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|
Appearance |
Green
/ Dark Green / Bluish Green |
Specific
Gravity |
1.02
to 1.61 |
Boiling
Point |
100°
c at 760 mm of Hg |
Coverage |
60 square metres per kg on fresh
structure
84 square metres per kg on fresh steel
sheet |
Durability |
Five
years atleast, from the manufacture date, if stored in air-tight and suitable
containers. |
Drying
time |
10 minutes at room temperature. |
Acidity
(Ph) |
Mildly
acidic — Ph: 4.5 - 5 in leaching. |
Water
solution's acidity |
Ph < 2 (1 % by volume) |
Inflammability |
Not
inflammable |
Application |
By
Dipping / Brushing / Spraying |
Optimum
reaction during treatment |
20
to 30 minutes, at ambient temperature. |
Water
soluble |
Yes |
Rass-O'-Nil's high performance metal surface treatment
Tests |
Remarks |
Adhesion
test |
Passed the
test under 1.5 Kg, as required by
Indian Standard: 13515 '92,as the minimum
load. |
Scratch
test |
Passed
the test under 1.5 Kg, as required by
Indian Standard 13515 '92, as the
minimum load. |
Resistance
to temperature |
Passed
the test at 200° c. Indian Standard: 13515 '92
requires the test temperature
to be 75° to 80° c |
Acid
leach test |
Ph
observed is between 4.5 to 5 as required by
Indian
Standard 13515 '92. |
Immersion
test |
Satisfactory after 40 days immersion.
Indian
Standard: 13515 '92 requires 30 days immersion. |
Salt
spray test |
Satisfactory after 40 days exposure.
Indian
Standard: 13515 '92 requires 30 days exposure.
Satisfactory
after 1540 hours exposure (ASTM B117) with
minimum surface treated hot-rolled
steel, cleaned of mill scale. |
Drying
time |
Atmost 30
min. when brushed on metal in normal conditions. |
|
Rass-O'-Nil's Features
Rass-O'-Nil's features
|
Rass-O'-Nil's Uses
Protect Coatings
Protect Structures
Protect steel on sea
Protect fabricated steel
Protect CRCA steel
Protect Oil installations
Protect Welding
Protect Copper & Aluminium |
