The platters in modern drives are made from glass or ceramic to avoid the unfavorable thermal characteristics of the aluminum platters found in older drives.

• 现代硬盘盘片由玻璃或陶瓷做成以便避免老式硬盘中的铝盘片令人不快的热性能（译者注：其实现在还是用铝盘片）。