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Table of Contents
Producing Standard Stock 122
Steelmaking 122
Forest Products Manufacturing 125
Unit 4
Secondary Manufacturing Processes
Green Manufacturing Link 132
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Layout and Measurement 133
Surfaces of a Part 133
Wood Measurement 134
Special Features 134
Measuring Techniques 134
SI Metric Measurement 135
Measuring and Layout Techniques 136
Linear Distance Measuring Tools 136
Diameter Measuring Tools 136
Angle Measuring Tools 137
Layout Practices 137
Career Link 142
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Casting and Molding Processes 143
How Casting and Molding Evolved 143
Academic Link 145
Steps In Casting and Molding 145
Molds 146
Expendable Molds 146
Permanent Molds 149
Preparing the Material 149
Introducing the Material into the Mold 150
Solidifying Methods 152
Cooling 152
Drying 153
Chemical Action 154
Extracting the Casting or Molded Item 154
Safety with Casting and Molding Processes 155
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Forming Processes 157
Development of Forming 157
Essentials of Forming 158
Elastic Stage 158
Plastic Stage 158
Forming Practices 159
Shaping Devices 159