ACC Latest Articles

    • September

      14

      2018

    Placing Concrete & Using Optimus

    Place concrete at a 4” – 5” maximum slump o Screed FLAT, this is very important particularly for the Micro Finishes o Bull float with a wooden bull float both directions o Roller Tamp or Jitterbug in both directions o Bull float a second time o Wait until the bleed water has left before you do

    • September

      14

      2018

    ACC Optimus Brochure

    ACC Optimus Surface Retarders offer unmatched reliability and superior control for exposed aggregate finishes. The Family of Optimus Surface Retarders offers a unique selection of surface finishes to add beauty and durability to decorative concrete and high performance hardscapes. Also Available TEM-PROTECT Temporary protective coating designed as a liquid plastic, easy to use and remove.

    • September

      14

      2018

    Guidelines for using Altus Series In-form Retarders

    Generally, when specifying chemical retarders on cast-in-place concrete applications there should be references to both the formwork specifications as well as the use and proper application of the retarder specified along with the placing and finishing operations in the concrete sections.  This is particularly important if the contractor providing the remodeling services produce each in

    • September

      14

      2018

    Altus & Optimus – Vertical and Horizontal Construction Joint Applications

    Generally, when specifying chemical retarders on cast-in-place concrete applications there should be references to both the formwork specifications as well as the use and proper application of the retarder specified along with the placing and finishing operations in the concrete sections. This is particularly important if the contractors producing each are not the same. In

    • September

      14

      2018

    Combined Architectural Exposed Aggregate Specification

    1.01 Summary A. Section includes: Exposed Aggregate Concrete produced through the use of a chemical surface retarder to expose the aggregate of a gap graded concrete mix B. Related Sections: Refer to the following sections for related work Section 02200: “Earthwork” Section 03300: “Cast-In-Place Concrete“ Section 05500: “Metal Fabrications” Section: 07900: “Joint Sealants…..you may download

    • September

      16

      2016

    Guide for Flatwork Finish Disposal

    General Contractor Guidelines for Optimus Flatwork Finish Removal And Disposal As with all additional finishing requirements on decorative concrete slabs the removal of the retarded surface matrix and the Optimus Flatwork Finish residues including retarded hydrated cement paste, fine and coarse aggregates should be handled carefully and disposed of properly. All solid particles should be disposed

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