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I do not know the tonnage of the press. being a screw press it could be a lot or little. I think a extended bar would help Larger force radius.
The original usage for vulcanizing rubber mold did not...

Here is a link to some presses with internal heating elements:

heated+mold+vulcanizing

https:Arbe-Machine-Vulcanizer

Arbe-Machine-Vulcanizer-Jewelry-Casting
I recently found a similar but...