Propane, no need for oxy, with some fire bricks will be more than hot enough, home made burner and you'll be even hotter. The farriers have the mini forges in the backs of their vans, sure they only run on propane.
Here was mine, it heated some hefty bits of steel.
https://www.mig-welding.co.uk/forum/threads/forge-burner-build-from-scrap.92036/
Here was mine, it heated some hefty bits of steel.
https://www.mig-welding.co.uk/forum/threads/forge-burner-build-from-scrap.92036/