Sika SikaEmaco 488CI 55lb Bag

SikaEmaco 488CI repair mortar is a one-component, shrinkage-compensated, fiber-reinforced product that contains an integral corrosion inhibitor. It can be applied vertically or overhead by low-pressure spraying or hand troweling.

Low-pressure sprayability improves placement speed and minimizes rebound for low waste
Sulfate-resistant and freeze/thaw durable for use in harsh environments
NSF/ANSI Std 61 certified for drinking water systems.

$44.11

SKU

20188

SikaEmaco 488 CI – Sprayable Structural Repair Mortar with Corrosion Inhibitor (55 lb Bag)

SikaEmaco 488 CI is a high-performance, one-component, fiber-reinforced repair mortar designed for vertical and overhead structural concrete repairs. It features shrinkage-compensation, low permeability, and a built-in corrosion inhibitor to protect embedded reinforcing steel. Ideal for harsh service environments such as marine structures, wastewater facilities, and lift stations, this sprayable mortar achieves high bond strength and excellent durability. SikaEmaco 488 CI is sulfate-resistant, freeze/thaw durable, and NSF/ANSI 61 certified for use in drinking water systems, making it an ideal choice for demanding repair applications where long-term integrity and protection are required.

Key Features:

Sprayable or hand-trowel application for vertical and overhead use
Integral corrosion inhibitor and fiber reinforcement
Shrinkage-compensated with low rebound for minimal waste
High early strength: 3,500 psi in 1 day; 9,000 psi in 28 days
Excellent bond strength without bonding agent
Very low chloride permeability and high freeze/thaw resistance
Sulfate-resistant and NSF/ANSI Std 61 certified for potable water systems
Single-component – just add potable water

Applications:

Vertical and overhead repairs in interior and exterior environments
Marine structures, lift stations, and water treatment facilities
Chloride-contaminated or corrosion-prone areas
Concrete, masonry, and brick substrate repairs
Drinking water system components

Technical Specifications:

Property	Value
Compressive Strength	1 Day: 3,500 psi; 7 Days: 6,600 psi; 28 Days: 9,000 psi
Flexural Strength	28 Days: 1,300 psi
Splitting Tensile Strength	28 Days: 900 psi
Bond Strength (Slant Shear)	28 Days: 3,000 psi
Modulus of Elasticity	5.0 x 10⁶ psi
Rapid Chloride Permeability	100–1,000 coulombs (very low)
Freeze/Thaw Durability	91% RDM at 300 cycles
Coverage	0.45 ft³ per 55 lb bag
Working Time	45 minutes
Set Time	Initial: < 4 hrs; Final: < 7 hrs

Frequently Asked Questions:

Can SikaEmaco 488 CI be applied overhead?
Yes, it is specifically designed for overhead and vertical structural repairs and can be applied by low-pressure spraying or trowel.

Is a bonding agent required?
No, SikaEmaco 488 CI achieves excellent bond strength without the need for a separate bonding agent.

Is this product certified for use in potable water applications?
Yes, it is NSF/ANSI 61 certified for use in drinking water systems.

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