supply of top seal n type roll size - 8* x 20 mtrs for securing hood of electric loco.top seal n type roll size - 8* x 20 mtrs for securing hood of electric loco.,top seal n type roll size - 8* x 20 mtrs for securing hood of electric loco. as per followin g specification: i)visual tape free wrinkle & visual defect ii) dimension: a) width: 8 inch b) length: 20 mtrs c)thickness: 0-18-0.30mmiv)tensile strength kg (25-30 minimum) v) elongation (%) : 5 minimum vi) adhesive to steel (g/2.5cm): 3000mini. vii)water permeability: not more than two drops after two h ours. viii) weather resistance to pass 200 hrs as per saej1900 in std xenon arc base should pass th e test. ix) oil resistance should pass the test .x) alkali resistance should pass the test. xi) mvpt as per ind/me/790 (a) the moisture absorption should not be more than 200 g/m square/24hrs at 40 degree c. make/brand- permacel, savvy, johnson & johnson or similar [ warranty period: 30 months after t he date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitt ed: max 8 lacs ] ] => limited