sales@piyaligroup.comĀ rotary kiln is the heat of the cement plant and kiln shellis the heart of sponge iron dri plant. we piyali engineering corporation - piyali group, we are specialised manufacturer supplier and exporters of rotary kiln shell equipments, rotary kiln shell, rotary kiln ring gear - riding ring, rotary kiln girth gear, bi parted or multi segment girth gear, kiln support roller complete assembly for cement plant rotary kiln or sponge iron plant dri plant, kiln tire for rotary kiln shell.