SpecChem SC Precision Grout
SpecChem SC Precision Grout
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Contractor Overview
SC Precision Grout is a non-shrink, non-metallic, high-flow cement-based grout. Non-shrink non-metallic grout SC Precision Grout is a high-flow, non-shrink, non-metallic, cement-based grout engineered for precision grouting applications. Its formula accommodates a wide range of grouting applications, from plastic to fluid consistencies, through controlled, positive expansion.
Best For
- High-flow precision grouting
- Machine bases and equipment plates
- Structural grouting under base plates
- Applications requiring effective load bearing
Key Features
- High-flow grout
- Non-shrink, non-metallic cement-based formulation
- Controlled positive expansion
- Formulated from plastic to fluid consistency
Material & Application Notes
Remove dirt, oil, loose material, and rust from contact surfaces. Saturate concrete to SSD condition where possible and provide forms that permit continuous grout placement.
Why Contractors Choose It
Contractors choose SC Precision Grout when placement needs high flow and bearing support under equipment, plates, and precision grouting conditions.

Application
Surface Preparation
- Clean the Area:Thoroughly clean the surface of all dirt, oil, and loose or foreign material. Ensure any metal in contact with the grout is free from rust, oil, grease, and other substances that could impair bonding.
- Ensure Surface Readiness:The concrete surface must be sound and roughened to improve bonding. Achieve a saturated surface dry (SSD) condition if possible for an hour before grouting, removing all excess water beforehand.
- Secure Equipment:Bolts, base plates, and equipment must be securely fixed and rigid to prevent any movement during the placement of grout.
- Temperature Control:Condition all materials and surfaces in contact with the grout to be between 50°80°F for optimal performance. Adjust with heating or cooling as needed to manage temperature extremes and cure time variations.
- Prepare Forms:Design forms to allow for continuous grout placement, including venting provisions to prevent air entrapment. Ensure a minimum of 1” horizontal clearance from the base plate and that the forms are at least 1” higher than the base plate bottom.
Mixing and Application
- Mixing Procedure:For small amounts, manual mixing in a concrete pan until lump-free is adequate.For larger quantities, use a mortar mixer with rubber-tipped blades or a suitable grout pump, mixing for a minimum of 5 minutes.Begin with the minimum water required, adding water to the mixer before the grout powder.Aim for the desired consistency by adding two-thirds of the water first, then the grout, followed by the remaining water after partial mixing.Ensure a thorough mix for an additional 2 to 3 minutes.
- Application Steps:Placing the Grout:Ensure continuous and rapid placement from one side to prevent air entrapment, ensuring the grout completely fills the required spaces and remains in contact with the plate. Do not vibrate the grout, and only apply up to the bottom of the base plate.Curing Process:Immediately cover the grout with clean, wet rags, keeping it moist until the final set. After the final set, apply an ASTM C309 compliant curing compound.
Curing
- Curing:Cure grout as per ASTM C309 standards, either by maintaining moist conditions for at least 72 hours or by applying an appropriate curing compound.
Packaging
Available in 50 lb bags, yielding approximately 0.45 cu. ft. in fluid condition. With a 50% extension using 3/8″ pea stone, yield increases to approximately 0.59 cu. ft.
Shelf Life
Should be stored in a cool, dry place. When stored properly in its original, unopened container, its shelf life is one year from the date of manufacture.
Standards
Meets the standards of the Corps of Engineers CRD C621 Grade A, B & C, ASTM C1107/1107M Grade A, B & C, and ASTM C827.
