AT-XP® High-Strength Acrylic Adhesive
Strong-Rod™ URS Components
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Formulated for high-strength anchorage of threaded rod and rebar into cracked and uncracked concrete and masonry under a wide range of conditions, AT-XP® adhesive dispenses easily in cold or warm environments and in below-freezing temperatures with no need to warm the cartridge. When mixed properly, this low-odor formula is a dark teal color for easy post-installation identification.
Key Features
- Passed the demanding ICC-ES AC308 adverse-condition tests pertaining to reduced and elevated temperatures and long-term sustained loads
- Code listed under the IBC/IRC for cracked and uncracked concrete per IAPMO UES ER-263 and City of L.A. RR25960
- Code listed under the IBC/IRC for masonry per IAPMO UES ER-281 and City of L.A. RR25966
- 10:1 two-component high-strength, acrylic-based anchoring adhesive
- Suitable for use under static and seismic loading conditions in cracked and uncracked concrete as well as masonry
- Easy hole-cleaning procedure – no power-brushing required
- Suitable for use in dry or water-saturated concrete
- For best results, store between 14°F and 80°F
- Cures in substrate temperatures as low as 14°F (–10°C) in 24 hours or less
- Available in 9.4 oz., 12.5 oz. and 30 oz. cartridges for application versatility
- Volatile Organic Compound (VOC) – 30 g/L
- Manufactured in the USA using global materials
| Model No. | Option | Packaging Qty. | Carton Qty. | Compatible Tools |
|---|---|---|---|---|
| AT-XP10 | 9.4 oz. coaxial cartridge | 1 | 6 | CDT10S dispensing tool / AMN19Q mixing nozzle |
| AT-XP13 | 12.5 oz. side-by-side cartridge | 1 | 10 | ADT813S dispensing tool / AMN19Q mixing nozzle |
| AT-XP30 | 30 oz. side-by-side cartridge | 1 | 5 | ADT30S, ADTA30P or ADTA30CKT dispensing tool / AMN19Q mixing nozzle |
Applications
- Threaded rod anchoring and rebar doweling into concrete and masonry
- Suitable for horizontal, vertical and overhead applications
Color
Resin — black-green, initiator — white. When properly mixed, adhesive will be a uniform teal color.
Storage Conditions
For best results store between 14°F–80°F (-10°C–27°C). Partially used cartridges can be stored for a limited time by leaving nozzle in place. To re-use, attach new nozzle.
Shelf Life
12 months from date of manufacture in unopened container.Installation
- Surfaces to receive adhesive must be clean.
- Base material temperature must be 14°F or above at the time of installation. For best results, material should be 14–80°F at time of application.
- To warm cold material, store cartridges in a warm, uniformly heated area or storage container. Do not immerse cartridges in water to facilitate warming.
- Mixed material in nozzle can harden in 3–4 minutes at temperatures of 70°F and above.
Caution
Use only Simpson Strong-Tie® mixing nozzles in accordance with Simpson Strong-Tie instructions. Modification or improper use of mixing nozzle may impair AT-XP adhesive performance.
Clean Up
Uncured material — Wipe up with cotton cloths. If desired, approved solvents, such as ketones (MEK, acetone, etc.), lacquer thinner, or adhesive remover can be used. DO NOT USE SOLVENTS TO CLEAN ADHESIVE FROM SKIN. Take appropriate precautions when handling flammable solvents. Solvents may damage surfaces to which they are applied. Cured material — Chip or grind off surface.
Suggested Specifications
Anchoring adhesive shall be a two-component, high-solids, acrylic-based system supplied in manufacturer's standard cartridge and dispensed through a static-mixing nozzle supplied by the manufacturer. The adhesive anchor shall have been tested and qualified for performance in cracked and uncracked concrete per ICC-ES AC308. Adhesive shall be AT-XP™ adhesive from Simpson Strong-Tie, Pleasanton, CA. Anchors shall be installed per Simpson Strong-Tie instructions for AT-XP adhesive. For additional questions, contact Simpson Strong-Tie.
