Excellent mechanical performance, optimized structural design, and advanced processing technology, the trinity makes the ZTA ceramic femoral head have extremely outstanding mechanical performance. The static crushing strength of the femoral head (model 28L, Worst Case) is as high as an astonishing 9.5 tons, far exceeding the FDA's requirement of 4.6 tons, and also significantly higher than the market's products of the same type with a strength of 8.3 tons.