SARV COAT 8729Epoxy polyamide sealer COATINGS |
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DescriptionSarv coat 8729 is a two component polyamide cured, epoxy sealer. It is possible to formulate with MIO and without MIO.
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Physical Data
Finish............................................... Semi flat Colour............................................. Red oxide Volume Solids............................... 57±2% Specific Gravity............................ 1.4 ±0.05 gr/m3 Flash Point..................................... 27°C Dry Film Thickness....................... 40-60 microns Touch dry....................................... 2 hrs at 20°C Hard dry(fully cured)................... 1 week at 20°C Thermal Resistance...................... 140 °C Theoretical coverage.................... 14.25-9.5 sqm/lit 10.17-6.78 sqm/kg Practical Coverage....................... Depends on loss factor Shelf life......................................... 12 months at 25°C Package.......................................... 5 & 20 liter container Application DetailsApplication method, ................... Air/Application spray, Brush Nozzle orifice................................. .019”-.021” Nozzle pressure............................. 150 bar/2200 Psi Application temperature............. 10-50°C Mixing ratio................................... 4/1 by weight Thinner/Cleaner............................ SVT-87 Pot life ............................................ 8 hrs at 20°C Recoat interval:............................ min 6 hrs max none
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Outstanding Characteristics
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Recommended UseAs sealer coat on metal surfaces and as an intermediate coat on zinc silicates to minimize popping. |
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Surface PreparationRemove oil and grease, etc. with suitable detergent. Remove salt and other contaminants by (high pressure) fresh water cleaning. Clean damage area thoroughly by power tool cleaning to ST3 (minor areas) Or by abrasive blasting to minimum SA2, preferably to SA2½(for repair and maintenance) Abrasive blasting to Sa2½SSPC-10 (for new steel)
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