Thanks a lot but unfortunatelly Hodgdon Powders are noy available in Western Australia, I have the choice between ADI, Alliant or Vitha Vouri Powders.
Powder EquivalentsADI Powders Handloaders' Guide
Back in the day when I owned a Savage 340C 22 Hornet I got excellent results with IMR-4227 and 40 to 45 gr. pills.
a trick used by many hornet guys to improve accuracy is using small pistol primers.
ignorance is its own reward