State miner Aneka Tambang (ANTM) provides US$51.12 million loan, equivalent Rp680.92 billion, to its subsidiary, PT Indonesia Chemical Alumina (ICA). This loan will fund the operation of Chemical Grade Alumina (CGA) plant in Tayan, West Kalimantan, processing bauxite ore into chemical grade alumina. The said loan will due in December 2017 and 2020. ICA has installed capacity of 300,000 tons Chemical Grade Alumina (CGA) per year.