Tiangong International titanium alloy business poised for geometric growth as Apple foldable iPhone drives consumer electronics 3D printing wave

Tiangong International (00826.HK) is positioned to see its titanium alloy business grow geometrically as Apple's first foldable iPhone enters mass production, according to a research note from Futunn. The company, through its subsidiary Tiangong Titanium, has built a vertically integrated supply chain from titanium sponge to wire and plasma atomized powder, with a planned 3,000-tonne-per-year second-generation plasma atomization powder production line. The first 1,000-tonne phase is already under construction, aligning with Apple's foldable device ramp. Analysts at UBS project Tiangong International could capture over 50% of Apple's titanium material supply, with its titanium business revenue growing at a 42% CAGR from 2025 to 2028 and gross margins above 35%.

This development fits the consumer-electronics titanium pull-through pattern, where Apple's adoption of a material or process in a flagship product cascades across the industry. The shift from CNC machining to 3D printing for titanium components represents a structural change in manufacturing economics: CICC estimates that by 2027, 3D-printed iPhone frames will reach cost parity with CNC at around 272 yuan per unit. Tiangong International's upstream material position is critical because 3D printing requires powder rather than wire, and the company's powder capacity directly matches the process transition. The foldable form factor further amplifies demand, as each foldable phone uses significantly more titanium than a standard slab phone, and global foldable shipments are projected to grow from 20 million units in 2025 to 70 million by 2029.

From an AM industry perspective, this is not a speculative narrative but a concrete supply-chain buildout tied to a confirmed product launch. Tiangong International's execution risk centers on scaling its powder production to meet Apple's quality and volume requirements without yield or contamination issues. The company's existing qualification as a supplier to multiple top-tier consumer electronics firms provides a baseline, but the transition from wire to powder introduces new process variables. For investors and industry observers, the key metric to track is not market share projections but actual powder shipment volumes and defect rates as the first foldable iPhone production ramps in late 2026.