Unitherm Engineers Limited (UEL) provides heat treatment services to leading auto OEMs and suppliers, offering carburizing, carbo-nitriding, hardening, tempering, and gas nitriding to enhance component performance. Indo-German Vacu Treat (IGVT), a joint venture with Systherms Germany, specializes in vacuum hardening, plasma nitriding, and brazing. Unitherm Nova Coating (UNC), with Nova Coatings Germany, delivers advanced pvd and wear-resistant coatings. Aichelin Unitherm (AUPL), a joint venture with Aichelin Austria, manufactures advanced industrial furnaces including sealed quench, pit, bogie, and aluminium types.