Author |
Message |
Topic: Please help: cannot get enough stretch from my plastic |
mojomandan
Replies: 12
Views: 16217
|
Forum: Vacuum Forming & General Stuff Posted: Fri Aug 14, 2015 5:08 pm Subject: Please help: cannot get enough stretch from my plastic |
Hi Scott,
Ok, I guess I have no choice but to try your suggestions. By "tool", do you mean mold? If so, as I understand it, I need to:
1. create a mold base with a 45 degree cut all ... |
Topic: Please help: cannot get enough stretch from my plastic |
mojomandan
Replies: 12
Views: 16217
|
Forum: Vacuum Forming & General Stuff Posted: Fri Aug 14, 2015 12:59 pm Subject: Please help: cannot get enough stretch from my plastic |
Hi Scott,
The advice you are giving may be more appropriate for any problems AFTER I have created a vacuum seal.
Please read the original post...I am not able to get my plastic down over the mol ... |
Topic: Please help: cannot get enough stretch from my plastic |
mojomandan
Replies: 12
Views: 16217
|
Forum: Vacuum Forming & General Stuff Posted: Fri Aug 14, 2015 9:23 am Subject: Please help: cannot get enough stretch from my plastic |
When preparing to make a mold for vacuum forming, one of the recommendations is to take the height of the mold (6.5" in your case) and have that much space extending out from the base of your ... |
Topic: Please help: cannot get enough stretch from my plastic |
mojomandan
Replies: 12
Views: 16217
|
Forum: Vacuum Forming & General Stuff Posted: Wed Aug 12, 2015 12:15 pm Subject: Please help: cannot get enough stretch from my plastic |
This shows the mold sitting on the platen with the plastic from my last failure. You might be able to see the bottom edge of the plastic does not reach the rubber seal (I could not get it to stretch ... |
Topic: Please help: cannot get enough stretch from my plastic |
mojomandan
Replies: 12
Views: 16217
|
Forum: Vacuum Forming & General Stuff Posted: Wed Aug 12, 2015 12:03 pm Subject: Please help: cannot get enough stretch from my plastic |
I had a great deal of trouble trying to vacuum form polycarbonate. It is easy to overheat creating in bubbles in the plastic, and the forming time is very small - only a few seconds!
When preparing ... |
Topic: Please help: cannot get enough stretch from my plastic |
mojomandan
Replies: 12
Views: 16217
|
Forum: Vacuum Forming & General Stuff Posted: Wed Aug 12, 2015 12:01 pm Subject: Please help: cannot get enough stretch from my plastic |
You state you are using a platen that is 26 x 16 and your plastic size is 26x16?
At least in my design, the platen is smaller than the frame holding the plastic, so that the seal comes from the plate ... |
Topic: Please help: cannot get enough stretch from my plastic |
mojomandan
Replies: 12
Views: 16217
|
Forum: Vacuum Forming & General Stuff Posted: Tue Aug 11, 2015 7:12 pm Subject: Please help: cannot get enough stretch from my plastic |
Hello guys,
I have just made a vacuum forming box/table so I may make plastic RC car bodies. The mold itself is made mostly from plaster of paris, with some Apoxie (sculptable epoxy with a very lo ... |
|