supply of top seal n type roll size - 8inch x 20 mtrs for securing hood of electric locotop seal n type roll size - 8inch x 20 mtrs for securing hood of electric loco,top seal n type roll size - 8inch x 20 mtrs for securing hood of electric loco.as per followi ng specification: i) visual tape free wrinkle & visual defect ii) dimension: a) width: 8 inch b) length: 20 mtrs c)thickness: 0.18-0.30mm iv)tansile 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 saej 1900 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 in d/me/790 (a) the moisture absorption should not be more than 200 g/m square/24 hrs at 40 degree c. make/brand- permacel, savvy, johnson & johnson or similar. specn: i) visual tape free wrinkle & visual defect ii) dimension: a) width: 8 inch b) length: 20 mtrs c)th [ warranty period: 30 months after the date of delivery ] ]