Check the listing for details. Superior Polyester Adhesive - White Knife Grade - Gallon. Condition: New. Listed at 91.69 USD. Superior Polyester Adhesive - White Knife Grade - Gallon The Superior Polyester Adhesive - White Knife Grade is the perfect solution for repairing natural and engineered porous stones. Its thick paste consistency makes it excellent for filling small scratches, cracks, chips, and holes with precision. Pre-colored to match common stone tones, this adhesive saves you the hassle of color mixing while delivering invisible repairs that blend seamlessly with polished surfaces. Filled with calcium carbonate, the cured adhesive can be polished to the same finish as the stone, ensuring a flawless repair. Key Features:Knife Grade Consistency: Thick paste for easy applicationMix Ratio: 2%-4% BPO hardenerGel Time: 3-5 minutesCure Time: Fully cured in 20 minutesApplication: Ideal for seaming, crack, and chip repair on natural and engineered porous stoneLocation: Indoor use onlyShelf Life: 1 year (with proper storage) Make your stone repairs seamless and long-lasting with our Superior Polyester Adhesive. Perfect for professionals and DIY enthusiasts alike.