Tenders for Supply Of Top Seal N Type Roll Size: 8 Inch X 20 Mtrs For Roof Sealing Of Electric Locos As Per Specificati On Of Top Seal N Type Roll. Size: 8 Inch X 20 Mtrs: 1 Visual Tape Free From Wrinkle & Visual Defect 2 Dim Ension: A Width: 8 Inch B Length: 20 Mtrs C Thickness: 0.30- 0.18 Mm 3 Tensile Strength Kg 25-30 Min. 4 Elongation % : 5 Min. 5 Adhesive To Steel G / 2.5 Cm: 3000 Min. 6 Water Permeability Not Mo Re Than Two Drops After Two Hours. 7 Weather Resistance To Pass 200 Hours. As Per Saej 1960 In Std Xeno N Arc Base Should Pass The Test. 8 Oil Resistance Should Pass The Test. 9 Alkali Resistance: Should Pass Th E Test 10 Mvpt As Per Ind/me/790 A: The Moisture Absorption Should Not Be More Than 200 G / M Square /24 Hrs At 40 Degree C, Make/brand: 3m/permacel/savvy Or As Per Specification. 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