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Five Star Underwater High-Strength Grout 50lb Bag
Five Star Cementitious Underwater High-Strength Grout is an underwater pump grade, cement-based, non-shrink grout for pile restoration and similar applications. Exhibits positive expansion for shrink compensation.
- Salt and Seawater Resistant
- Non-Ferrous, Non-Corrosive
- Non-Shrink from Time of Placement
$36.90
Five Star Cementitious Underwater High-Strength Grout
Five Star Cementitious Underwater High-Strength Grout is a pump-grade, cement-based, non-shrink grout for pile restoration and submerged structures. Anti-washout additives keep the mix cohesive underwater, while migrating corrosion inhibitors and saltwater resistance protect jackets and piles. Place by tremie, pump, or pour from 1 inch to 6 inches with about 60 minutes of working time at 70°F.
Key Features
- Place by tremie, pump, or pour
- Anti-washout additives for underwater cohesiveness
- Non-shrink from the time of placement
- Salt and seawater resistant
- Non-ferrous, non-corrosive formulation
- Migrating corrosion inhibitors
Applications
- Pile repair, rehabilitation, and restoration
- Pile jacket fill material
- Grouting underwater structures
- Freshwater, saltwater, or brackish exposure
- Installation of anchors and dowels
Technical Specifications
| Property | Value |
|---|---|
| Type | Cement-based non-shrink underwater grout |
| Working time at 70°F (21°C) | 60 minutes |
| Placement depth | 1 in to 6 in |
| Compressive strength (1 / 7 / 28 day) | 3,500 / 8,000 / 9,000 psi |
| Bond strength at 28 days | 2,000 psi |
| Early height change | Positive expansion |
| Modulus of elasticity at 28 days | 5,200 ksi (with 60% pea gravel) |
| Mixing water | 4-4.25 qt per 50 lb bag |
| Yield | Approx. 0.43 ft³ per 50 lb bag |
| Placement temperature | 40°F to 95°F |
Product documents: Cementitious Underwater High-Strength Grout Technical Data Sheet
Frequently Asked Questions
Is Five Star Cementitious Underwater High-Strength Grout used as a pile jacket fill?
Yes. Five Star Cementitious Underwater High-Strength Grout is an underwater pump-grade, cement-based, non-shrink grout for pile restoration and as pile jacket fill.
Can Five Star Cementitious Underwater High-Strength Grout be placed by tremie, pump, or pour?
Yes. Five Star Cementitious Underwater High-Strength Grout can be placed by tremie, pump, or pour.
Does Five Star Cementitious Underwater High-Strength Grout resist salt and seawater?
Yes. Five Star Cementitious Underwater High-Strength Grout is salt- and seawater-resistant and is used in freshwater, saltwater, or brackish exposure.
Does Five Star Cementitious Underwater High-Strength Grout include anti-washout additives?
Yes. Five Star Cementitious Underwater High-Strength Grout includes anti-washout additives so it stays cohesive underwater.
How strong is Five Star Cementitious Underwater High-Strength Grout at one day?
Five Star Cementitious Underwater High-Strength Grout typically reaches about 3,500 psi at one day and about 9,000 psi at 28 days.
Can Five Star Cementitious Underwater High-Strength Grout be used for anchors and dowels?
Yes. Five Star Cementitious Underwater High-Strength Grout is used for installation of anchors and dowels as well as grouting underwater structures.
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