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Robbins LLC logo

  Custom Mix
& Custom Calendering



Robbins LLC has made a commitment to supply customers with top quality rubber compounds to fit their individual manufacturing needs. After the installation of a second mixer at the Muscle Shoals, AL facility and the purchase of Hoover-Hanes Rubber Custom Mixing Corporation in Tallapoosa, GA, Robbins CustoMix now offers state-of-the-art mixing, calendering, extrusions, and auto clave curing as well as dedicated color mixing lines.
  • Krupp GK-250 E intermeshing rotor mixer that achieves significant improvement in quality by providing rapid heat transfer and an extremely favorable volume-to-cooling area ratio thus meeting the requirements of those temperature-sensitive compounds. It also provides enhanced dispersion and distribution resulting in higher and more consistent quality for any formulation.
  • A #11 dedicated color mixer.
  • A #11, #12, #270, and #370 black mixing units with metal detection.
  • Off line straining capabilities.
  • Dynamic Air carbon black handling system offering better carbon black pellet integrity complementing the weigh-up system to meet critically tight weighment specifications needed in those sophisticated rubber hydrocarbon compounds.
  • State-of-the-art laboratory equipment assuring mixed products meets the customers’ specifications.
  • · Rubber calender available for processing sheet rubber products up to a maximum of 66” wide.
  • A 9’ x 50’ indirect steam autoclave to meet special curing needs.
  • Technical staff specifically trained to develop custom formulations to meet the customers’ specifications.
  • Lot traceability by Quality Control for all raw material.
  • Packaged rubber available in strip, cut slab, or wigwag form.
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Toll Free - (800) 633-3312      International - (256) 383-5441      E-mail - info@robbinsllc.com
FAX - (800) 321-7918
     Address - Robbins LLC - 3415 Thompson St. - Muscle Shoals, AL 35661