bids are invited for copper linner - s.s wirenatting aisi 304 grade 4 mesh x 5 ft width x 86 ft long x 14 swg , s.s wirenatting aisi 304 grade 12 mesh x 5 ft width x 48 ft long x 22 swg , brass perforated screen suitable for ng-1250 batch type centrifugal machines in two segments (pieces) having round hole size in 2190 mm long x1065 mm width x 0.55 thickness , brass working screen (70/30) brass linner for v-1750 kg. per charge walchand nagar c/f machine working screen is made in brass ( 70/30 annealed ) having thickness 0.55 mm slot, size 0.35 mm x 4mm elongated types slots having purging around 20% , length and width of each liner is 2450 mm x1150 mm. ( 02 pcs = 01 set )