... 4.delivery goods timely introductionFerro Silicon Barium is a new type of deoxidizer and has desulfurizing and ... and impact strength etc of the steel. It's widely used in steel, steel, foundry industry, Silicon ... Barium alloy is a highly effective, long-term deoxidizer, also has the ... 10-50mm or as per customer's demand Packing1mt/big bag calcium silicon barium