tender for gasket for sand flow chamber cover as per drg. no. b/trs/g7/bogie/3/209 ref no. 07 with thestandard parameters as under. 1) polymer, specified: synthetic elastomeric or blend. 2) hardness shore a: 85+/-5 3) swelling: 25 maximum 4) firm make & dt of mfg: to be embossed on rubber component to analyseself life left for the supplied product 5) specification: irs r 48-88, cl 5.2.4.1 gr e amd 3 note: one sampleshould be got approved before effecting bulk supply.
