7 tons on a ram, with an affordable hydraulic unit. 200bar work pressure peak =63mm bore ram.
3,1 Liter volume with 100mm stroke.
20mm sec= 3.1*5= 15.5l/min , this is a lot for a cheap unit. (+/- £400 for pump, motor ,valve and tank)

With a 2Kw motor you can get 7 liter/min@200bar or so.

Also, that's about 9 kg...