Wait to use the surface until the finish is completely dried and clean it before allowing food contact. I need a sealer that is food safe as it will be used as a kitchen table.
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Is your finish food safe.
Food safe polyurethane sealer. The stonelok sealants come in two finishes. At 64 solids varies upon reduction rate and 25 gl voc this high performance clear top coat generates the premier balance of strength flexibility chemical and scratch resistance. Some kinds of finish cure by evaporation of their solvent.
According to fda regulations the typical clear wood finishes that dry to a hard film including polyurethane are considered food safe. For example it is necessary to allow polyurethane finishes to fully polymerize and lose their carrier solvents essentially making a plastic film finish and to allow soluble finishes such as shellac and lacquer to fully evaporate away their solvents. V seal concrete sealers makes a range of food safe sealants for concrete counters marketed under the name stonelok.
Im not sure if its specifically rated for drinking glasses or whether it would ever be dishwasher safe as the heat and moisture can cause it to. Its epoxy rated for food service equipment that has direct contact with food. Gloss and extra low gloss or satin to fit your preference.
Before putting it to use be sure to allow for complete curing a chemical process that takes significantly longer than drying. Xs 327 is a penetrating food safe uv stable minimal color enhancing sealer available in both matte and gloss finishes. That is like if youre got a chute that cereal goes down and the design calls for it to be glued this is the stuff.
These are water based and use urethane and epoxy resins. You can use any finish thats appropriate to your project including varnish lacquer shellac and boiled linseed oil. Polyurethane varnish does not present any known hazardhowever no finish is food safe until it has fully curedthe rule of thumb for full curing is 30 days at room temperature 65 to 75 degrees f.
Ive tried google searching for food safe epoxy food safe sealers etc but the search usually brings up manufacturers websites that list all sorts of technical stuff that i dont understand.
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