Vacuum chamber for investment

Jewelry Discussion
1

Hi everybody,

I just came across this chamber on Amazon and I though it might be useful for somebody who wants to vacuum investment before burn outs. Looks like a low cost solution

https://www.amazon.com/gp/product/B07F1G2CFT/ref=as_li_tl?ie=UTF8&camp=1789&creative=9325&creativeASIN=B07F1G2CFT&linkCode=as2&tag=ganoksincom-20&linkId=38c8ee9491d459e6842428996aa6d340

2

vacuum chamber