supply of procurement of full gloss polyurethane enamel (two pack) etc. , full gloss polyurethane enamel (twopack) for the exterior finishing paint of railway coaches conforming to rdso spec.no.m&c/pcn/100/2018 chapter-v, m&c/pcn/100/2018 with amendment 1b(rev 2.0),str:m&c/pcn/040/2020(rev 2.0),colour shade pearl light grey to ral shade -9022 (metallic finish).p acking condition:packing in new non-returnable m.s. drums to is:2552/89,grade b2 {the material to be supplied in two-pack in ratio of 4:1 i.e. 16liters for enamel and 4liters for hardener(total 20liters supply)} shelf life 12 months [ warranty period: 30 months after the date of delivery ] ]