Recovery of K2TiF6 from Ta/Nb Ore Extraction Raffinate

Study is made of the process for recovery of Ti from Ta/Nb ore extraction raffinate.The results show that commercial can be produced K2TiF6 from Ti-containing extraction raffinate by HF(in gas state) acid control,KCl conversion,cooling and crystallization,centrifugal filtering and drying.The process is simple with less environmental pollution and better economic benefit.