The UV-stable, freeze-resistant adhesive for outdoor and structural stone applications. Tenax Gravity is a vinyl ester knife-grade adhesive engineered for bonding and laminating marble, granite, quartz, ceramic, and other hard surfaces in conditions where standard polyester or epoxy adhesives fall short — outdoor installations, freeze-thaw environments, and high-UV exposure areas where long-term color stability is critical. Extra-clear formula with a smooth, glossy finish for high-visibility joints. Fast curing: 20–35 minutes at 25°C. Freeze and heat resistant. UV stable. Polishable. Accepts color paste for stone matching. 12-month shelf life. Key Features Vinyl ester chemistry — superior UV stability and outdoor durability vs. standard polyester Freeze and heat resistant — reliable performance in extreme temperature environments Extra-clear formula — smooth, glossy finish for high-visibility joints Fast curing: 20–35 minutes at 25°C Polishable to a high-gloss finish Accepts color paste for precise stone matching Indoor and outdoor use When to Choose Gravity Over Standard Polyester Outdoor countertops, cladding, and pool surrounds — vinyl ester resists UV degradation and yellowing where polyester would fail over time Freeze-thaw environments — remains flexible and bonded through repeated freeze-thaw cycles High-heat environments — maintains bond integrity in extreme heat conditions Visible exterior joints — extra-clear formula stays clear long-term without yellowing Compatible Materials Marble, granite, quartzite, travertine, and all natural stone Engineered quartz and engineered stone Ceramic and porcelain How to Use Ensure the surface is clean, dry, and free of dust and oils If color matching, add color paste or metal oxides before introducing the catalyst Measure the required amount of adhesive and add 1–3% catalyst by weight; stir thoroughly Apply immediately — do not return mixed adhesive to the original container Allow to fully cure (20–35 minutes at 25°C), then grind flush and polish to match surrounding stone Seal containers tightly after use; store between 65°F–77°F away from heat and direct sunlight; 12-month shelf life Works Well With Universal Color Paste — for color matching the adhesive to the stone Tenax Mixing Cups 12oz — disposable cups for measuring and mixing Tenax #9 Razor Blade — for trimming cured adhesive flush before polishing Tenax T Tape Miter Tape — for masking edges and protecting surfaces during cure StrongEdge 45 Knife Grade Epoxy — epoxy alternative for structural outdoor bonding ProToolHaus – Your Certified Tenax USA Distributor When you buy from ProToolHaus, you’re ordering from a certified distributor of Tenax USA. We carry the full lineup and stand behind every product with expert guidance, fast fulfillment, and the kind of support that only comes from working in the stone industry every day.
