Sika Sikadur 31 Hi Mod Gel 3 Gal

Sikadur 31 Hi-Mod Gel, is a 2-component, 100 % solids, solvent-free, moisture-tolerant, high-modulus, high strength, structural epoxy paste adhesive. Excellent adhesion to concrete, masonry, metals, wood, and most structural materials.

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.
Suitable for potable water contact, meets NSF/ANSI Standard 61.

$388.43

Availability: Out of stock

Must Ship via LTL

SKU

15585

Sika Sikadur 31 Hi-Mod Gel – High-Strength Epoxy Paste Adhesive

Sika Sikadur 31 Hi-Mod Gel is a two-component, 100% solids, moisture-tolerant, high-modulus, high-strength epoxy paste adhesive. Designed for structural bonding, crack sealing, anchoring, and overhead repairs, this fast-setting epoxy meets ASTM C-881, Types I, II & IV, Grade 3, Classes B & C. Its non-sag consistency makes it ideal for vertical and overhead applications, while its superior adhesion allows bonding to concrete, masonry, steel, and wood. Sikadur 31 Hi-Mod Gel also functions as a pick-proof sealant for correctional facilities and is NSF/ANSI Standard 61 certified for potable water applications.

Key Features:

High-strength epoxy paste adhesive for structural bonding
Moisture-tolerant before, during, and after cure
Non-sag consistency for vertical and overhead applications
Meets ASTM C-881 and AASHTO M-235 specifications
Fast-setting with high early and ultimate strength
NSF/ANSI Standard 61 certified for potable water contact
Can be used as a pick-proof sealant for security applications
Easy 1:1 mix ratio for simple and efficient application

Technical Specifications:

Property	Value
Compressive Strength (1 day)	13,000 psi (89.6 MPa)
Compressive Strength (7 days)	15,000 psi (103.4 MPa)
Compressive Strength (28 days)	16,000 psi (110.3 MPa)
Flexural Strength (7 days)	6,100 psi (42.0 MPa)
Tensile Strength (7 days)	3,300 psi (22.7 MPa)
Shear Strength (7 days)	4,600 psi (31.7 MPa)
Modulus of Elasticity (Compression)	795,000 psi (5,485 MPa)
Tensile Adhesion Strength (Concrete to Concrete, 14 days)	2,900 psi (20.0 MPa)
Coverage	231 cubic inches per gallon
Pot Life (73°F, 500g mass)	60 minutes

Frequently Asked Questions:

What is Sika Sikadur 31 Hi-Mod Gel used for?
It is used for structural bonding, anchoring, crack sealing, overhead and vertical concrete repairs, and as a pick-proof sealant.

Can this product be used in wet conditions?
Yes, Sikadur 31 Hi-Mod Gel is moisture-tolerant before, during, and after cure, making it ideal for damp environments.

What is the maximum glue line thickness?
The maximum allowable glue line thickness is 1/8 inch (3 mm).

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