A Fast Drying high build two pack direct to metal polyurethane primer finish

Jotun Hardtop Flexi has excellent colour retention, corrosion and abrasion resistance. Hardtop Flexi is a compliant coating which can be applied direct to metal as a one coat system, alternatively it is recommended as a topcoat in C5-M environments. Available in a wide range of colours in a gloss finish.

All RAL & British Standard colours are available in a gloss finish. Follow the link to RAL and BS for the full colour range.




Hardtop Flexi is a fast drying two pack, high solids, aliphatic acrylic polyurethane topcoat with a gloss finish with excellent colour and gloss retention. It can be applied direct to metal as a primer finish by Airless spray, Conventional spray, brush or roller. Hardtop Flexi Paint is high build with good flexibility, impact resistance and adhesion, it can be used as a primer finish direct to metal.

Hardtop Flexi Paint is a two pack topcoat recommended for use in atmospheric environments either direct to metal as a primer finish or applied over two pack primers and intermediates. It is recommended for offshore environments, marine topside and superstructures, containers, structural steel, building products, construction and agricultural equipment. Hardtop Flexi Paint is approved as a topcoat in many NORSOK and Network Rail systems. Hardtop Flexi Coatings have a low spread of flame certificate and are food compliant.  It can be applied up to 150 microns in a single coat by airless spray, two coats may be required to achieve the recommended DFT by brush or roller.  Hardtop Flexi Paint is resistant to continuous temperatures of up to 120°C

Surface Preparation

Carbon Steel:  Minimum St2 (ISO 8501-1)
Galvanised steel:  Surface to be clean and dry with a rough dull surface
Aluminium, stainless:  Surface to be clean and dry, abrade with non metallic abrasives or pads
Painted surfaces:  Surface to be clean, dry and undamaged compatible coating, free from oil grease and other contaminants.

Technical Data

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Volume Solids (ISO 3223):  64%
VOC Content:  288 g/lt
Flash point (ISO 3679):  25c
Dry Film thickness:  50-150 microns
Wet Film thickness:  80-230 microns
Theoretical coverage:  13-4.3 sq m/lt
Mix Ratio:  4:1
Pot Life 23c:  1 hrs
Touch Dry 23c:  1.5 hrs
Overcoat 23c:  3 hrs
Nozzle tip:  15-21 thou
Pressure at nozzle:  2100psi, 34psi (HVLP or Pressure pot)
Thinner:  No. 10
H&S:  Observe the precautionary information on the container. Refer to MSDS for full information on health and safety and storage regulations.

Additional information



Choose Your Colour

RAL1003, RAL1015, RAL1021, RAL1023, RAL2004, RAL2008, RAL3002, RAL3020, RAL5002, RAL5010, RAL5024, RAL6005, RAL6019, RAL6029, RAL7016, RAL7046, RAL8019, RAL9005, RAL9010, RAL9016

Choose Pack Size

5ltr, 20ltr

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