Kem-Kromik M255 (formerly known as Sherwin-Williams M255 or Leighs M255) is a single pack quick drying acrylic modified alkyd anti-corrosive protective finish.
Available in 400+ colours, including RAL and BS
Product customisation
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Kem-Kromik M255 (formerly known as Sherwin-Williams M255 or Leighs M255) is a single pack quick drying acrylic modified alkyd anti-corrosive protective finish, used as a single coat shop applied protective finish for structural steel that will not normally require further site coats. Suitable for use as a single coat system on internal or external steel, applying by airless spray and using a brush only for small areas or touching up.
Recommended Primers/Topcoats
Not normally required but may be overcoated with a wide range of materials. Please refer to our technical team for additional information.
Surface Preparation
Blast clean to Sa2½ BS EN ISO 8501-1:2007. Average surface profi le in the range 50-75 microns. Ensure surfaces to be coated are clean, dry and free from all surface contamination.
Typical Thickness and Coverage
Dry film thickness
100 microns
Wet film thickness
185 microns
Theoretical coverage
5.4 m² /ltr*
*This figure makes no allowance for surface profile, uneven application, overspray or losses in containers and equipment. Film thickness will vary depending on actual use and specification.
Practical Application Rates
Microns per coat
Airless Spray
Brush
Dry
100*
100
Wet
185
185
* Maximum sag tolerance typically 231μm wet (125μm dry) by airless spray
Average Drying Times
5°C
15°C
23°C
To touch
90 minutes
1 hour
30 minutes
To handle
30 hours
24 hours
8 hours
These figures are given as a guide only. Factors such as air movement and humidity must also be considered.
Customer agrees that before placing an Order, Customer has read and understood the most up to date Product Data Sheet for the Product. Where we have access to the Product Data Sheet from the manufacturer, we will either provide a copy on request, or include a link to the Product Data Sheet available on the manufacturer’s website. Customer further agrees that we have no liability for any errors or omissions contained within the Product Data Sheets. For more information, please see our Terms & Conditions of Sale.
Sherwin-Williams Kem-Kromik 255 is only available with the shipping and delivery timescales listed below - please do not contact our Customer Support Team with enquiries about alternative or earlier shipping and delivery times.
Saturdays and Sundays, as well as Bank Holidays, are not classed as working days.
Orders placed after the cut-off for this product will not be processed for earliest dispatch until 9am the next working day.
These surface preparation kits for steel have been created to help provide customers with an easily accessible bundle of tools to aid in the preparation of steel surfaces in accordance with ISO 8501-1 (St2/3) and SSPC (SP 2/3).
Please click here for important information about these kits.
Kit Contents:
SET 1 (Hand Tools)
1 x Rust-Oleum...