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Knowledgebase : Product Support > Molds, Melters / Furnaces and Casting
     

Aluminum molds require occasional lubrication. They should be re-lubricated if/when you notice the sprue plate begins to become more difficult to move and/or when the mold blocks do not line up when the mold is closed. Lack of lubrication will cause ...
BASIC RULES FOR HARDENING LEAD taken from rotometals.com [1] For every 1% additional tin, Brinell hardness increases 0.29 For every 1% additional antimony, Brinell hardness increases 0.92 _Sample equation:_ Brinell = 5 Brinell Pure Lea...
Every bullet will react with every chamber a little differently. Chambers are cut a little differently from manufacturer to manufacturer, and that includes the lead in to the rifling. Some bullets may not work, it is a trial and error scenario. Bulle...
Best results in applying liquid alox are when the alox is heated before applying, or thinned with paint thinner. This makes it flow more easily, and results in a more even coat. One technique is to boil water and pour it into a coffee mug, and then d...
Our Lead Hardness Tester V-block will not fit on the Dillon 650 press.
The hardness tester will only be accurate over the hardness range listed in the instructions. The indenter ball diameter determines the range over which the tester is accurate. We chose the ball diameter which would cover what we thought was the m...