ferro manganese ferro silicon
Ferro Boron
FeB Lump 18%
Quantity
  • Specification Code:10-50mm
  • Specification Description:SEPC.:B 18% min Al 0 - 2% Si 1 - 4%C 0 - 1%P 0 - 1%S 0 - 1% Size 10-50mm 90%min
硼铁18%