# Introduction to Metal Casting

ACP Lesson Plan

Overview / Description:

This lesson is to introduce students to casting and molding. The lesson will include the making of two identical candles by each group in the class.

Learning goals/objectives

After completing this activity, students should be able to . . .

• Identify the basic features of casting
• Explain the casting process i.e. melting, pouring of metal.
• Explain the need for casting in mass production.
• Explain green sand, mold, cope & drag.
• Replicate the process of casting by making a candle.

Content Standards:

Wisconsin Standards for Technology and Engineering

Manufacturing

Standard: MNF1.d.6.h: Demonstrate the interchangeability of parts increases the effectiveness of manufacturing processes.

Standard: MNF1.e.6.h: Recognize manufacturing system may be classified into types, such as customized production, batch production and continuous production.

Materials:

PPT:

Learning Activities:

Assessment

Summative Assessment - Introduction to Casting Assessment below:

Wrap-Up:

Teacher could lead a discussion about the general uses of casting. Students could brainstorm other items which might be cast at a factory that does forging.

Extension Activity (for intervention or enrichment):

The class could take a tour of a forging operation.