Tirupati Graphite plc, the fully integrated, revenue-generating, specialist graphite producer and graphene developer with operations in Madagascar and India Is pleased to announce that it has successfully completed trials and tests for the manufacture of battery-grade spherical graphite ('SPG'), used in the anode of lithium-ion batteries ('LiB'), in tandem with a globally recognised German manufacturer of spheroidisation and micronisation equipment, achieving significant results in the end SPG product.