Apple plans 3D‑printed aluminum for iPhone and Apple Watch

Apple is planning to use 3D printing to produce aluminum components for its iPhone and Apple Watch lines, targeting watch casings and iPhone enclosures to improve manufacturing efficiency. The move follows the company’s earlier adoption of 3D printing for titanium shells and is intended to lower material and production costs. Reported benefits include a potential reduction in manufacturing expense that could translate into lower retail prices for future iPhone models.

Apple has already used 3D printing for device parts. The company printed titanium shells for the Apple Watch Ultra 3 and Apple Watch Series 11 using 100% recycled titanium powder, a process that helped cut material costs. Other past uses of 3D-printed titanium include work on the Apple Watch Ultra and the iPhone Air, demonstrating precedent for additive manufacturing in high-end hardware.

Manufacturing and sustainability implications

Expanding 3D printing from titanium to aluminum could allow the majority of Apple Watch shells to be produced additively, with later applications for iPhone chassis possible. The initiative fits with Apple’s recent hardware manufacturing trends. The MacBook Neo recently debuted a lower-cost aluminum manufacturing process that optimizes material use and contributed to a $599 starting price. Bloomberg reporting also ties a planned iMac color refresh to the company’s broader production and design updates.

Apple frames this shift as part of efforts to reduce material waste and increase production flexibility. 3D printing can also open options for greater customization while keeping quality standards. Industry reporting presents the aluminum plan as an extension of Apple’s move to refine how it makes enclosures and shells across product lines.

This development signals Apple is scaling additive manufacturing beyond niche parts and into mainstream enclosures. The next indicators to watch are how widely 3D-printed aluminum is used across Watch models, whether the approach reaches iPhone mass production, and how those changes affect pricing and design options.