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Vacuum Casting: The Bridge Between Prototype and Injection Molding

Need 20–25 production-quality parts without steel tooling? Vacuum casting delivers injection-moulded looks and feel, fast.

By HIGH On 3D · 18 December 2024 · 5 min read

Vacuum casting uses a silicone rubber mould made from a high-quality SLA master to cast polyurethane parts under vacuum — eliminating air bubbles and capturing fine detail.

A single mould typically yields 20–25 parts in materials that mimic ABS, rubber or clear polycarbonate. It's the perfect bridge for beta testing, market evaluation and low-volume production before committing to expensive steel tooling.

Because tooling is low-cost and easily modified, you keep design freedom right up until you're ready to scale.

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