Osmo Hardener 6631 for Oil Stain

Special colorless hardener for Osmo Olie-Beits to shorten the drying time. Add 6% hardener to the Olie-Beits, which is 60 ml of hardener per 1L of Olie-Beits. After adding the hardener, the Olie-Beits dries in 3 to 5 hours. Without hardener, the Olie-Beits has a drying time of approximately 12 hours. Using the Olie-Beits on extractive-rich wood such as teak or merbau? Then the hardener ensures reliable drying.

Drying Time

Approximately 3-5 hours (normal climatic conditions, 23°C/50% relative humidity). Ventilate well during drying. Lower temperatures and/or higher humidity may increase the drying time.

Note: Adding the hardener reduces the pot life to 60 minutes. Never mix more material than can be used within 45 minutes. If you are not using the entire can of Olie-Beits, add 6% hardener. Always mix in a separate can or container.