Jotun Jotamastic SF

Part A: UN3082 (Class: 9, Pk Grp: III), Part B: UN2735 (Class: 8, Pk Grp: II)
A two component epoxy mastic coating for repair and maintenance.
Available in 20 Litres
From £460.80 £384.00
In stock
Only %1 left
Product Description

Jotamastic SF is a two component solvent free epoxy mastic coating used for repair and maintenance. It is a surface tolerant, solvent free, high build product that is well suited for early immersion and provides long-lasting protection in environments with high corrosivity.

Best Uses

Jotamastic SF is specially designed for areas where optimum surface preparation is not possible or desired. 

Areas of use include:

Marine: outside hull, exterior and interior areas, including water ballast tanks, approved for PSPC for water ballast tanks according to IMO Res. MSC 82/W, and suitable for water ballast tanks at new building stage

Protective: recommended for offshore environments, including splash zones, refineries, power plants, bridges, buildings, mining equipment and general structural steel.


Jotamastic SF offers good application properties with the use of standard application equipment. Please follow the Application Guide Instructions which can be found on the Data Sheets page.

Technical Details
Components: Two Component
Type: Anticorrosive coating
Finish: Gloss (60-80%)
Stock Colours: Grey, Off-White, Red
Tintable: No
VOC Content: 116 g/l
Volume Solids: 91 ± 2%
Suitable Substrates: Carbon steel, galvanized steel, stainless steel, aluminum, concrete and a range of aged coating surfaces
Application Method: Brush, Roller or Airless Spray
Theoretical Coverage: 6.1 - 3.1 m²/l
Wet Film Thickness (WFT): 150 - 300 μm
Dry Film Thickness (DFT): 150 - 300 μm
Induction Time: -
Pot Life: 1 hour at 23°C
Touch Dry: 10 hours at 23°C
Overcoatable: After minimum 26 hours at 23°C
Fully Cured: After 14 days at 23°C
Cleaner / Thinner: Jotun Thinner No. 17
Shelf Life: Component A = 18 months, component B = 12 Months unopened
Packaging: Available in 20 Litres

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