supply of spl. rubber pads for 1:12 t / out xing portion, 240 mm width, 10 mm thick made of conveyor belt of 3 ply cover thickness 5 mm minimum at top and 1.5 mm minimum at bottom confirming to is-1891 part-1 ( ncr drg. ) [ warranty period: 30 months after the date of delivery ] , spl. rubber pads for 1:8.5 t / out xing portion, 240 mm width, 10 mm thick made of conveyor belt of 3 ply cover thickness 5 mm minimum at top and 1.5 mm minimum at bottom confirming to is-1891 part-1 [ warranty period: 30 months after the date of delivery ] , spl. rubber pads for 1:12 t / out xing portion, 240 mm width, 10 mm thick made of conveyor belt of 3 ply cover thickness 5 mm minimum at top and 1.5 mm minimum at bottom confirming to is-1891 part-1 [ warranty period: 30 months after the date of delivery ]