{"product_id":"tenax-gravity-vinyl-ester-knife-grade-extra-clear-uv-stable-stone-adhesive","title":"Tenax Gravity Vinyl Ester Knife Grade — Extra-Clear, UV-Stable Stone Adhesive","description":"\u003ch2 style=\"color:#231F20; font-size:28px; margin-bottom:18px;\"\u003eTenax Gravity Vinyl Ester Knife Grade — Extra-Clear, UV-Stable Stone Adhesive\u003c\/h2\u003e\n\n\u003cp style=\"color:#231F20; font-size:15px; line-height:1.7;\"\u003eTenax Gravity is an extra-clear, knife-grade vinyl ester adhesive for ultra-strong bonding and lamination of marble, granite, quartz, ceramic and other hard surfaces. Its thixotropic knife-grade body holds on vertical joints without sagging, while the extra-clear chemistry cures to a smooth, glossy finish that sands and polishes cleanly — ideal for highly visible seams indoors and out.\u003c\/p\u003e\n\n\u003cstyle\u003e\n.dst-accordion { margin-top: 25px; border: 1px solid #FDDCC5; border-radius: 6px; overflow: hidden; }\n.dst-accordion-item { border-bottom: 1px solid #FDDCC5; }\n.dst-accordion-item:last-child { border-bottom: none; }\n.dst-accordion-toggle { display: none; }\n.dst-accordion-label {\n  display: flex; justify-content: space-between; align-items: center;\n  padding: 14px 20px; cursor: pointer; font-size: 17px; font-weight: 700;\n  color: #231F20; background: #fff; transition: background 0.2s;\n}\n.dst-accordion-label:hover { background: #FFF3EB; }\n.dst-accordion-label::after {\n  content: '+'; font-size: 22px; font-weight: 700; color: #F15C22;\n  transition: transform 0.3s;\n}\n.dst-accordion-toggle:checked + .dst-accordion-label { background: #FFF3EB; }\n.dst-accordion-toggle:checked + .dst-accordion-label::after { content: '\\2212'; }\n.dst-accordion-content {\n  max-height: 0; overflow: hidden; transition: max-height 0.4s ease;\n  padding: 0 20px; background: #fff;\n}\n.dst-accordion-toggle:checked ~ .dst-accordion-content {\n  max-height: 5000px; padding: 15px 20px 20px;\n}\n\u003c\/style\u003e\n\n\u003cdiv class=\"dst-accordion\"\u003e\n  \u003cdiv class=\"dst-accordion-item\"\u003e\n    \u003cinput type=\"checkbox\" id=\"acc-tenax-gravity-vinyl-ester-knife-grade-extra-clea-specs\" class=\"dst-accordion-toggle\"\u003e\n    \u003clabel for=\"acc-tenax-gravity-vinyl-ester-knife-grade-extra-clea-specs\" class=\"dst-accordion-label\"\u003eSpecifications\u003c\/label\u003e\n    \u003cdiv class=\"dst-accordion-content\"\u003e\n\u003ctable border=\"1\" cellpadding=\"6\" cellspacing=\"0\" style=\"border-collapse:collapse; width:100%; border-color:#FDDCC5; font-size:14px;\"\u003e\n\u003ctr style=\"background-color:#F15C22; color:#fff;\"\u003e\n\u003cth style=\"padding:8px 12px; text-align:left;\"\u003eProperty\u003c\/th\u003e\n\u003cth style=\"padding:8px 12px; text-align:left;\"\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:bold; text-align:left; width:40%;\"\u003eBrand\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px; text-align:left;\"\u003eTenax\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color:#FFF3EB;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:bold; text-align:left; width:40%;\"\u003eProduct\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px; text-align:left;\"\u003eGravity Vinyl Ester Knife Grade\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:bold; text-align:left; width:40%;\"\u003eManufacturer\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px; text-align:left;\"\u003eTenax S.p.A., Volargne (VR), Italy\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color:#FFF3EB;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:bold; text-align:left; width:40%;\"\u003eChemistry\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px; text-align:left;\"\u003eVinyl ester\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:bold; text-align:left; width:40%;\"\u003eConsistency\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px; text-align:left;\"\u003eKnife grade (thixotropic paste) — stays put on vertical joints after mixing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color:#FFF3EB;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:bold; text-align:left; width:40%;\"\u003eColor\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px; text-align:left;\"\u003eExtra-clear; translucent