Fast-Setting Horizontal Concrete Repair Mortar - Ardex TRM™ 50LB

Structural Repair Mortar

ARDEX TRM™ Transportation Repair Mortar is a versatile, formable, pourable, and pumpable structural repair solution. It's a microsilica-enhanced, Portland cement-based mortar designed for repairing deteriorated concrete surfaces, whether above, on, or below grade, for both interior and exterior applications.

Features and Benefits

• Enhanced with microsilica for superior durability
• Fast-setting formula
• Ready for foot traffic in 2 hours, and vehicular traffic in 6 hours
• Ideal for overlays or full-depth repairs
• Simple application process
• Requires only water for mixing
• Can be applied at thicknesses from 1/2" to 4" (12.7 mm to 10.2 cm) and up to 8" (20.3 cm) when extended with aggregate
• Resistant to freeze-thaw cycles
• Suitable for commercial, institutional, and multi-unit residential repairs
• Designed for both exterior and interior concrete repairs

INSTALLATION

Mixing Ratio: 5 – 6 pints (2.37 – 2.84 L) of water per 50 lb. (22.7 kg) bag
Coverage: 0.4 cu. ft. per 50 lb. bag (0.01 m3 per 22.7 kg bag)
9.6 sq. ft. per 50 lb. bag at 1/2” (0.890 m2 per 22.7 kg bag at 12.7 mm)

PERFORMANCE

Compressive Strength (ASTM C109): 2 hours 3500 psi 245.0 kg/sq. cm; 3 hours 4500 psi 315.kg/sq. cm; 1 day 5750 psi 402.5 kg/sq. cm; 7 days 7500 psi 525.0 kg/sq. cm; 28 days 11500 psi 805.0 kg/sq. cm
Flexural Strength (ASTM C78): 7 days 850 psi 59.5 kg/sq. cm; 28 days 1100 psi 77.0 kg/sq. cm
Splitting Tensile Strength (ASTM C496): 7 days 550 psi 38.5 kg/sq. cm; 28 days 625 psi 43.75 kg/sq. cm
Modulus of Elasticity: 28 days 3.8 x 106 psi 2.7 x 105 kg/sq. cm
Direct Tensile Bond Strength (ASTM D4541): 28 days 240 psi 16.8 kg/sq. cm
Slant Shear Bond Strength (ASTM C882): 1 day 1250 psi 38.5 kg/sq. cm; 7 days 2000 psi 140.0 kg/sq. cm
Mortar (Max Scaled Material): 25 cycles .008 psf 14.0 kg/sq. cm; 50 cycles .01 psf 15.0 kg/sq. cm
Time of Setting (ASTM C191): Initial Set 10 min.; Final Set 15 min.
Length Change (ASTM C157, 28 days): In Water -0.002%; In Air -0.05%
Scaling Resistance / Visual Rating (ASTM C672): 25 cycles 1; 50 cycles 1
Pot Life / Working Time: 10 – 20 minutes
Time to Traffic: Foot 2 hours; Full, including rolling loads 6 hours
Coat or Seal (Minimum): 6 hours
Color: Gray
Packaging: 50 lb. (22.7 kg) Bag
Storage: Store in a cool dry area. Do not leave bags exposed to direct sunlight. Keep from freezing.
Shelf Life: 1 year, if unopened.

• Product Overview
• Tech Data Sheet
• Safety Data Sheet