i have a 223 TC old style the ex picked it up for me as a birthday present in the 70's and i have a 225415 I think thats the # lyman mould and would like to have any ones input on a powder and may be an alloy to use i do have some lynotype boolits made from it and they weigh about 46 gr average but would like to have them a little heaver... Thanks THE CAT