Sherwin Williams Kem-Kromik 671 is a conventional quick drying undercoat / tiecoat developed for marine use on above waterline areas.
A high quality undercoat/tiecoat developed for marine use on above waterline areas but also suitable for normal interior and exterior use. M671 may also be used as a wood primer for interior or exterior use.
Recommended application via airless spray, conventional spray, brush or roller. Use Sherwin Williams Thinner No 1. Recommended primer Sherwin M155 Alkyd Primer. Ensure surfaces to be coated are clean, dry and free from all surface contamination.
Sherwin M671 Undercoat can be overcoated with a wide range of white spirit based finishes.
- BS476 Part 7 - Surface Spread of Flame
- Drying Time: 2.5 hours at 15°C to touch, 7 hours at 15°C to recoat
- Dry Film Thickness: 35 microns
- Theoretical Coverage: 14.9m2 per litre
- Available in white and a selected range of undercoat shades
- Available in 5 Litre units
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.