Textiles Exam Prep

Textiles Exam Prep

1. What are CAD and CAM

   • CAD- computer aided design CAM- computer aided manufacture
   • Advantages
     • CAD
       • - Reduces human error -More accurate than hand drawn designs - You can save, edit and so it's cheaper and quicker to edit than a hand drawn design
     • CAM
       • -  In large-scale production the results are consistent - enables accuracy in large-scale production - usually speeds up production of low-volume products
   • Differences
     • CAD is using computers to aid the designing process. The end product will be a 2D or 3D design CAM is using computers to aid the manufacturing process. The end result will be an actual object

2. Materials

3. Stock Forms

   • Stock forms are the standard sizes a material is available in. Stock forms are used as they:  - Are cheaper than special sizes - easier to transport and handle - They are easily available - many designers use them - stock forms are the same in many countries
   • Example: Paper
     • MOST COMMON SIZES A2: 420 - 594 mm A3: 297 - 420 mm A4: 210 - 297 mm A5: 148 - 210 mm
   • Raw materials
     • Raw Materials are basic materials not ready for manufacture. They haven't been cut into any shape or size

4. Packaging Principles