When using cast iron bullet molds, it is essential to protect them from rusting between uses. Although there are many ways to accomplish this end, most users simply oil molds well after use and put them away.
Degreasing the molds prior to the next casting session can be a pain. Burning the oil off leaves a very undesirable residue in the mold cavities, and washing in hot soapy water can be a hassle.
The quickest way to degrease those molds and have positively no residue remaining is to use automotive brake and clutch cleaner! In its aerosol can it is easy to use, evaporates almost instantly, is non-flammable and inexpensive!
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