How To Repair an Aluminum Coil with Lucas Milhaupt AL822

Posted by Bob Cristan on Jun 23, 2023
Aluminum condensers and evaporators are now found extensively in the HVAC/R field. For installation and repairs, Lucas Milhaupt has the product to get the job done right. Our AL822 is a zinc/ aluminum rod with a flux core, so no separate fluxing step is required. It can be used to both join and ...
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Topics: HVAC/R, Aluminum, Brazing Tips

Brazing Safety Tips: Six Steps for Safe Brazing

Posted by Lucas-Milhaupt Brazing Experts on Feb 22, 2019
While safety is a critical component in any manufacturing operating, brazing carries its own hazards, including chemical fumes and the heat of the torch flame. Modern safety programs focus on behavior-based safety (BBS) – encouraging employees to focus on actions leading to safer outcomes by ...
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Topics: Brazing Fundamentals, Brazing Tips

What Can Lucas-Milhaupt Technical Services Do for You?

Posted by Lucas-Milhaupt Brazing Experts on Feb 29, 2016
Companies are facing tremendous economic pressure today, which requires renewed focus on core business practices. Your goals may include increasing workforce skills, improving manufacturing processes and building more robust products while reducing costs associated with labor, field failure and ...
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Topics: Brazing Tips

Protecting Aluminum-Copper HVAC/R Joints

Posted by Lucas-Milhaupt Brazing Experts on May 15, 2014
Aluminum-Copper HVAC Protection The HVAC/Refrigeration industry is converting many components from copper to aluminum. The reasons? Aluminum is less expensive by weight, is more corrosion resistant, weighs less, and maintains similar heat-transfer rates to copper. These aluminum parts are joined to ...
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Topics: HVAC/R, Copper, Aluminum, Torch, Brazing Tips

Oxy-acetylene Torch Safety

Posted by Lucas-Milhaupt Brazing Experts on May 30, 2013
When it comes to safely brazing with oxy-acetylene torches, let's look at two important aspects: safety equipment, plus procedures for safe operation. This is serious business: arc rays and sparks can result in loss of sight, fume inhalation can lead to lung damage, and other accidents can cause ...
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Topics: Torch, Brazing Fundamentals, Brazing Tips

Calculating Ring Volume

Posted by Lucas-Milhaupt Brazing Experts on Nov 21, 2012
Importance of Ring Volume One factor that may impact the strength of a brazed joint is the depth of alloy penetration into the joint. If an operator does not apply enough alloy to the assembly, the final part will not have the ideal strength and/or leak tightness characteristics for a brazed joint. ...
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Topics: Brazing Tips

Alloy Consumption Savings with Handy One

Posted by Lucas-Milhaupt Brazing Experts on Nov 6, 2012
Reducing Alloy Consumption The use of flux-cored braze products (both in wire feed and ring form) can significantly reduce the alloy consumption for each braze joint. Lucas-Milhaupt Handy One® silver brazing products are an industry staple, improving manufacturing processes and cost containment for ...
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Topics: Brazing Tips

Capillary Action in Brazing

Posted by Lucas-Milhaupt Brazing Experts on Sep 28, 2012
Capillarity Capillarity is defined as movement of a liquid along the surface of a solid caused by the attraction of molecules in the liquid to the molecules of the solid. Experiment Let's head to the lab, where we will conduct several experiment depicting successful capillary action, then ...
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Topics: Brazing Fundamentals, Brazing Tips