[Know Tungsten] Ferrotungsten Grades
- Published on Monday, 14 April 2025 21:05
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According to 'GB/T 3648-2024 Ferrotungsten', ferrotungsten is divided into four grades: FeW80-A, FeW80-B, FeW80-C, and FeW70 according to the different tungsten and impurity contents. The tungsten content of FeW80 is 75-85%, and the tungsten content of FeW70 is 65-75%. Ferrotungsten is based on 70% tungsten content.
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