PT Kaltara Batu Konstruksi (PT KBK) is a Private Limited Liability Aggregate (Rock) Mining Company incorporated in the Republic of Indonesia. KBK hold an IUP OP (Izin Usaha Pertambangan Operasi Produksi - Operation Production Mining Business License) from the Indonesian Investment Coordinating Board (BKPM) which covers a total area of 40 Hectares (400,000m2) in Malinau, North Kalimantan, Indonesia, close to the Malaysian border. KBK secured 72 million tonnes of (JORC) resource in September 2021, with a 20-year Life of Mine (LoM) with plans to double its resource and extend its LoM to up to 30 years. KBK is committed to the 2030 Agenda for Sustainable Development Goals and to accomplishing a Net-Zero Carbon target by 2025. Our focus lies in assessing the aggregate’s suitability for several specific intermediate and end-product types, including concrete, mortar/render, roadstone, civil engineering, railway ballast, and armor stone. PT Kaltara Batu Konstruksi (KBK) is a joint venture between PT Puncak Mineral Investasi (PMI) and Ozindo Investments Pty Ltd (OZINDO).
