SARV COAT 2885

vinyl etch primer COATINGS



Description

Sarv coat 2885 is a two component etch primer based on polyvinyl butyral.

 

Physical Data

 

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

Colour............................................. Dark Yellow

Volume Solids............................... 12±2%

Specific Gravity............................ 0.88 ±0.93 gr/m3

Flash Point..................................... 23°C

Recommended D.F.T................... 7-13 microns

Theoretical coverage.................... 28-14 sqm/lit

                                                          29.47-14.73 sqm/kg

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

Touch dry....................................... 10 min at 20°C

Dry to handle................................. 30 min at 20 °C

Shelf life......................................... 1 year at 25 °C

Package.......................................... 4 & 16 liter container

 

Application Details

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

Application temperature............. 10 - 50°C

Mixing ratio................................... Base/Hardener 4/ 1 by weight

Thinner/Cleaner............................ SVT-28

Pot life ............................................ 5 hours

Recoat interval.............................. Min 6 hrs

                                                          Max 24 moths

Outstanding Characteristics

  • Excellent adhesion to nonferrous surfaces
  • Fast drying, permiting immediate handling
  • High corrosion resistance
  • Compatibility with a wide range of topcoats

Recommended Use

As a preconstruction primer and suitable for nonferrous surfaces such as galvanized steel and aluminium, to improve performance of subsequent coats.

Surface Preparation

The surface must be clean, and dry. All dirt, grease, mill- scales and any other foreign materials should be removed. Old primed surfaces must be smoothly wire brushed.