Tom Armburst provides the service of testing reloads and can tell you chamber pressue and muzzle velocity for a fee when you send him a set of shells to test.

He is a legitimate and safer approach to adapting lead loads to bismuth

Not sure he tests during the winter.

Tom Armbrust
Ballistic Research
1108 W May Ave
McHenry, IL 69950-8918
(815) 385-0037

Last edited by old colonel; 01/01/18 09:53 AM.
Michael Dittamo
Topeka, KS