DUR-ROK® is a UCC registered trademark for basalt lined pipe, which is used in hydraulic conveying systems for transporting coarse, abrasive material such as bottom ash.

  • Abrasion resistant for a variety of ash handling applications
  • Spool pieces come with one fixed and one loose flange for flexibility in field installation
  • 150# or 300# ANSI flanges
  • Pipe and fittings range from 3" to 14" ID
  • Corrosion resistant
  • High operating pressure (up to 150 psi)

Please contact your local sales representative for more information.
  1. What is the lead time for DUR-ROK pipe? [+]

    Certain standard sizes are in stock and available for immediate shipment. Custom lengths can be supplied in 6-8 weeks.

  2. Do both ends of DUR-ROK pipe have fixed flanges? [+]

    When ordering standard lengths of DURROK pipe both ends will have fixed flanges. All non-standard lengths will have one fixed and one loose flange.

  3. What are standard lengths of DUR-ROK? [+]
    The standard length of DUR-ROK is 18 feet.

Ideal for converting wet sluice systems into a “dry” ash system without change to the existing bottom ash hoppers.