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iPhone 17 Pro材質“大換血”:鈦合金退場鋁合金上位,背后原因實在

   時間:2025-09-09 16:00 來源:ITBEAR作者:陸辰風

隨著iPhone 17系列發布臨近,有關新機設計的重大調整引發廣泛關注。據供應鏈消息,蘋果將取消沿用多年的Plus機型,轉而推出定位更輕薄的Air版本,同時對后置攝像頭模組布局進行重新設計。其中最受爭議的改變,當屬Pro系列機型將放棄鈦合金中框,回歸傳統鋁合金材質。

自iPhone 15 Pro首次采用鈦金屬框架以來,這種航天級材料已服務兩代產品。但最新爆料顯示,iPhone 17 Pro系列將重新啟用鋁合金中框。業內人士分析,這一決策主要基于三方面考量:首先是重量控制,鈦合金密度較鋁合金高出60%,導致iPhone 16 Pro Max被用戶詬病"半斤機",而鋁合金方案預計可減輕15%-20%機身重量,這對計劃配備更大容量電池的新機尤為重要。

散熱性能的顯著提升是另一關鍵因素。實驗數據顯示,鋁的導熱系數達到鈦的33倍,能有效解決當前鈦合金中框導致的散熱瓶頸。尤其在iOS 26系統將新增20余項AI功能,且相機模組迎來重大升級的背景下,高強度運算產生的熱量控制成為剛需。配合新引入的VC均熱板與液態金屬導熱技術,新散熱系統可使機身溫度在高負載場景降低5℃,確保A19 Pro芯片持續穩定輸出。

成本因素同樣不可忽視。面對全球智能手機市場持續萎縮,蘋果近年來頻繁調整定價策略。鋁合金材質的加工成本較鈦合金降低約40%,配合7000系航空鋁合金的采用,既保證結構強度又為價格調整預留空間。這種材料特性也帶來意外優勢:對于習慣佩戴保護殼的用戶,鋁合金表面處理工藝更成熟,能提供更豐富的色彩選擇和更好的貼合度。

從工程角度看,鈦合金在手機領域的應用存在天然局限。其高強度特性更適合航天器或醫療植入物等場景,而移動設備更需要兼顧輕量化、導熱性和加工便利性。此次材質調整實為蘋果在材料科學領域的理性選擇,通過優化物理特性而非單純追求材質高級感,實現用戶體驗的實質性提升。

對消費者而言,材質變更將帶來直觀體驗改善。實測表明,鋁合金機型在連續游戲或4K視頻錄制時,握持部位溫度較鈦合金機型降低3-5℃,長時間使用的手腕疲勞感明顯減輕。配合可能擴大的價格優勢,這款回歸經典材質的旗艦機或將引發新一輪市場熱議。

 
 
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