bullet casting

So, I’m reading up on bullet casting and I’m a little confused about something. Everything I read says cast bullets need to be sized before they can be used. Is that true even if they cast at the correct diameter? For example, if I buy a .459 diameter bullet mold and I want a .459 bullet do I...

I'm fairly new to loading and shooting .357 Magnum (not to reloading). The SAAMI maximum overall length for .357 Mag is 1.590 inches. A good friend gave me a number of his cast bullets to sample. One of these is the Lyman Round Nose. When I seat to the cannelure the over all length measures...

Since I am beginning to cast bullets, I am confused on the reasoning on bullet weight. I did some research and got more confused since everything thing I read explains prejectory and shows me these beautiful graphs. Being a college graduate, I stunk in math since the only thing I wanted to study...

Should I use a .355 or .356 Lee bullet resizer for my cast .380 and 9mm?

I am just getting bullet casting.. I am going to cast for .380 and 9mm. Since molds are expensive, what would you suggest for one I can use at the range and if needed, for self defense. I usually use a RN in the .380 and a FP in the 9, and a jhp in each for SD, but I would like to get a mold...

Hi Everybody, I have a question about Bullet Sizes for the 1858 Remington New Model Army .44 Caliber Revolver. I am casting my own bullets and round balls for my 1858 Remington New Model Army .44 Caliber Stainless Steel Target Revolver. The diameter of the round ball from the Lee double cavity...