Copper Melting 201

Learning Outcomes

  • Describe the furnaces used for copper melting, as well as their advantages and disadvantages.
  • Explain the effects of various charge materials on copper melting.
  • Discuss oxidation-deoxidation and degassing practices for copper melting.
  • Identify proper PPE use in copper melting and pouring practices.
  • Describe the tests used for melt quality.
  • Explain considerations for making quality, high conductivity copper castings.

Course Introduction

This laboratory course introduces the principles and best practices of copper melting and pouring for use in producing premium quality castings. This course will examine the various processes involved in melt protection, oxidation,de-oxidation and degassing. Topics include furnace types and uses, charge materials, melting practices and tests for melt quality.

Benefits to Taking the Course

Benefits to taking this course include improved energy efficiency during melting as a result of reduced gas pickup and improved melt cleanliness, as well as enhanced productivity and quality control and reduced production costs resulting from appropriate oxidation-deoxidation and degassing practices, maintenance of proper furnace atmospheres, minimization of porosity and inclusions, and use of the correct melt quality assessments.

Module 1: Introduction

Module 2: Furnace Types and Uses

  • Furnace Types
  • Furnace Uses

Module 3: Charge Materials

  • Charge Material Types
  • Charge Material Effects
  • Safety in Melting and Casting

Module 4: Melting Practices

  • Furnace Atmosphere
  • Additions for Various Alloys
  • Oxidation/De-oxidation/Gassing/De-gassing Techniques
  • Effects of Gas and Melt Contamination on Structure
  • High Conductivity Copper Castings

Module 5: Tests for Melt Quality

  • Melt Quality Test Types
  • Mechanical Properties
  • Chemical Analysis
  • Tests for Gas
  • Fracture Testing
  • Temperature Control

Module 6: Conclusion

 

What our students are saying......

"I learned many thing about copper alloys."
"I enjoyed the course and look forward to attending future ones."
"Very good course and personable instruction."
"Love the lab portion."