... g/mFe-SiSi:70-75130.4280Company informationTopchase Industrial Co.,Ltd, built in 1992, was committed to provide high quality ... silicon carbide briquette; SiCa alloy, SiAlBaCa alloy, SiCaBa alloy,Ferro Silicon alloy, pre-melted Re-Ca-Si-C alloy; Carbon Ferro manganese, ... Nitrogenized Ferro Chrome,RE-Fe-Si-Mg ferro alloy and etc; Alloy cored wires 3. Foundry Auxiliary Materials Recarburizer, ...