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Dayton Superior HD 50 Concrete Repair
HD 50 is a fast setting, fiber reinforced, latex-modified, heavy duty, one component concrete repair material requiring only water to mix and apply. HD 50 is a cement based compound having similar characteristics to normal portland cement mixes and is compatible with portland cement concrete.
- Can be opened to use or traffic within 60 minutes.
- High compressive strength quickly – over 2,000 psi in one hour.
- Resists salt penetration and damage from freeze/thaw cycles.
$46.70
SKU
14796
Dayton Superior HD 50 – Heavy Duty Concrete Repair Mortar (50lb Bag)
Dayton Superior HD 50 is a rapid-setting, fiber-reinforced, latex-modified repair mortar designed for fast-turnaround concrete patching. This one-component, cement-based material delivers over 2,000 psi compressive strength in one hour and can be opened to traffic or coated in as little as 60 minutes. Engineered for horizontal, vertical, and overhead repairs, HD 50 is compatible with Portland cement concrete and meets ASTM C-928 standards for very rapid hardening cementitious repair materials.
Key Features:
- Traffic-ready in 60 minutes
- Over 2,000 psi compressive strength in one hour
- 7,500 psi at 28 days
- Compatible with Portland cement concrete
- Non-corrosive and chloride-free
- High durability in freeze/thaw environments
- Can be epoxy-coated in as little as 4 hours
- Extendable with pea gravel for deep repairs
Applications:
- Concrete highways and bridge decks
- Parking structures and loading docks
- Airport runways and freezer rooms
- Warehouse and industrial floors
- Horizontal, formed vertical, and overhead repairs
Technical Specifications:
| Test | Result |
|---|---|
| Compressive Strength (1 hr) | 2,000 psi |
| Compressive Strength (28 days) | 7,500 psi |
| Slant Shear Bond Strength (1 day) | 2,000 psi |
| Scaling Resistance (ASTM C-672) | No scaling at 25 cycles |
| Freeze/Thaw Resistance (ASTM C-666) | No loss after 300 cycles |
| Initial Set | 15–20 minutes |
| Final Set | 25–30 minutes |
| Yield | 0.42 cu. ft. per 50 lb bag |
| Extended Yield | 0.60 cu. ft. with 60% pea gravel |
Frequently Asked Questions:
How soon can the area be reopened to traffic?
Surfaces can be reopened to use or traffic in as little as 60 minutes after placement.
Can HD 50 be coated with epoxy?
Yes. It can be coated in as little as 4 hours, depending on moisture conditions.
Is HD 50 compatible with standard concrete?
Yes. It is compatible with Portland cement concrete and uses similar chemistry.
What is the mix water requirement?
6.5 pints (3.07 L) per 50 lb bag.
| Brand | Dayton Superior |
|---|---|
| Manufacturer | Dayton Superior |
