supply of synthietic rubber neoprene cork sheet composition sheet grade rc-70 -c fine granuals size-900mm x +/- 15mm x 600 mm +/-10 mm x 9.5 mm thick to is:4253 pt ii 1980 sheet to by st ed with mfgsname,month year of mfg. in ink of packed in polythene bags. , synthietic rubber neporene cork sheet composition sheet grade rc-70 -c fine grannuals size-900 mm x +/- 15 mm x 600 mm +/-10 mm x 9.5 mmthick to is:4253 pt ii 1980 sheet to by stamp ed with mfgs name,month year of mfg. in ink of packed in polythene bages. [ warranty period: 30 m onths after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lacs ] ]