Phillips Carbon Black Ltd (PCBL), a part of RP Sanjiv Goenka Group, on Friday announced the commencement of commercial production at its Rs 800-crore greenfield carbon black project in Tamil Nadu. After completing the first phase of the facility with a manufacturing capacity of 63,000 tonne per annum, the company expressed confidence in achieving a peak rate of production with the start of the second stage of the total 1,47,000-tonne-per-annum project within the current fiscal year.