SpecChem SpecPoxy Binder
SpecChem SpecPoxy Binder
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Contractor Overview
SpecPoxy Binder is a two-component epoxy system. ASTM 881 Compliant Low-Mod, Epoxy Binder/Adhesive SpecPoxy Binder is a two-component, multi-purpose, low-modulus, moisture-tolerant epoxy binder adhesive. It meets ASTM C881 requirements and can be used as a multilayer, waterproof, skid-resistant polymer overlay system for bridges and parking decks.
Best For
- Structural bonding and adhesive work
- Concrete repair bonding
- Commercial epoxy applications
Key Features
- Meets ASTM C881 requirements and can be used as a multilayer, waterproof, skid-resistant polymer overlay system for bridges and parking decks
- Meets ASTM C881 requirements
- Solvent-free and offers flexibility to sustain movement due to thermal changes
- Moisture-tolerant epoxy binder adhesive
- Moisture Tolerant: Can be applied in damp conditions
Material & Application Notes
It meets ASTM C881 requirements and can be used as a multilayer, waterproof, skid-resistant polymer overlay system for bridges and parking decks. Waterproof/Skid-Resistant Surfaces: Creates impermeable surfaces that are also shock-absorbing.
Why Contractors Choose It
Contractors choose SpecPoxy Binder when bonding strength, placement consistency, and the right epoxy chemistry matter to the repair or installation.

Application
Surface Preparation
- Cleaning the Surface:Ensure surfaces are clean, dry, and free from oil, grease, dirt, laitance, curing compounds, and other foreign materials. Achieve optimal adhesion by creating a roughened, open profile through shotblasting or mechanical abrasion. Vacuum thoroughly to remove dust and debris.
Mixing and Application
- Mixing SpecPoxy Binder:Do not thin with solvents. Ensure air, material, and surface temperatures are at least 40°F. Precondition materials to 75°F for easier mixing. Mix 1 part of Part A with 1 part of Part B using a low-speed drill and Jiffy mixer for three minutes.
- Epoxy Mortar Preparation:Gradually add 3.5 to 5 parts of clean, dry silica sand to 1 part of mixed SpecPoxy Binder, ensuring the sand is fully wetted by the epoxy. Apply a neat coat of SpecPoxy Binder as a primer to the prepared substrate, then trowel or screed the epoxy mortar while the primer is tacky.
- Broadcast Overlays:Apply neat SpecPoxy Binder with a 3/16” notched squeegee at approximately 75-100 sq ft per gallon. Broadcast clean, dry aggregate over the binder after it has leveled out, then remove excess aggregate after curing.
Packaging
Available in 1 gallon units, 2 gallon units, and 10 gallon units.
Shelf Life
- Storage:Store in original tightly closed containers.
- Duration:Shelf life is two years from the date of manufacture when stored properly.
Standards
- ASTM Compliance:ASTM C 881 Type III, Grade 1, Class B & C
