Abstract: Indonesian government issued a mining law no.4 of 2009 on the prohibition of the ore export. PT Antam (Persero)Tbk as a mining company is affected by the implementation of this regulation. PT Antam (Persero)Tbk has abundant and high quality resources of ore especially nickel and bauxite ore that can’t be utilized. Ore resources have to be processed or refined to get more added value and benefit.The objective of this research is to evaluate the feasibility PAC plant project. The basic idea of this study is to utilize alumina tryhidratfrom bauxite ore made by Antam’s subsidiary to have more added value.In carrying out this feasibility study four aspects were discussed; marketing, technical especially location, and financial aspect. Study on marketing aspect consists of study on product, price, distribution, promotion, and end users in Indonesia. Study on technical aspect consists of study on production process, production equipment, and lay out. Study on location aspect is to find best location for its project. In the financial aspect, some calculations were done. To calculate the financial feasibility study, author uses Net Present Value (NPV), Internal Rate of Return (IRR), Payback Period(PBP) and Profitability Index (PI). The total project cost required for this PAC Plant with capacity of 15,000 tons per year wasIDR57,056,494,423.