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Jewelry Manufacturing Machines & Consumables

Ransom & Randolph STAR 20 investment

Low-temperature alloys, perfect for gold and silver, provide the ideal thermal expansion for wax setting. Their versatile formula is compatible with all types of metals and designs, making them the world’s most trusted investment choice.

Ransom & Randolph STAR 2000 investment

Our low-temperature alloys are perfect for working with gold, silver, and brass, offering an economical solution for large-scale production. These alloys ensure easy breakouts and deliver a highly consistent and smooth surface finish, making them ideal for achieving precision in every project.

Ransom & Randolph STAR STONE investment

STAR STONE nvestment, based on the SC20 formula, includes heat-protective additives for stones. Ideal for wax settings in diamonds, colored stones, and cubic zirconia, it mixes at 38-40 mL water per 100g powder. Perfect for lost-wax molds in gold, silver, and other metal alloys.

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