Volume-II of IV - GAIL

PAINT MATERIALS
TABLE NO.: 6.2FINISH PAINT
S.
No
DESCRIPTION F-2 F-3 F-6 F-7
1. Technical Name Acrylic
Chlorinated Epoxy-High build High build coaltar
polyurethane rubber based finish paint epoxy coating.
finish paint finish paint
2. Type and composition Two-pack Single pack Tow- pack Tow pack
aliphatic isocynate plasticised polyamide/ polyamide cured
cured acrylic finish chlorinated rubber ployamine cured epoxy resin
paint
based medium epoxy resin blended with coal/
with chemical and medium suitable tar medium,
weather resistant pigmented. suitably
pigments.
pigmented.
3. Volume solids (approx) 40% 40% 62% 65%
4. DFT (Dry film thickness) per coat
(approx)
30-40µ 40-50µ 100-125µ 100-125µ
5. Theoretical covering capacity in
M2/ coat/ litre (approx)
10-13 8-10 5-6 5-2-6.5
6. Welght per litre in kgs/ litre
(approx)
1.3 1.2 1.4 1.5
7. Touch dry at 30° C (approx) 1 hrs. 30 minutes 3 hrs. 4 hrs.
8. Hard dry at 30° C (approx) Overnight 8 hrs. Overnight 48 hrs.
9. Overcoating interval (approx) Min.: Overnight (12) Min.: Overnight Min.: Overnight Min.: 24 hrs.
hrs.
Max.: Unlimited
Max.: Unlimited Max.: 5 day Max.: 5 day
10. Pot life at 30° C for two component
paints (approx).
6-8 hrs. Not applicable 4-6 hrs. 4-6 hrs.
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