Sika 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.
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, lockups 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.