SARV COAT 7734

chlorinated rubber zinc chromate primer COATINGS

Description

Sarv coat 7734 is a physically drying, modified chlorinated rubber based primer, coating Zinc chromate as rust preventing pigment.

Physical Data

Finish............................................... Flat

Colour............................................. light.yellow

Volume Solids............................... 41±1%

Specific Gravity............................ 1.3±0.05 gr/cm³

Flash Point..................................... 24°C

Recommended D.F.T................... 40-60 microns

Theoretical coverage.................... 11.2-7.5 sqm/lit.

                                                          9-6 sqm/kg

Practical Coverage....................... Depends on loss factor

Touch dry....................................... 60 min at 20°C

Hard dry......................................... 3 hours at 20°C

Thermal Resistance...................... Continuous  60°

                                                           Non-continuous 65 °C

Shelf life ........................................ 12 months at 25°C

Package.......................................... 20 liter container

Application Details

Application method .................... Air/Airless spray, Bursh, Roller

Nozzle orfice.................................. . .017"-.021"

Nozzle pressure............................. 150 bar/2200 Psi

Application temperature............. 10-50°c

Mixing ratio................................... single pack

Thinner/Cleaner............................ SVT-77

Pot life ............................................ N/A

Recoat interval.............................. Min 6 hrs at 20°C

Outstanding Characteristics

• Excellent water resistance
• Durability in severe marine atmosphere
• Good penetration.
• Excellent acid resistance.

Recommended Use

As a maintenance water resistant primer for use on exterior and interior steel surfaces in moderately to severely corrosive environment.

Surface Preparation

Remove oil and grease, etc. with suitable detergent. Remove salt and other contaminants by (high pressure) fresh water cleaning. Clean damaged area thoroughly by power tool cleaning to ST2 (minor areas)

Or by abrasive blasting to minimum SA2, Preferably to Sa2½ (for repair and maintenance) Abrasive blasting to Sa 2½SSPC-10 (for new steel)