Bell Jars for Romanoff Vacuum Tables

These are high-quality replacement glass bell jars specifically designed to fit the range of Romanoff vacuum investment and casting tables. Available in various diameters, they are the industry standard for clarity and safety, allowing jewelers to accurately time the vacuum cycle by observing the investment's reaction. Each jar is inspected for structural perfection to ensure it can handle the repetitive stress of daily vacuum cycles in a busy casting house. Maintaining a clear, un-cracked bell jar is vital for both the safety of the jeweler and the quality of the final cast jewelry pieces.