soldering

Two weeks ago I took this 486 away from its 25 years sleep at my mum's attic… It was quite well stored and covered, except little did I know back then about Varta, Destroyer of Worlds. I then spent way too much time cleaning it, removing components… checking and fixing traces…...

So I have been recapping my old macs and some gaming consoles following Bruce Rayne’s amazing videos ! For some time in soldering jobs I have been using : Ceramic Fiber Insulation Blanket Paper Sheet for Wood Stoves/Inserts 610×300×1mm to protect heat sensitive components around the components...

I have a late 90s/early 2000s motherboard that has bad capacitors. The board currently has standard Aluminium Electrolytic Capacitors. Since I have to replace them, I'd like to use equivalent modern Aluminium Polymer Capacitors instead. Is this possible? I have attached a picture of the...