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High Modulus High Strength Structura Epoxy Paste Adhesive

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From: $83.57


Sikadur 31 Hi-Mod Gel, is a 2-component, 100% solids, solvent-free, moisture-tolerant, high-modulus, high strength, structural epoxy paste adhesive.

It conforms to the current ASTM C-881, Types I and IV, Grade-3, Class-B/C and AASHTO M-235 specifications.

Where to Use

  • Structural bonding of concrete, masonry, metals, wood, etc. to a maximum glue line of 1 ⁄8 in. (3 mm).
  • Grout bolts, dowels, and pins.
  • Seals cracks and around injection ports prior to pressure-injection grouting.
  • Interior, vertical, and overhead repair of concrete as an epoxy mortar binder.
  • As a pick-proof sealant around windows, doors, lock-ups etc. inside correctional facilities.


  • Meets physical requirements of ASTM C-881 Types I, II & IV, Grade 3, Classes B & C.
  • Suitable for potable water contact, meets NSF/ANSI Standard 61.
  • Excellent adhesion to concrete, masonry, metals, wood, and most structural materials.
  • Paste consistency ideal for vertical and overhead repair of concrete.
  • Fast-setting and strength-producing adhesive.
  • Convenient easy mix ratio A:B = 1:1 by volume.


1 gal. yields 231 cu. in. (3,785 cm3 ) of epoxy paste adhesive. 1 gal. (3.8 L) mixed with 1 gal. (3.8 L) by loose volume of oven-dried aggregate yields approximately 346 cu. in. (5,670 cm3 ) of epoxy mortar

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Sikadur 31 Hi Mod Gel

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