Cure Schedule
| Base Material Temperature °F | Base Material Temperature °C | Cure Time |
|---|---|---|
| For water-saturated concrete, the cure times must be doubled. | ||
| 14 | -10 | 24 hrs. |
| 32 | 0 | 8 hrs. |
| 50 | 10 | 3 hrs. |
| 68 | 20 | 1 hr. |
| 86 | 30 | 30 min. |
| 100 | 38 | 20 min. |
Codes
- IAPMO UES ER-263 (Cracked and Uncracked Concrete) — also en Español
- IAPMO UES ER-281 (Masonry)
- City of Los Angeles RR25960 (Cracked and Uncracked Concrete)
- City of Los Angeles RR25966 (Masonry)
- State of Florida FL16230
- NSF/ANSI Standard 61 (43.2 in2/1000 gal)
- Multiple DOT Approvals
Related Links
Related Literature
-
Anchoring and Fastening Systems for Concrete and Masonry Catalog 2016-2017C-A-2016C-A-2016 is a 2-year, 340-page catalog detailing Simpson Strong-Tie products used for anchoring into concrete and masonry. Updates include new anchor products within adhesives and mechanical anchors.Catalog -
Sistemas de anclaje y sujeción para concreto y mampostería 2016-2017C-A-2016SPEl catálogo C-A-2016SP de 340 páginas proporciona información detallada de anclajes Simpson Strong-Tie para concreto y mampostería, incluidos nuevos productos de anclaje adhesivo y anclaje mecánico.Catalog -
2016 - 2017 Product Guide - Anchoring and Fastening SystemsS-A-PG16The 2016 Product Guide for Anchor & Fastening Systems provides information on adhesive and mechanical anchors, as well as direct fastening, carbide and restoration products.Product Guide -
Deck Connection and Fastening GuideF-DECKCODE17A guide to recognizing deck deficiencies and building safer, stronger, longer-lasting outdoor deck structures.Product Guide -
High Wind-Resistant Construction Application GuideF-C-HWRCAG16The newly updated High Wind-Resistant Construction Application Guide offers new applications, updated loads, as well as more fastening information that is used to resist high-wind.Product Guide -
2016-2017 Guía de productos - Sistemas de anclaje y sujeciónS-A-PG16SPGuía de productos para sistemas de anclaje y sujeción S-A-PG16SP, con 236 páginas de información sobre anclajes mecánicos y adhesivos, y productos de sujeción directa, de carburo y de restauración.Flier -
Soft-Story Retrofit GuideF-L-SSRG18A design guide on soft-story retrofits, including soft-story design codes and requirements, retrofit solutions and design tools.Flier -
Soft-Story Retrofit Solutions for Los AngelesF-L-22LASSR16A flier offering a variety of Simpson Strong-Tie state-of-the-art structural solutions specifically designed for soft-story retrofits for the recent Los Angeles soft-story retrofit mandate.Flier -
Soft-Story Retrofit Solutions for Northern CaliforniaF-L-20NCSSR17A flier offering a variety of Simpson Strong-Tie state-of-the-art structural solutions specifically designed for soft-story retrofits for the recent Northern California soft-story retrofit mandate.Flier -
Installer's Pocket GuideS-C-INSTALL16S-C-INSTALL16 is a guide featuring updated products, new color illustrations and easier navigation. Some popular structural fastening and anchoring products have also been added.Installation Guide -
Code-Compliant Sill Plate Anchorage SolutionsT-A-SILPLANCH18A technical bulletin providing sill plate anchorage solutions for engineered and prescriptive applications into concrete and grout-filled concrete masonry units.Technical Bulletin -
Volatile Organic Compound (VOC)T-A-VOC18A technical bulletin providing information regarding Simpson Strong-Tie anchor adhesive products' VOC grams/liter measurements.Technical Bulletin -
Anchoring Solutions for Simpson Strong-Tie® Connectors in Wind and Low-Seismic RegionsT-ANCHORSPEC12A cross-reference to help evaluate the anchorage solution options for Simpson Strong-Tie holdowns, tension ties and post bases. Extensive details included for various foundation types.Technical Bulletin -
AT-XP and SET-XP for Anchorages to Grout-Filled Concrete Masonry WallsL-A-XPCMUSUB18Substitution of AT-XP for AT adhesive, or SET-XP for SET adhesive, for anchorages to grout-filled concrete masonry walls.Engineering Letter -
Coil Threaded Rod Installed with SET-XP® and AT-XP® Anchoring Adhesives into Cracked and Uncracked ConcreteL-A-COILTHRD17This letter addresses the use of coil threaded rods with SET-XP and AT-XP anchoring adhesives.Engineering Letter -
