Made of high-performance polytetrafluoroethylene (PTFE) material, it has excellent chemical inertness, high temperature resistance, low friction coefficient and excellent electrical performance. This wafer box is particularly suitable for wafer etching and transportation that requires a highly clean, low-pollution environment. Mobile: +86-153 6614 0844 Wechat/Whatsapp: +86-153 6614 0844 Mail: ClairBZH@gmail.com