1. Sheet Fabrication PLET 370
Mike Couts
Tim Stafford
Cory Lischerelli

2. Purpose To learn about sheet fabrication: How it began
Machinery involved
Materials used
Additional Processes
Industry breakdown

3. Outline
History
Machinery
Materials
Secondary Processes
Industry

4. Introduction When and why did industry first evolve Existing Market
Pros and Cons

5. Materials Polycarbonate Products: Swimming pool covers Skylights
Shelters
Greenhouses
Sound proof walls

6. Materials Polycarbonate Good Properties: Weather resistant
Light weight
Heat resistant
Can be cold-bent
UV protection
Stiffness

7. Materials Acrylic Products Lighting Panels Storm windows/doors
Glass replacements for picture frames
Can be substituted for PC

8. Materials Acrylic Impact resistant Non-yellowing Clarity
Weather resistant
Bendable

9. Other Materials
HDPE
ABS
Polypropylene
Nylon

10. Processes of Sheet Forming
Cell Casting
Continuous Casting
Extrusion

11. Cell Casting
Process
Sheets of glass
Gasket
Material

12. Continuous Casting
Process
Pour between two belts
Gasket
Material

13. Extrustion
Process
Extruder
Die
Cooling

14. Comparisons Cell Casting High molecular weight Thick parts
Better thicknesses
Greater optical properties

15. Comparisons Cont. Continuous Casting Volume Process easier
Uniform shrinkage

16. Comparisons Cont. Cell and Continuous Casting Cross linked
High Molecular Weights
Greater strength
Impact toughness
Distortion free
Optical quality

17. Secondary Processes
Cutting
Drilling
Routing
Thermoforming

18. Secondary Process Painting and Silk screening Line Bending Cementing
Edge and Surface finishing

19. Industry
Current products on market today

20. Industry Major Corporations Today Salary for Engineers and Technicians
Current Job Market
Projected Industry Outlook

21. Conclusion
Production
Applications
Replacing Glass