What improvements does Xiaomi Keel hinge 2.0 have on Xiaomi MIX Fold 4?

For folding screen mobile phones, the hinge is very important.If the hinge technology is not good, the experience of using the folding screen mobile phone will be very bad.Xiaomi’s latest release of Mi MIX Fold 4 brings a new Mi Keel hinge 2.0, which is Xiaomi’s second-generation hinge technology.Many friends want to know what improvements are there in Xiaomi Keel hinge 2.0?

What improvements does Xiaomi Keel hinge 2.0 have on Xiaomi MIX Fold 4?

Compared with the first generation Xiaomi Keel hinge, Xiaomi MIX Fold 4 Mi Keel hinge 2.0 has fewer parts and higher material strength, making it thinner, lighter, stronger and more durable.

Xiaomi Keel Spindle 2.0 has achieved a comprehensive upgrade in design and performance, reducing the size and weight while ensuring the durability and reliability of the device.The number of design parts was reduced from 198 to 137, and the overall structure was significantly simplified, which improved the reliability of the shaft and reduced the difficulty of production.Reducing the number of parts also means reducing potential failure points, which is crucial to improving the durability of foldable screen phones.

In terms of thinness and lightness, the width of the keel shaft 2.0 is reduced from 24mm to 18.8mm, and the thickness is reduced from 2.9mm to 2.3mm. The volume of the shaft is reduced by 34% and the weight is reduced by 16%.The precision craftsmanship of the rotating shaft has also reached a new height. The cam diameter is only 1.8 mm, but it accommodates 11 precision tooth structures, and the matching accuracy of the parts reaches 0.01 mm.

In addition, the proportion of super-strong steel used in the rotating shaft is 82.57%, which is greatly improved compared to the 26.4% of the previous generation. The strength of this material is as high as 1800MPa, providing the rotating shaft with unprecedented sturdiness and reliability.

The Xiaomi Keel hinge 2.0 in Xiaomi MIX Fold 4 has been significantly improved compared to the previous generation. It makes Xiaomi MIX Fold 4 not only thinner and lighter, but also stronger, which can effectively extend the service life of Xiaomi MIX Fold 4.