Epoxy-Coated Rebar with SET-XP®, AT-XP® and ET-HP®L-A-EPXYCTDRB17Epoxy-coated reinforcing bar installed with SET-XP, AT-XP and ET-HP anchoring adhesives into cracked and uncracked concrete. (For ACI 318-14 Chapter 17/ACI 318-11 Appendix D anchorage design.)Engineering Letter -
Substitution of AT-XP® for AT, or SET-XP® for SET, for Anchorages to ConcreteL-A-XPSUBST18This letter provides AT-XP and SET-XP substitution information for anchorages to concrete.Engineering Letter -
Tension Performance of Post-Installed Anchors Adjacent to Abandoned HolesL-A-ABANHOLE17This letter is intended to address the performance of Simpson Strong-Tie® post-installed concrete anchors in normal-weight concrete when installed adjacent to holes that have been abandoned.Engineering Letter -
Sustituir el AT con AT-XP® o el SET con SET-XP® para anclajes en concretoL-A-XPSUBST18SPThis letter provides AT-XP and SET-XP substitution information for anchorages to concrete. (Spanish version)Engineering Letter -
Anchoring Adhesive Buy American Provision ComplianceL-A-BUYUSAADH17Simpson Strong-Tie® anchoring adhesives compliance with Buy American provisions.Engineering Letter -
Safety Data Sheet for AT-XP®SDS-AT_XP-NA-ENGIntended to provide information for use in workplace chemical management; information such as physical properties; hazards; protective measures; precautions for handling, storing, and transportation.SDS -
Ficha de Datos de Seguridad para AT-XP®SDS-AT_XP-NA-ESDiseñado para dar información útil en la gestión de químicos en el lugar de trabajo; p.ej. propiedades físicas; riesgos; medidas de protección; precauciones para manejo, almacenamiento y transporte.SDS -
Fiche de Données de Sécurité pour AT-XP®SDS-AT_XP-NA-FRCAPrévu pour fournir de l’information sur la gestion des produits chimiques au travail comme propriétés physiques, dangers, mesures de protection et précautions de manipulation, stockage et transport.SDS -
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Load Tables
| Anchor Diam. (in.) | Center of Interior Thickened Slab | Edge of Turned Down Slab or Stemwall | Edge of Elevated Slab | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Embed. Depth (in.) | Min. End Dist. (in.) | Min. Concrete Thick. (in.) | AT-XP | Embed. Depth (in.) | Min. Concrete Thick. (in.) | Min. End Dist. (in.) | AT-XP | Embed. Depth (in.) | Min. Concrete Thick. (in.) | Min. End Dist. (in.) | AT-XP | |||
| 1¾ Edge Dist. | 2¾ Edge Dist. | 1¾ Edge Dist. | 2¾ Edge Dist. | |||||||||||
| 3/8 | 3 | 8 | 4.875 | 2,109 | 7 | 8.875 | 8 | 2,605 | 2,733 | 6 | 10 | 8 | 2,461 | 3,122 |
| 5 | 8 | 6.875 | 3,394 | 7 | 8.875 | 12 | 2,871 | 3,035 | 7 | 12 | 12 | 2,871 | 3,642 | |
| 1/2 | 4 | 8 | 6.500 | 3,568 | 8.5 | 11.000 | 8 | 2,605 | 2,733 | 6 | 10 | 8 | 2,727 | 3,273 |
| 5 | 8 | 7.500 | 4,460 | 8.5 | 11.000 | 12 | 3,099 | 3,204 | 7 | 12 | 12 | 3,181 | 3,819 | |
| 5/8 | 5 | 8 | 8.125 | 3,786 | 9.5 | 12.625 | 8 | 2,605 | 2,733 | 6 | 10 | 8 | 2,982 | 3,460 |
| 6 | 8 | 9.125 | 4,544 | 9.5 | 12.625 | 12 | 3,099 | 3,204 | 8 | 12 | 12 | 3,976 | 4,613 | |
| 3/4 | 6 | 8 | 9.750 | 3,813 | 10.5 | 14.250 | 8 | 2,605 | 2,733 | 6 | 10 | 8 | 3,039 | 3,448 |
| 8 | 8 | 11.750 | 4,721 | 10.5 | 14.250 | 12 | 3,099 | 3,204 | 8 | 12 | 12 | 4,403 | 4,994 | |
| Anchor Diam. (in.) | Center of Interior Thickened Slab | Edge of Turned Down Slab or Stemwall | Edge of Elevated Slab | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Embed. Depth (in.) | Min. End Dist. (in.) | Min. Concrete Thick. (in.) | AT-XP | Embed. Depth (in.) | Min. Concrete Thick. (in.) | Min. End Dist. (in.) | AT-XP | Embed. Depth (in.) | Min. Concrete Thick. (in.) | Min. End Dist. (in.) | AT-XP | |||
| 1¾ Edge Dist. | 2¾ Edge Dist. | 1¾ Edge Dist. | 2¾ Edge Dist. | |||||||||||
| 3/8 | 3 | 8 | 4 7/8 | 1,265 | 7 | 8 7/8 | 8 | 1,565 | 1,640 | 6 | 10 | 8 | 1,475 | 1,875 |
| 5 | 8 | 6 7/8 | 2,035 | 7 | 8 7/8 | 12 | 1,725 | 1,820 | 7 | 12 | 12 | 1,725 | 2,185 | |
| 1/2 | 4 | 8 | 6 1/2 | 2,140 | 8 1/2 | 11 | 8 | 1,565 | 1,640 | 6 | 10 | 8 | 1,635 | 1,965 |
| 5 | 8 | 7 1/2 | 2,675 | 8 1/2 | 11 | 12 | 1,860 | 1,920 | 7 | 12 | 12 | 1,910 | 2,290 | |
| 5/8 | 5 | 8 | 8 1/8 | 2,270 | 9 1/2 | 12 5/8 | 8 | 1,565 | 1,640 | 6 | 10 | 8 | 1,790 | 2,075 |
| 6 | 8 | 9 1/8 | 2,725 | 9 1/2 | 12 5/8 | 12 | 1,860 | 1,920 | 8 | 12 | 12 | 2,385 | 2,770 | |
| 3/4 | 6 | 8 | 9 3/4 | 2,290 | 10 1/2 | 14 1/4 | 8 | 1,565 | 1,640 | 6 | 10 | 8 | 1,825 | 2,070 |
| 8 | 8 | 11 3/4 | 2,835 | 10 1/2 | 14 1/4 | 12 | 1,860 | 1,920 | 8 | 12 | 12 | 2,640 | 2,995 | |
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