The Lee Black Powder Minie Mould is a single-cavity casting tool intended for producing Minie-style bullets. Constructed from aluminum, the mould heats and cools faster than steel or iron alternatives and weighs significantly less. It is CNC machined to promote consistent roundness and dimensional control. The mould is offered for casting bullets with the listed diameter and grain weight for use in black powder loading and historical reproduction contexts.
Key Specifications
- The mould is made from aluminum for faster heat transfer and reduced rust risk.
- This is a single-cavity design that casts one bullet per pour.
- The cavity produces a diameter of 0.533 inches.
- The intended bullet weight is 410 grains.
- The product is listed under Caliber/Gauge as 53 Caliber.
- The mould is CNC machined for consistent roundness and control of size.
- The mould’s listed weight is 0.7.
- The shipping weight is listed as 0.7.
- When sold by suggested alloy and weight there may be slight variances in cast weight.
Lightweight and straightforward to use, this Lee single-cavity Minie mould is practical for hobbyist casters and historians seeking reliable, CNC-produced bullets for black powder reloading and period-appropriate cartridges. Its aluminum construction and precision machining help streamline casting sessions while delivering repeatable bullet form and weight for maintenance of consistent reloads.









