stay Current on All Things Brazing! ### Recent Posts ### Posts by Tag - [Brazing Fundamentals (23)](https://blog.lucasmilhaupt.com/en-us/about/blog/tag/brazing-fundamentals) - [HVAC/R (17)](https://blog.lucasmilhaupt.com/en-us/about/blog/tag/hvac-r) - [Copper (12)](https://blog.lucasmilhaupt.com/en-us/about/blog/tag/copper) - [Flux (12)](https://blog.lucasmilhaupt.com/en-us/about/blog/tag/flux) - [Brazing Tips (11)](https://blog.lucasmilhaupt.com/en-us/about/blog/tag/brazing-tips) - [Torch (10)](https://blog.lucasmilhaupt.com/en-us/about/blog/tag/torch) - [Aluminum (8)](https://blog.lucasmilhaupt.com/en-us/about/blog/tag/aluminum) - [Automotive (5)](https://blog.lucasmilhaupt.com/en-us/about/blog/tag/automotive) - [Electrical (5)](https://blog.lucasmilhaupt.com/en-us/about/blog/tag/electrical) - [Furnace (5)](https://blog.lucasmilhaupt.com/en-us/about/blog/tag/furnace) - [High Purity Vacuum Tube Grade (4)](https://blog.lucasmilhaupt.com/en-us/about/blog/tag/high-purity-vacuum-tube-grade) - [Oil & Gas (4)](https://blog.lucasmilhaupt.com/en-us/about/blog/tag/oil-gas) - [Aerospace (3)](https://blog.lucasmilhaupt.com/en-us/about/blog/tag/aerospace) - [Electronics (3)](https://blog.lucasmilhaupt.com/en-us/about/blog/tag/electronics) - [Solder (3)](https://blog.lucasmilhaupt.com/en-us/about/blog/tag/solder) - [High Silver (2)](https://blog.lucasmilhaupt.com/en-us/about/blog/tag/high-silver) - [Low Silver (2)](https://blog.lucasmilhaupt.com/en-us/about/blog/tag/low-silver) - [Stainless Steel (2)](https://blog.lucasmilhaupt.com/en-us/about/blog/tag/stainless-steel) - [Steel (2)](https://blog.lucasmilhaupt.com/en-us/about/blog/tag/steel) - [Carbide (1)](https://blog.lucasmilhaupt.com/en-us/about/blog/tag/carbide) - [Medical (1)](https://blog.lucasmilhaupt.com/en-us/about/blog/tag/medical) - [Nickel (1)](https://blog.lucasmilhaupt.com/en-us/about/blog/tag/nickel) See all [![Lucas Milhaupt Join with the Best Logo RGB](https://blog.lucasmilhaupt.com/hs-fs/hubfs/Lucas%20Milhaupt%20Join%20with%20the%20Best%20Logo%20RGB.png?width=276&height=93&name=Lucas%20Milhaupt%20Join%20with%20the%20Best%20Logo%20RGB.png)](https://www.lucasmilhaupt.com/) 4850 S. Pennsylvania Ave. Cudahy, WI 53110 (414) 769-6000 - [Contact Us](https://www.lucasmilhaupt.com/About/Contact) - [Privacy](https://www.lucasmilhaupt.com/Privacy) - [Careers](https://www.lucasmilhaupt.com/About/Careers) © Copyright 2025 Lucas Milhaupt LLC | All rights reserved.