A Guide to Thermoforming VACUUM FORMING GUIDE courtesy of Leroy M. Boser 574-370-2003 Table of Contents PREFACE…………………………………………………………………………………..1 DESCRIPTION OF VACUUM FORMING………………………………………………1 VACUUM FORMING TECHNIQUES …………………………………………………..1 1. DRAPE FORMING – BOTTOM (Figure 1.) ………………………………………….1 2. DRAPE FORMING – TOP ……………………………………………………………..4 3. PLUG ASSIST – BOTTOM (Figure 2.)………………………………………………4 4. PLUG ASSIST – TOP ………………………………………………………………….6 5. SNAP BACK –…

Read More

Thank You Ron Cross of Mayfield Plastics for a Terrific White Paper  Introduction to Thermoforming and Vacuum Forming (White Paper)       Pressure Forming………………………………………….4       Vacuum Forming……………………………………………6      Thermoforming Mold Making ……………………………8      Injection Molding?………………………………………….9      Rotational Molding?……………………………………….10      Other Thermoforming Applications…………………….11     Plastic Fabrication in Thermoforming………………….13    …

Read More

A Necessity for the Custom Thermoformer A laboratory thermoformer is designed to enable the user to carry out trial runs with single or multiple cavity molds and duplicate conditions found in fully automatic production equipment.  Efforts should be made to include features found in production machinery so that all results would be repeatable. Pressure Forming……………

Read More

           Excerpts from Stanley Rosen’s Book    “Author Stanley R. Rosen, who spent a half-a-century as a mechanical engineer designing thermoforming machines(vacuum and pressure forming), trim presses, and all manner of tooling, will equip you with the facts. You’ll be able to think your way through everyday predicaments, make informed plans to…

Read More