and glossy after curing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:bold; text-align:left; width:40%;\"\u003eDensity\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px; text-align:left;\"\u003e1.1 kg\/L at 25°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color:#FFF3EB;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:bold; text-align:left; width:40%;\"\u003eHardener\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px; text-align:left;\"\u003ePeroxide hardener paste, 1–3% by weight (100 + 1–3); max 2% for best color\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:bold; text-align:left; width:40%;\"\u003eGel Time (in mass)\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px; text-align:left;\"\u003e3.5–4.5 minutes at 25°C (77°F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color:#FFF3EB;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:bold; text-align:left; width:40%;\"\u003eTack-Free Time\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px; text-align:left;\"\u003e20–35 minutes at 25°C (77°F), 50% RH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:bold; text-align:left; width:40%;\"\u003eWorkability Time\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px; text-align:left;\"\u003e25–40 minutes at 25°C (77°F) — minimum time before cutting and polishing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color:#FFF3EB;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:bold; text-align:left; width:40%;\"\u003eMinimum Application Temperature\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px; text-align:left;\"\u003e+5°C (41°F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:bold; text-align:left; width:40%;\"\u003eTemperature After Curing\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px; text-align:left;\"\u003eMin. −10°C (14°F) \/ max. +110°C (230°F) in use\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color:#FFF3EB;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:bold; text-align:left; width:40%;\"\u003eAdhesion (1 h, CQ26)\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px; text-align:left;\"\u003eMarble 7 MPa · Granite 6 MPa · Quartz 8 MPa\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:bold; text-align:left; width:40%;\"\u003eUV Stability\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px; text-align:left;\"\u003eHigh stability in sunlight — low yellowing (ASTM D904)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color:#FFF3EB;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:bold; text-align:left; width:40%;\"\u003eColoring\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px; text-align:left;\"\u003eTint with polyester coloring pastes or metal oxides before adding hardener\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:bold; text-align:left; width:40%;\"\u003eFinish\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px; text-align:left;\"\u003eSmooth, glossy; easy to grind and polish\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color:#FFF3EB;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:bold; text-align:left; width:40%;\"\u003eSizes\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px; text-align:left;\"\u003e1 Quart, 1 Gallon, 5 Gallon\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:bold; text-align:left; width:40%;\"\u003eShelf Life\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px; text-align:left;\"\u003e12 months in original sealed containers stored at 18–25°C (64–77°F), away from heat, humidity and direct sunlight\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"dst-accordion-item\"\u003e\n    \u003cinput type=\"checkbox\" id=\"acc-tenax-gravity-vinyl-ester-knife-grade-extra-clea-features\" class=\"dst-accordion-toggle\"\u003e\n    \u003clabel for=\"acc-tenax-gravity-vinyl-ester-knife-grade-extra-clea-features\" class=\"dst-accordion-label\"\u003eFeatures \u0026amp; Benefits\u003c\/label\u003e\n    \u003cdiv class=\"dst-accordion-content\"\u003e\n\u003cul style=\"color:#231F20; font-size:14px; line-height:1.8; padding-left:20px;\"\u003e\n\u003cli\u003eExtra-clear vinyl ester — near-invisible, glossy seams for visible joints\u003c\/li\u003e\n\u003cli\u003eKnife-grade thixotropic body does not sag on vertical work after mixing\u003c\/li\u003e\n\u003cli\u003eFast gel (3.5–4.5 min) and tack-free in 20–35 min at 25°C — parts can be processed quickly, even in cool shops\u003c\/li\u003e\n\u003cli\u003eHigh UV stability and color retention — suitable for indoor and outdoor use\u003c\/li\u003e\n\u003cli\u003eCured glue grinds and polishes to a smooth, shiny surface\u003c\/li\u003e\n\u003cli\u003eTintable with polyester coloring pastes to match the stone\u003c\/li\u003e\n\u003c\/ul\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"dst-accordion-item\"\u003e\n    \u003cinput type=\"checkbox\" id=\"acc-tenax-gravity-vinyl-ester-knife-grade-extra-clea-apps\" class=\"dst-accordion-toggle\"\u003e\n    \u003clabel for=\"acc-tenax-gravity-vinyl-ester-knife-grade-extra-clea-apps\" class=\"dst-accordion-label\"\u003eApplications\u003c\/label\u003e\n    \u003cdiv class=\"dst-accordion-content\"\u003e\n\u003cp style=\"color:#231F20; font-size:14px; line-height:1.7;\"\u003eBonding, lamination, grouting and repair of marble, granite, quartz, agglomerates and ceramic — mitered edges, laminations and visible seams.\u003c\/p\u003e\n\u003col style=\"color:#231F20; font-size:14px; line-height:1.8; padding-left:20px;\"\u003e\n\u003cli\u003eMake sure the stone is clean, dry and free of dust. Shake or stir the product before use.\u003c\/li\u003e\n\u003cli\u003eTake only the amount needed; if tinting, add coloring paste first (judge the color after hardening; too much pigment can alter the glue’s properties).\u003c\/li\u003e\n\u003cli\u003eAdd 1–3% hardener paste (max 2% for best color) and mix vigorously — you have about 3.5–4.5 minutes before it gels at 25°C.\u003c\/li\u003e\n\u003cli\u003eNever return mixed glue to the container. Close the container after use.\u003c\/li\u003e\n\u003cli\u003eCut or polish after 25–40 minutes at 25°C; the glue must be applied above +5°C (41°F).\u003c\/li\u003e\n\u003c\/ol\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"dst-accordion-item\"\u003e\n    \u003cinput type=\"checkbox\" id=\"acc-tenax-gravity-vinyl-ester-knife-grade-extra-clea-docs\" class=\"dst-accordion-toggle\"\u003e\n    \u003clabel for=\"acc-tenax-gravity-vinyl-ester-knife-grade-extra-clea-docs\" class=\"dst-accordion-label\"\u003eDocumentation\u003c\/label\u003e\n    \u003cdiv class=\"dst-accordion-content\"\u003e\n\u003cul style=\"color:#231F20; font-size:14px; line-height:1.8; padding-left:20px;\"\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.tenax.it\/us\/wp-content\/uploads\/sites\/14\/2026\/05\/TENAX_Incollaggio-Gravity_rev.03_EN.pdf\" target=\"_blank\" style=\"color:#F15C22; font-weight:700;\"\u003eTechnical Data Sheet (PDF) →\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.tenax.it\/us\/products\/professional\/gravity\/\" target=\"_blank\" style=\"color:#F15C22; font-weight:700;\"\u003eManufacturer Product Page →\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/tenaxusa.com\/products\/gravity\" target=\"_blank\" style=\"color:#F15C22; font-weight:700;\"\u003eTenax USA Product Page →\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cp style=\"margin-top:24px; padding:14px 18px; background:#FFF8F3; border-left:4px solid #F15C22; color:#231F20; font-size:14px;\"\u003e\u003cem\u003eFor professional use only. Glue and hardener are chemicals — read the Safety Data Sheet and container label before use, and wear appropriate PPE.\u003c\/em\u003e\u003c\/p\u003e","brand":"Dynamic Stone Tools","offers":[{"title":"1 Quart","offer_id":68010651582739,"sku":"GRAVITY1QT","price":29.0,"currency_code":"USD","in_stock":true},{"title":"1 Gallon","offer_id":68010651615507,"sku":"GRAVITY1GAL","price":106.0,"currency_code":"USD","in_stock":true},{"title":"5 Gallon","offer_id":68010651648275,"sku":"GRAVITY17KG","price":400.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1006\/8233\/4483\/files\/Mockup-Gravity-1500-1024x1024.png?v=1794531670","url":"https:\/\/shopmanu.com\/products\/tenax-gravity-vinyl-ester-knife-grade-extra-clear-uv-stable-stone-adhesive","provider":"Manu","version":"1.0","type":"link"}