What is the weight of silica in one quart of TotalBoat Silica Thickener? Eric Boudreau April 01, 2022 14:47 Updated One quart of TotalBoat Silica Thickener contains roughly 55 grams (1.94 ounces) of silica.* *This weight is based upon low humidity conditions; weights may vary. Related articles What is the mix ratio by weight for TotalBoat Penetrating Epoxy Cold Cure? Does TotalBoat Silica Thickener have a shelf life? What adhesives are recommended for King StarBoard®? Can TotalBoat High Performance 2:1 Epoxy be used to bond or coat plexiglass? What are the best uses for TotalBoat ThickSet Fathom epoxy? Comments 0 comments Please sign in to leave a comment.