3-2-1
Purpose:
3-2-1 is designed to provide a textured patching material for thin surface repairs, coating and restoration applications. 3-2-1 exhibits superior workability by maintaining a smooth, creamy consistency for easy troweling, rubbing or spreading. 3-2-1 has superior bond strength to the substrate and contains no gypsum.
Packaging:
50 lb bag
Uses:
3-2-1 is ideal for:
- Resurfacing, rubbing and finishing of precast and tilt-up concrete products
- Cementitious rub for defective concrete formwork
- Refinish old, vertical concrete surfaces
- Bridge beams, wing walls, abutments, columns and structural surface repair
- Fill in pits, voids and defects in concrete, masonry, plaster, sheetrock or wood
- Can be applied in applications from feather edge to 1/8" thickness
Physical Properties
Compressive Strength (ASTM C109)
|
1 Day |
3 Days |
7 Days |
28 Days |
|---|---|---|---|
|
1,100 psi |
2,000 psi |
2,800 psi |
4,000 psi |
Rate of Set (ASTM C266)
|
Working Time |
Initial |
Final |
|---|---|---|
|
1:30 |
3:00 |
5:00 |
Product Standards & Approvals
|
Standards |
Section Number |
|---|---|
|
N/A |
03 01 00 MAINTENANCE OF CONCRETE |