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Jotun Jotamastic Smart Pack HB is a high-build, surface-tolerant epoxy mastic primer designed for brush and roller application. Its 1:1 mixing ratio makes mixing easy, making it ideal for maintenance and small repairs above and waterline where optimal surface preparation isn't feasible. Suitable for mild and concrete, it provides long-lasting protection in high-corrosivity environments. Jotamastic Smartpack HB can be used alone or in combination with single or two-pack topcoats. It must be applied and allowed to cure at temperatures over 10°C.

Available from SML Paints in 10L grey, off white, red, aluminium or black tins

  • 2-pack epoxy mastic primer
  • High build
  • Excellent surface adhesion
  • Excellent flow out
  • Easy 1:1 mix ratio for ease of measuring
  • Specifically design for brush and roller
  • Above and below the waterline
  • Mild steel and concrete
  • For maintenance and small repairs
  • For less than optimal surfaces
Jotun

Jotamastic Smartpack HB

Jotun Jotamastic Smart Pack HB is a high-build, surface-tolerant epoxy mastic primer designed for brush and roller application. Its 1:1 mixing ratio makes mixing easy, making it ideal for maintenance and small repairs above and waterline where optimal surface preparation isn't feasible. Suitable for mild and concrete, it provides long-lasting protection in high-corrosivity environments. Jotamastic Smartpack HB can be used alone or in combination with single or two-pack topcoats. It must be applied and allowed to cure at temperatures over 10°C.

Available from SML Paints in 10L grey, off white, red, aluminium or black tins

  • 2-pack epoxy mastic primer
  • High build
  • Excellent surface adhesion
  • Excellent flow out
  • Easy 1:1 mix ratio for ease of measuring
  • Specifically design for brush and roller
  • Above and below the waterline
  • Mild steel and concrete
  • For maintenance and small repairs
  • For less than optimal surfaces
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Feature Details
Brand Jotun
Paint Protection Anti-Corrosive
Paint Type Primer
Paint Components 2-Pack
Ease of Use 2. Very Good
Substrate Suitability Mild Steel, Concrete
Surface Adhesion 1. Excellent
Above / Below Waterline Below Water, Above Water
Water Resistance 2. Very Good
Abrasion Resistance 2. Very Good
Chemical Resistance 3. Good
Solvent Resistance 3. Good
Interior / Exterior Use Exterior
UV Resistance 4. Fair
Gloss Level 3. Semi-gloss
Gloss Retention 4. Fair
Colour Retention 4. Fair
Flexibility 3. Good
Application Method Roller, Brush, Airless Spray
Recommended Coats (Brush / Roller) 2-3
Chemical Composition Epoxy
Brand Range Jotamastic
Brush or Roller Coverage Rate (m2 / L) 9
Cured for Service 10C (days) 14
Cured for Service 23C (days) 12
Dry to Overcoat 10C (hours) 20
Dry to Overcoat 23C (hours) 10
Full Curing Time 10C (days) 14
Full Curing Time 23C (days) 12
Max Dry Film Thickness per Coat (microns) 150
Max Overcoating Time without Sanding (days) Refer to data sheet
Min Dry Film Thickness per Coat (microns) 60
Pot Life 10C (hours) 5
Pot Life 23C (hours) 4
Product Type Paint
Self-Priming No
Jotamastic Smartpack HB Data Sheet (223.49 KB) Download
Jotamastic Smartpack HB Application Guide (277.42 KB) Download
Jotamastic Smartpack HB Safety Sheet Comp A (223.86 KB) Download
Jotamastic Smartpack HB Safety Sheet Comp B (214.7 KB) Download