Trowel-Grade Horizontal Concrete Repair Mortar - Ardex ERM™ 55LB Exterior Ramp Mortar

Exterior Ramp Mortar

The ARDEX ERM™ Exterior Ramp Mortar is a polymer-modified Portland cement-based structural repair mortar for the repair of deteriorated exterior and interior concrete. It has a corrosion inhibitor built-in to protect reinforcing steel.

Features and Benefits

• Integral corrosion inhibitor 
• Easy to apply
• Mixes with water only
• Installs from 1/4” – 2” (6 mm – 5.1 cm) neat and up to 8” (20.3 cm) when extended with aggregate
• Freeze-thaw resistant
• Suitable for normal service commercial, institutional and multi-unit residential applications
• Use for exterior and interior concrete repair

INSTALLATION:
Mixing Ratio: 6 1/2 pints (3.08 L) of water per 55 lb. (25 kg) bag
Coverage: 0.46 cu. ft. per 55 lb. bag (0.01 m3 per 25 kg bag); 22 sq. ft. per 55 lb. bag at 1/4”; (2.04 m2 per 25 kg bag at 6 mm)

PERFORMANCE:
Compressive Strength (ASTM C109): 7 days 7000 psi; 490 kg/sq. cm; 28 days 8200 psi; 574.0 kg/sq. cm
Flexural Strength (ASTM C293): 7 days 1200 psi; 84 kg/sq. cm; 28 days 1500 psi; 105 kg/sq. cm
Modulus of Elasticity ASTM C469): 28 days 3.67 x 106 psi; 2.6 x 105 kg/sq. cm
Length Change (ASTM C157): 7 days 0.06%; 28 days 0.08%
Rapid Chloride Permeability (ASTM C1202, 28 days): 820 coulombs
Pot Life / Working Time: 25 – 45 minutes
Time to Traffic: Light foot 2 – 4 hours; Normal foot 3 days; Full, including rolling loads 5 – 7 days
Coat or Seal (Minimum): 3 – 7 days
Color: Gray
Packaging: 55 lb. (25 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