Sherwin Williams Kem-Kromik 489 is a highly protective, anti corrosive, alkyd primer pigmented with a minimum of 40% zinc phosphate.
Sherwin Williams Kem-Kromik 489 is best used as a anti corrosive spraying or brushing primer for steel.
Recommended application method via airless spray, conventional spray, brush or roller. Use Sherwin Williams No 1. Blast clean to Sa2½ BS EN ISO 8501-1:2007. Average surface profile in the range 50-75 microns. Manually prepared surfaces should be prepared to a minimum standard of ST3 BS EN ISO 8501-1:2007 at the time of coating.
Ensure surfaces to be coated are clean, dry and free from all surface contamination. Indefinitely overcoatable with itself or a wide range of white spirit based undercoats and finishes.
- Complies with BS5493:1977 - Table 4F Type FP3A
- BS476 Part 7 - Surface Spread of Flame
- Dry Film Thickness: 75 microns
- Drying Time: 4 hours at 15°C to touch, 24 hours at 15°C to recoat
- Theoretical Coverage: 7.7m2 per litre
- Available in Grey
- Available in 5 Litres
The manufacturers data sheets are available for download from this website. It is your responsibility to read and understand all aspects of the data sheets before you place an order and prior to application. Please pay special attention to the preparation, mixing and application temperatures of the product, cleaning of substrate and environmental factors such as temperature, rain etc. Quoted coverage rates are based on the manufacturers theoretical rates and may vary depending upon substrates absorption, texture and application. We always recommend a test is carried out to ensure suitability.
Customer further agrees that Promain have no liability for any errors or omissions contained within the Product Data Sheets and are not liable for failure due to misapplication or inadequate substrate cleaning and preparation. For more information please refer to our Terms & Conditions.