PCBL Chemical Ltd Formerly known as PC BL Ltd. PCBL Chemical Limited, formerly PCBL Limited, is an India-based carbon black manufacturer. The Company is primarily engaged in the business of manufacturing and sale of carbon black and sale of power. The Company's segment includes Carbon Black, Power and Chemicals. The Carbon Black segment is engaged in production of Carbon Black through its five manufacturing units located at Durgapur, Kochi, Palej, Mundra and Tiruvallur District. The Power segment is engaged in generation of electricity. The Chemicals segment is engaged in the business of manufacturing, marketing and sale of water treatment chemicals and oil and gas chemicals. Its specialty chemicals segment with a production capacity of approximately 7,70,000 metric tons per annum and generating 122 megawatts per hour of green power. Its products include specialty chemicals, tires and performance chemicals, and others. Specialty chemicals are primarily used as a pigment in plastics, inks, coatings, and many other applications.