Reconcile alkyd paint surface drying time of assay has the following two, we look at it! 1, the time measured by blowing dry cotton ball method: on the film surface and gently place a cotton ball (diameter: 7 ± 1mm), cotton mouth from 10-15cm, light winds along the horizontal direction tampons, such as can be blown away, the film surface does not leave cotton yarn, which considered dry. 2, the drying time was measured with the pressure filter paper method: Put a qualitative filter paper in the film surface (smooth film surface contact area of ??1cm2), placed on filter paper and then gently dried checker while starting the stopwatch, after 30 seconds, Remove the drying experiment, a sample will be inverted (film down), the filter can be free-fall, or at the back of the grip plate with the index finger of the hand tapping 4-5, the filter paper can fall freely and the fiber is not adhered to the paint film, which considers the actual paint dry. I http://www.lyxjxtl.com as professional production and sales of high quality paint and coatings business, we always uphold the integrity and help customers, persist in using their service to impress customers. The company reconcile alkyd paint good performance, good quality, competitive price, welcome to buy.