WebBYK Downloads Downloads In this section we offer you technical data sheets and technical brochures as well as BYK Know-how for downloading. Technical Data Sheets In this section we offer you technical data sheets … WebThe drawdown cards are easy to use and an inexpensive substrate to test a variety of coating properties such as opacity, spreading rate, penetration behavior, and flow and leveling properties. Drawdown charts are used to assess architectural, industrial, automotive, wood coatings, inks, and cosmetic products.
Drawdown Card - Lab Equip
WebPlain White Charts & Cards/Plain Black Charts/Plain Gray Charts These Leneta Charts and Cards are sealed on one side with a clear, impervious topcoat so there is no absorption of applied coatings into the paper. Plain White Charts (8) Plain Black Charts (2) Plain White Cards (4) Plain Gray Chart (1) WebThe most common substrates are BYK Drawdown Charts, which are available in multiple sizes, but almost any uniform, flat substrate can be used. Try to use a standard width drawdown bar if possible, as these are readily available from stock and are your least expensive option. healthiest at burger king
byko-chart Opacity 2A Opacity Cards Drawdown ... - BYK …
WebJun 5, 2014 · How to make a drawdown. Using a byko-chart Opacity Drawdown Chart, make a drawdown manually at the rate of 6cm/s according to ASTM D 2805. Hold the charts flat with a vacuum pate or another suitable device. Each drawdown should be placed horizontally in a well-ventilated area to dry. WebOct 31, 2013 · Applying a sample of paint to a drawdown card and spreading it over the card at a consistent speed creates a thin film covering that can be analyzed for color, gloss, and reflectivity. Drawdown cards work by measuring the contrasting properties of the paint on the white portion of the card and the black portion of the card with the same sample of … WebAug 14, 2015 · Photo Courtesy of BYK-Gardner. Bar Applicators If the bar is showing any gouges or chips in either the edge of the blade that passes over the paint or on the flat part of the blade that makes contact with the drawdown chart the bar should be replaced. good april fools pranks for your sister