Crafting beautiful jewelry requires meticulous attention to detail. Protect your creations during the casting process with Castaldo Mold Caps. These high-quality caps ensure a secure closure, preventing flash and mold leaks. Made from durable materials, Castaldo Mold Caps withstand repeated use. Their smooth surface allows for easy mold separation and cleaning. Available in a variety of sizes, you'll find the perfect fit for your jewelry casting needs.

Jewelers use Mold Caps for making rubber molds. These caps ensure easy and perfect alignment of both halves of the mold when injecting wax patterns. When used with a release agent like Mica Powder, these mold locks keep the two halves of a rubber mold properly aligned, eliminating the need to cut your mold apart. Mold Caps are supplied in packs of 8 ounces.