tender for supply of grinding media balls for ball mills of 2x500 mw, btps , supply of grinding media balls , grinding balls-30mm as per specification for initial charge in test mill , grinding balls-40mm as per specification for initial charge in test mill , grinding balls-50mm as per specification for initial charge in test mill , grinding balls-50mm as per specification for top-up charge in mills (t1 to t24 total top up quantity) , weight(in mt) of grinding balls offered of size 50mm as per specification for liner replacement. firm shall offer their quantity 309mt {154.50 mt(first year)+ 154.50 mt(second year)} as per wear rate@60gm/ton & bidders may be change their quantity(in mt) as per their offered wear rate. prices filled in boq only shall be considered for the evaluation of the tender. any conditions bearing price impact or rates mentioned anywhere else will be deemed null and void.