Key Features
High-Strength Connection: Develops full tensile and compressive capacity of reinforcing bars.
Time-Efficient: Reduces on-site labor by up to 70% compared to traditional welding.
Weather-Resistant: Grouting can proceed in most ambient conditions (0–40°C).
Corrosion Protection: Sealed sleeve design prevents ingress of moisture/chlorides.
Quality Assurance: Visual grout inspection ports confirm complete cavity filling.
Technical Parameters
| Parameter | Standard Range | Heavy-Duty Option |
| Bar Diameter | Ø16mm – Ø40mm | Ø40mm – Ø60mm |
| Grout Compressive Strength | 85 MPa (7 days) | 100 MPa (7 days) |
| Sleeve Material | Ductile Iron / Structural Steel | Structural Steel (Q355) |
| Tensile Capacity | 420 MPa – 550 MPa | 550 MPa – 800 MPa |
| Grout Type | Non-shrink, ASTM C1107 | Non-shrink, ASTM C1107 |
| Cover Thickness | ≥20mm | ≥25mm |
| Operating Temp. Range | -30°C to +80°C | -40°C to +100°C |
*Complies with: EN 1992, ACI 318, ISO 15835, and PCI MNL-135.*
Applications
Precast Structural Frames:
Column-to-foundation, column-to-column, and beam-to-column joints.
Tilt-Up Construction:
Wall panel connections and lifting inserts.
Infrastructure Projects:
Bridge girders, tunnel segments, and retaining walls.
Industrial & Commercial Buildings:
Seismic-resistant joints in parking structures, warehouses, and high-rises.
Modular Construction:
Rapid inter-module connections for volumetric units.
Installation Workflow
Embed Sleeves: Cast sleeves into precast elements during fabrication.
Align Elements: Position on-site; insert rebar from adjoining element.
Grout Injection: Pump flowable grout through inlet port until outlet port confirms fill.
Cure: Achieves handling strength in 1–3 hours (full strength in 24–48 hrs).
Advantages vs. Traditional Methods
| Factor | PrecisionLock™ Sleeve | Welding/Mechanical Couplers |
| Speed | ⭐⭐⭐⭐⭐ (5x faster) | ⭐⭐ |
| Labor Skill | Low (grouting) | High (certified welders) |
| Weather Impact | Minimal (no open flames) | High (rain/wind delays) |
| Quality Control | Consistent (factory-tested) | Variable (site-dependent) |
Sustainability Benefits
Reduced CO₂: Eliminates welding fumes/cutting.
Material Efficiency: 30% less steel vs. welded plates.
Waste Minimization: No spark/grinding debris.
Contact Us: For project-specific engineering support, grout specifications, or ASTM/EN test reports.
Customization Available: Sleeve configurations for complex rebar layouts or seismic zones.
TAG:
Sleeve Grout for Prefabricated Connections
Sleeve Grout for Prefabricated Connections
Share to:
Category:
Related Products
Message
If you have any suggestions, please leave a message or send us an email. We’ll get back to you as soon as possible after receiving your message or email.
Quick Link
Phone : +8613043668669
Email : l672839203@outlook.com
Address : No. 16 Changning Road, Changshou, Zhouzhuang Town, Jiangyin City
SEND AN INQUIRY
If you have any questions, please contact us!