Middle Frame Phone
Overview
Product sourcing insights & recommendations
The "middle frame" (or chassis) of a smartphone has transitioned from a simple structural component to a high-tech element defining a device's performance, weight, and thermal efficiency. My analysis of the 2025–2026 market indicates a shift where 7000-series aluminum is regaining favor over titanium for high-performance flagships due to its superior heat dissipation and lighter weight.
The global market for these structural parts is projected to reach $9.81 billion by 2032, with high-precision CNC machining and die casting remaining the dominant manufacturing technologies. While titanium still holds the "ultra-premium" status for scratch resistance and strength, manufacturing costs and thermal limitations are driving a more diverse material landscape.
The report below provides a deep dive into material comparisons, manufacturing trends, and strategic sourcing insights for 2026.
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Iphone 16 17 Pro Max Titanium Middle Frame Chassis Wholesale
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Sources & References
42 sources cited · Verified industry data & reports
Mobile Phone Middle Frame Substrate
Chalco Aluminum
The aluminum alloy middle frame is still the most widely used metal middle frame at present. It has the characteristics of light weight, low ...
Manufacturing method of mobile phone middle frame and ...
Google Patents
Frame processes partition grooves, can aided injection mould part be connected with frame stable, and frame can cut off by partition grooves, like this after ...
Mobile phone middle frame size measurement scheme
Pomeas
The middle frame of the mobile phone refers to the connection area between the front panel and the back cover of the mobile phone, which ...
Method for manufacturing mobile phone middle frame and ...
SciSpace
TL;DR: In this paper, a method for manufacturing a mobile phone middle frame and a structure of the mobile phone's middle frame is presented.
What's Inside a Smartphone? Full Guide to Phone Parts
MoPhoneParts
The Smartphone Body (Chassis) This is the physical frame that holds everything together. It's usually made of plastic, aluminum, or glass. The ...
Aluminum Side Frame Vs Plastic Side ...
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