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Master Builders MasterEmaco T 545HT Repair Mortar

Master Builders MasterEmaco T 545HT 50lb Bag

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Master Builders MasterEmaco T 310CI 55lb Bag

Master Builders MasterEmaco T 545DOT 50lb Bag

MasterEmaco T 545DOT is a one-component magnesium phosphate-based patching and repair mortar. This concrete repair and anchoring material has a minimum initial set time of 15 minutes and a minimum final set time of 25 minutes @ 70° F and takes rubber tire traffic in 45 minutes.

  • Reaches 2,000 psi compressive strength in 1 hour to rapidly return repairs to service
  • Wide temperature use range from below freezing to hot weather exposures
  • Very low drying shrinkage for improved bond to concrete for repair and anchoring applications
$92.96
SKU
20156

MasterEmaco T 545DOT - Rapid-Setting Concrete Repair Mortar

MasterEmaco T 545DOT is a high-performance, one-component magnesium phosphate-based repair mortar designed for rapid-strength development and durable repairs in high-traffic and critical environments. With a compressive strength of 2,000 psi in just one hour and the ability to handle rubber tire traffic in 45 minutes, this mortar is perfect for both interior and exterior concrete repairs. Resistant to freeze/thaw cycles, deicing chemicals, and sulfate exposure, MasterEmaco T 545DOT offers unmatched reliability for demanding infrastructure applications.


Key Features:

  • Rapid strength gain: 2,000 psi in 1 hour
  • Minimal shrinkage and superior bond to concrete substrates
  • Freeze/thaw resistance and deicing chemical tolerance
  • Wide temperature application range, from below freezing to hot weather
  • Air cure only; no wet curing compounds required
  • High sulfate resistance for long-lasting repairs

Applications:

  • Partial and full-depth concrete repairs
  • Structural repairs in bridges, roads, and airports
  • Grouting applications for anchor bolts, rebar, and dowels
  • Repairing horizontal and vertical formed concrete surfaces
  • Interior and exterior use

Technical Specifications:

Specification Details
Compressive Strength (1 Hour) 2,000 psi (13.8 MPa)
Compressive Strength (24 Hours) 5,200 psi (35.9 MPa)
Flexural Strength (24 Hours) 525 psi (3.6 MPa)
Yield per Bag 0.39 ft³
Initial Set Time 15 minutes
Final Set Time 25 minutes
VOC Content 0 g/L


Frequently Asked Questions:

How quickly can MasterEmaco T 545DOT handle traffic?
This product is traffic-ready for rubber tires within 45 minutes of application.

Does it require wet curing?
No, MasterEmaco T 545DOT is air-cured and does not require wet curing.

More Information
BrandMaster Builders
ManufacturerMaster Builders